<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>阿里云服务器_阿里云邮箱购买_阿里云代理商【超网数据】</title><link>http://yun.cwsj.net/</link><description>阿里云认证代理商超网数据（www.cwsj.net）为用户提供长期优惠和1对1服务,主要产品有:阿里云服务器、阿里云主机、阿里云邮箱、空间等,10年代理经验,专业售后服务有保障!</description><generator>RainbowSoft Studio Z-Blog 2.3 Avengers Build 180518</generator><language>zh-CN</language><pubDate>Fri, 15 Nov 2024 16:52:01 +0800</pubDate><item><title>阿里云服务器如何处理系统内存使用率过高问题？</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/aliyunneicun.html</link><pubDate>Fri, 15 Nov 2024 16:50:26 +0800</pubDate><guid>http://yun.cwsj.net/post/aliyunneicun.html</guid><description><![CDATA[<h2 id="kAxtz" data-spm-anchor-id="a2c4g.11186623.0.i13.339544b7vX9nVZ" style="margin: 24px 0px 16px; padding: 24px 0px 0px; line-height: 32px; font-size: 26px; white-space: normal; box-sizing: border-box; color: rgb(24, 24, 24); letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);"><span style="color: rgb(192, 80, 77);">阿里云服务器优惠信息</span></h2><p id="ff247a15d40yf" style="margin-top: 0px; margin-bottom: 16px; padding: 0px; font-size: 16px; white-space: normal; box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);">如果您有新购阿里云服务器需求，可以联系本站客服，享受官方折扣基础上再打折，一对一售后指导，备案辅助。</p><p id="ff247a15d40yf" style="margin-top: 0px; margin-bottom: 16px; padding: 0px; font-size: 16px; white-space: normal; box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);">QQ 516201 微信18963551199</p><section data-tag="condition" id="condition-oa2-vnt-yeo" data-type="condition" class="condition section" data-spm-anchor-id="a2c4g.11186623.0.i9.1ba65cc8Xr4JIC" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="d41e14" data-spm-anchor-id="a2c4g.11186623.0.i10.1ba65cc8Xr4JIC" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">问题现象</h2><p data-tag="p" id="p-z4q-uv9-w4w" class="p" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">使用Linux系统的ECS实例时，出现系统卡顿、内部服务响应速度变慢等问题。通过实例健康诊断显示：该实例当前内存的使用率已超过80%。</p></section><div data-tag="troubleSolution" id="troubleSolution-ywr-xjo-rhd" class="troubleSolution" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><section data-tag="cause" id="cause-yml-ohw-8bb" data-type="cause" class="cause section" style="box-sizing: border-box; margin: 0px; padding: 0px;"><h2 id="d41e20" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">可能原因</h2><p data-tag="p" id="p-cq6-pxy-53x" class="p" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">ECS实例中存在异常的进程或服务，占用大量内存，导致内存使用率过高。一般来说，当内存使用率≥80%时，定义为内存使用率过高。建议您通过创建报警规则，实时监控ECS实例的波动情况，具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/cms/user-guide/create-an-alert-rule#task-2181123" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">创建报警规则</a>。</p></section><section data-tag="remedy" id="remedy-tza-wa7-d69" data-type="remedy" class="section remedy" style="box-sizing: border-box; margin: 0px; padding: 0px;"><h2 id="d41e27" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">解决方案</h2><p data-tag="responsibleParty" id="responsibleParty-m54-3i9-3x2" class="responsibleParty" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">您可以参考以下步骤，解决内存使用率过高的问题。</p><ol data-tag="steps" id="steps-3w7-af7-yk1" class="steps list-paddingleft-2" style="list-style-type: none;"><li><p id="70ac476079lo5" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-92z-90p-j7f" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">远程连接ECS实例。</span></p><div data-tag="info" id="info-d6f-lre-3tc" class="info" style="box-sizing: border-box; margin: 0px; padding: 0px;"><p id="70ac4761792h0" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/connection-methods#concept-tmr-pgx-wdb" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">连接方式概述</a>。</p></div></li><li><p id="70ac476279niy" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-2l5-2ii-w7a" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">查看ECS实例是否存在内存使用率过高的情况。</span></p><div data-tag="info" id="info-7is-fg3-p7l" class="info" style="box-sizing: border-box; margin: 0px; padding: 0px;"><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" id="codeblock-h9z-uqi-ouo" outputclass="language-shell" class="pre codeblock language-shell" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">free</pre></div><p id="70ac6e7079y0h" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><img data-tag="image" id="image-ntw-bj1-amv" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/6903729661/p523000.png" alt="查看内存使用情况" placement="break" class="image break" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></p><div data-tag="p" id="p-qtq-25y-gfh" class="p" style="box-sizing: border-box; margin: 0px 0px 16px; padding: 0px; letter-spacing: 0.4px; line-height: 24px; word-break: break-word;"><p id="70ac6e7179ife" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">内存使用率= (total-free) /total，当内存使用率≥80%时，定义为内存使用率过高。</p></div></div></li><ul data-tag="ul" id="ul-fpp-e9w-kkr" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="70ac6e727977p" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">total：可供系统使用的内存大小，即物理内存减去预留位和内核使用的内存。</p></li><li><p id="70ac6e7379lju" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">free：当前系统完全没有使用的内存。</p></li></ul><li><p id="70ac6e7479xul" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-0lz-c42-2nv" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">查看当前实例是否存在异常服务或进程。</span></p><div data-tag="info" id="info-jm7-ehc-l9o" class="info" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div></li><ul data-tag="ul" id="ul-s3l-xnm-k7d" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="70ac6e75792cl" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果不存在异常服务或进程：建议您升级实例规格，具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/upgrade-the-instance-types-of-subscription-instances#concept-jl1-2bf-5db" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">包年包月实例升配规格</a>或<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/change-the-instance-type-of-a-pay-as-you-go-instance#concept-fzw-gbf-5db" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">更改按量付费实例规格</a>。</p></li><li><p id="70ac6e7679j5g" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果存在异常服务或进程，请继续执行步骤<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/how-to-deal-with-the-system-high-memory-usage-problems?spm=a2c4g.11186623.0.0.1b883856PSDzoy#step-xqz-9fh-jd9" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">4</a>。</p></li></ul><ol type="a" data-tag="substeps" id="substeps-vms-z1m-pzd" class="custom_num list-paddingleft-1" style="list-style-type: num;"><li class="list-num-1-1 list-num-paddingleft-1"><p id="70ac958079kuh" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-dvr-6gv-6dy" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">执行如下命令，从进程维度查看CPU、内存等资源的使用情况。</span></p><div data-tag="info" id="info-mfa-orx-3lg" class="info" style="box-sizing: border-box; margin: 0px; padding: 0px;"><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" id="codeblock-xxi-zea-4i6" outputclass="language-shell" class="pre codeblock language-shell" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">top</pre></div></div></li><li class="list-num-1-2 list-num-paddingleft-1"><p id="70ac958179e13" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-u51-q7t-rm2" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">同时按<kbd data-tag="userinput" id="userinput-0en-8jf-7ab" class="userinput" style="box-sizing: border-box; margin: 0px; padding: 3px 5px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 12px; line-height: normal; font-family: Consolas, &quot;Liberation Mono&quot;, Menlo, Courier, monospace; background-color: rgb(231, 231, 231); background-image: linear-gradient(rgb(254, 254, 254), rgb(231, 231, 231)); background-repeat: repeat-x; border: 1px solid rgb(207, 207, 207); border-radius: 2px; color: rgb(0, 0, 0); display: inline-block;">Shift+M</kbd>键查看内存使用率排行。</span></p><div data-tag="info" id="info-fz9-1br-55u" class="info" style="box-sizing: border-box; margin: 0px; padding: 0px;"><p id="70ac9582793lr" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">根据内存使用率排行，结合业务情况，确认进程内存使用率是否正常。</p></div></li></ol><li><p id="70ac958379ebp" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-ms8-oin-9an" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">处理排查到的异常进程或服务，解决内存使用率过高问题。</span></p><div data-tag="info" id="info-kxm-ith-qs0" class="info" style="box-sizing: border-box; margin: 0px; padding: 0px;"><div data-tag="note" id="note-ksu-3yq-621" type="warning" class="note note-warning" style="box-sizing: border-box; margin: 16px 0px; padding: 12px 16px; background-color: rgb(254, 247, 246); border-left: 2px solid rgb(241, 86, 52) !important; -webkit-box-align: start; align-items: flex-start; display: flex;"><div class="note-icon-wrapper" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-align: center; align-items: center; display: flex; height: 24px; width: 56px;"><span class="icon-note note warning" style="box-sizing: border-box; margin: 0px 8px 0px 0px; padding: 0px; background-position: 50% center; background-repeat: no-repeat; background-size: 18px 18px; border: none; display: inline-block; height: 18px; vertical-align: middle; width: 18px; background-image: url(&quot;https://img.alicdn.com/imgextra/i2/O1CN01jFhq1r1zWjDUpxK4E_!!6000000006722-2-tps-200-200.png&quot;);"></span><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">警告</span></div><div class="noteContentSpan" style="box-sizing: border-box; margin: 0px 0px 0px 12px; padding: 0px; -webkit-box-flex: 1; color: rgb(88, 88, 88); flex: 1 1 0%; overflow: hidden;"><p id="70ac958479yt0" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">终止操作系统关键进程可能导致系统重启，请谨慎操作。</p></div></div></div></li><ol type="a" data-tag="substeps" id="substeps-d6m-yx7-l44" class="custom_num list-paddingleft-1" style="list-style-type: num;"><li class="list-num-1-1 list-num-paddingleft-1"><p id="70ac9585798j5" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-8tv-i4h-r9i" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">想要终止某个进程时，输入小写字母<kbd data-tag="userinput" id="userinput-49y-36j-5e6" class="userinput" style="box-sizing: border-box; margin: 0px; padding: 3px 5px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 12px; line-height: normal; font-family: Consolas, &quot;Liberation Mono&quot;, Menlo, Courier, monospace; background-color: rgb(231, 231, 231); background-image: linear-gradient(rgb(254, 254, 254), rgb(231, 231, 231)); background-repeat: repeat-x; border: 1px solid rgb(207, 207, 207); border-radius: 2px; color: rgb(0, 0, 0); display: inline-block;">k</kbd>。</span></p></li><li class="list-num-1-2 list-num-paddingleft-1"><p id="70acbc9079hog" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-18i-5b4-0qw" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">输入要终止的进程PID。</span></p><div data-tag="info" id="info-71z-8gv-7nr" class="info" style="box-sizing: border-box; margin: 0px; padding: 0px;"><p id="70acbc9179uu7" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">默认为输出结果的第一个PID，如下图所示，假如想要终止PID为561的进程，输入561后按<kbd data-tag="userinput" id="userinput-bf6-y98-ful" class="userinput" style="box-sizing: border-box; margin: 0px; padding: 3px 5px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 12px; line-height: normal; font-family: Consolas, &quot;Liberation Mono&quot;, Menlo, Courier, monospace; background-color: rgb(231, 231, 231); background-image: linear-gradient(rgb(254, 254, 254), rgb(231, 231, 231)); background-repeat: repeat-x; border: 1px solid rgb(207, 207, 207); border-radius: 2px; color: rgb(0, 0, 0); display: inline-block;">Enter</kbd>键。<img data-tag="image" id="image-rcn-yy3-vwy" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/7550119661/p523065.png" alt="终止进程" placement="break" class="image break" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></p></div></li><li class="list-num-1-3 list-num-paddingleft-1"><p id="70acbc9279gd0" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span data-tag="cmd" id="cmd-zkf-n52-wj7" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">操作成功后，界面会出现类似<span data-tag="ph" id="codeph-oiz-uaw-s4f" class="ph" style="box-sizing: border-box; margin: 0px; padding: 0px;"><code data-tag="code" class="code" style="box-sizing: border-box; margin: 0px; padding: 2px 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; font-size: 1em; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">Send pid 561 signal [15/sigterm]</code></span>的提示信息，按<kbd data-tag="userinput" id="userinput-b2y-22g-mjx" class="userinput" style="box-sizing: border-box; margin: 0px; padding: 3px 5px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 12px; line-height: normal; font-family: Consolas, &quot;Liberation Mono&quot;, Menlo, Courier, monospace; background-color: rgb(231, 231, 231); background-image: linear-gradient(rgb(254, 254, 254), rgb(231, 231, 231)); background-repeat: repeat-x; border: 1px solid rgb(207, 207, 207); border-radius: 2px; color: rgb(0, 0, 0); display: inline-block;">Enter</kbd>确认即可终止进程。<img data-tag="image" id="image-wt7-ctd-6wg" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/7550119661/p523072.png" alt="确认终止" placement="break" class="image break" data-spm-anchor-id="a2c4g.11186623.0.i12.1ba65cc8Xr4JIC" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></span></p></li></ol></ol></section></div><p><br/></p>]]></description><category>阿里云服务器</category><comments>http://yun.cwsj.net/post/aliyunneicun.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=33</wfw:commentRss></item><item><title>阿里云服务器Linux实例负载高问题排查和异常处理</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/aliyunfuzaigao.html</link><pubDate>Fri, 15 Nov 2024 16:21:45 +0800</pubDate><guid>http://yun.cwsj.net/post/aliyunfuzaigao.html</guid><description><![CDATA[<h2 id="kAxtz" data-spm-anchor-id="a2c4g.11186623.0.i13.339544b7vX9nVZ" style="margin: 24px 0px 16px; padding: 24px 0px 0px; line-height: 32px; font-size: 26px; white-space: normal; box-sizing: border-box; color: rgb(24, 24, 24); letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);"><span style="color: rgb(192, 80, 77);">阿里云服务器优惠信息</span></h2><p id="ff247a15d40yf" style="margin-top: 0px; margin-bottom: 16px; padding: 0px; font-size: 16px; white-space: normal; box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);">服务器系统内核没有禁ping的情况下，客户端ping服务器ping不通。如果您有新购阿里云服务器需求，可以联系本站客服，享受官方折扣基础上再打折，一对一售后指导，备案辅助。QQ 516201 微信18963551199</p><section id="7cbb4b50be45l" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="7cbb4b51beosc" data-spm-anchor-id="a2c4g.11186623.0.i4.1b883856PSDzoy" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);"><span data-spm-anchor-id="a2c4g.11186623.0.i5.1b883856PSDzoy" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">问题描述</span></h2><p id="a51e02a0bc5yv" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在您使用ECS实例过程中，可能会遇到实例系统负载较高的情况，负载过高，可能会引发一系列异常问题，简单说明如下：</p><ul id="5f374d52bfx57" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="4f066790bf19f" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">CPU使用率或负载过高</span>：一般来说，当CPU使用率≥80%时，定义为CPU使用率过高。CPU使用率持续过高，可能会导致实例运行速度变慢，自动关机或重启、无法登录等问题。</p></li><li><p id="8df1e330bfj3l" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">带宽使用率过高</span>：一般来说，带宽使用率≥当前带宽80%时，定义为带宽使用率过高。带宽使用率持续过高，将影响实例的网络连通性或网络吞吐，例如实例无法远程连接、网速过慢等。</p></li><li><p id="77a30590bf105" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">内存使用率过高</span>：一般来说，当内存使用率≥80%时，定义为内存使用率过高。内存使用率过高，可能会出现系统卡顿、内部服务响应速度变慢等问题。</p></li><li><p id="b777cfc0bf19e" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">I/O使用率过高</span>：一般来说，当前I/O读写≥该云盘I/O的80%时，定义为I/O使用率过高。I/O使用率过高，可能会出现文件读写变慢、应用性能下降或报错等问题。</p></li></ul></section><p><section id="6d5dbb20beoom" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="6d5dbb21be79y" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">问题排查</span></h2><p id="ba2e3bd0be12e" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">您可以使用SAR工具或htop工具定位该实例的负载过高及各资源的使用情况。</p><section id="bf10d810bex9d" outputclass="tabbed-content-box" class="tabbed-content-box section" style="box-sizing: border-box; margin: 16px 0px 24px; padding: 0px; border: 1px solid rgb(233, 233, 233);"><div class="tab-box" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; border-bottom: 1px solid rgb(233, 233, 233); display: flex; height: 43px; justify-content: space-between;"><div class="tab-item-container" style="box-sizing: border-box; margin: 0px; padding: 0px; max-width: calc(100% - 70px); overflow: scroll hidden; text-align: center; white-space: nowrap;"><div class="tab-item selected-tab-item" id="c25861f0bebbj" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid rgb(19, 102, 236); cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis; color: rgb(19, 102, 236);">使用sar工具查看实例各资源使用情况</div><div class="tab-item" id="c4598920besg5" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid transparent; cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis;">使用htop查看系统内各进程负载情况</div></div><div class="tab-box-button" style="box-sizing: border-box; margin: 0px; padding: 5px 10px; -webkit-box-align: center; -webkit-box-pack: justify; align-items: center; box-shadow: rgba(0, 0, 0, 0.1) -7px 0px 5px -4px; display: flex; height: 42px; justify-content: space-between; width: 70px; visibility: hidden;"><div class="left deactivateBtn" style="box-sizing: border-box; margin: 0px; padding: 0px; transform: rotate(-180deg); color: rgb(233, 233, 233); cursor: not-allowed;"><span class="help-iconfont help-icon-zhankai1" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; font-weight: 600; font-family: help-iconfont !important;"></span></div><div class="right" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(151, 151, 151);"><span class="help-iconfont help-icon-zhankai1" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; font-weight: 600; font-family: help-iconfont !important;"></span></div></div></div><section id="bf10ff21bes9f" class="section" style="box-sizing: border-box; margin: 0px; padding: 16px;"><p id="bf10ff22befw1" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">sar是System Activity Reporter（系统活动情况报告）的缩写，sar工具对系统状态进行取样后，通过计算数据和比例来表达系统当前的运行状态。其特点是可以连续对系统取样，获得大量的取样数据。其取样数据和分析结果可以存入文件，所需的负载很小。</p><p id="078c335dbet54" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">sar是Linux系统中较为全面的性能分析工具，可以从多个方面对系统的活动进行监控和报告，包括文件读写情况、系统调用使用情况、串口、CPU效率、内存使用情况、进程活动及IPC（Inter-Process Communication，进程间通信）等。</p><section id="de7d8380be4rn" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px;"><h3 id="ae5565d0be89p" style="box-sizing: border-box; margin: 0px 0px 16px; padding: 0px; font-size: 18px; line-height: 24px; letter-spacing: 0.4px;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">安装sar工具</span></h3><p id="183d4161be4b9" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果您的ECS实例中默认未安装sar工具，可参考如下步骤进行安装。</p><ol id="c22b3634b08i1" data-spm-anchor-id="a2c4g.11186623.0.i2.4b96e34eqbBLke" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="a52e90b1b3w3h" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">使用VNC连接Linux系统的ECS实例。</p><p class="itemgroup info" id="info-d6f-lre-3tc" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/log-on-to-an-instance-by-using-vnc" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">使用VNC登录实例</a>。</p></li><li><p id="c22b5d43b0qlx" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行如下命令，安装sar工具。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" outputclass="language-plaintext" id="72d4c8a0benr1" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">yum&nbsp;install&nbsp;sysstat</pre></div></li><li><p id="76d82870beio4" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行如下命令，启动sysstat服务。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" outputclass="language-plaintext" id="78c0be90bely4" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">systemctl&nbsp;start&nbsp;sysstat</pre></div></li><li><p id="b93f00401fp1d" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行如下命令，查看sysstat服务状态。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre id="xgbggz" data-tag="codeblock" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">systemctl&nbsp;status&nbsp;sysstat</pre></div><p id="454b70801fzkx" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">当返回系统中出现<code data-tag="code" class="code" style="box-sizing: border-box; margin: 0px; padding: 2px 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; font-size: 1em; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">Active: active (exited)</code>表示sysstat服务已启动。</p></li></ol></section><section id="368de140bfck7" outputclass="tabbed-content-box" class="tabbed-content-box section" style="box-sizing: border-box; margin: 16px 0px 24px; padding: 0px; border: 1px solid rgb(233, 233, 233);"><div class="tab-box" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; border-bottom: 1px solid rgb(233, 233, 233); display: flex; height: 43px; justify-content: space-between;"><div class="tab-item-container" style="box-sizing: border-box; margin: 0px; padding: 0px; max-width: calc(100% - 70px); overflow: scroll hidden; text-align: center; white-space: nowrap;"><div class="tab-item selected-tab-item" id="6b1eabf1ber2x" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid rgb(19, 102, 236); cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis; color: rgb(19, 102, 236);">查看CPU使用率</div><div class="tab-item" id="7135d090beljf" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid transparent; cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis;">查看队列长度和CPU平均负载</div><div class="tab-item" id="05aba7f1belgg" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid transparent; cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis;">查看磁盘使用情况</div><div class="tab-item" id="76a03a70bedwo" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid transparent; cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis;">查看内存负载</div><div class="tab-item" id="aa1543c0beqv0" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid transparent; cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis;">查看I/O负载</div><div class="tab-item" id="7ad27270beb9c" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid transparent; cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis;">查看swap分区页面交换情况</div></div><div class="tab-box-button" style="box-sizing: border-box; margin: 0px; padding: 5px 10px; -webkit-box-align: center; -webkit-box-pack: justify; align-items: center; box-shadow: rgba(0, 0, 0, 0.1) -7px 0px 5px -4px; display: flex; height: 42px; justify-content: space-between; width: 70px; visibility: visible;"><div class="left deactivateBtn" style="box-sizing: border-box; margin: 0px; padding: 0px; transform: rotate(-180deg); color: rgb(233, 233, 233); cursor: not-allowed;"><span class="help-iconfont help-icon-zhankai1" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; font-weight: 600; font-family: help-iconfont !important;"></span></div><div class="right" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(151, 151, 151);"><span class="help-iconfont help-icon-zhankai1" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; font-weight: 600; font-family: help-iconfont !important;"></span></div></div></div><section id="dbe859b0be4yr" class="section" style="box-sizing: border-box; margin: 0px; padding: 16px;"><p id="9141daf0be05e" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行如下命令，查看CPU负载。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" outputclass="language-plaintext" id="88e39a90beg2h" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">sar&nbsp;-u&nbsp;1&nbsp;5&nbsp;&nbsp;&nbsp;#每隔一秒刷新，刷新5次</pre></div><p id="8c15a0a0be6uj" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">系统显示类似如下。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" outputclass="language-plaintext" id="926ab8a0beczp" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">Linux&nbsp;3.10.0-123.9.3.el7.x8664&nbsp;(iZ23pddtofdZ)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;07/04/2016&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;_x86_64&nbsp;&nbsp;&nbsp;&nbsp;(1&nbsp;CPU)
10:16:35&nbsp;AM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CPU&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;%user&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;%nice&nbsp;&nbsp;&nbsp;%system&nbsp;&nbsp;&nbsp;%iowait&nbsp;&nbsp;&nbsp;&nbsp;%steal&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;%idle
10:16:36&nbsp;AM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;all&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;14.14&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1.01&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;84.85
10:16:37&nbsp;AM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;all&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;14.14&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1.01&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;84.85
10:16:38&nbsp;AM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;all&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1.01&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;98.99
10:16:39&nbsp;AM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;all&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;100.00
10:16:40&nbsp;AM&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;all&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;99.00
Average:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;all&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;5.86&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.40&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.20&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0.00&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;93.54</pre></div><p data-tag="h4" id="c22ae817b0mda" class="h4" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">显示结果主要字段说明</span></p><ul id="a570b761beubj" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="a4b49350be0kf" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">%user：用户模式下消耗的CPU时间比例。</p></li><li><p id="a39b5b22beo87" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">%nice：通过nice改变了进程调度优先级的进程，在用户模式下消耗的CPU时间比例。</p></li><li><p id="a39b5b24becpo" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">%system：系统模式下消耗的CPU时间比例。</p></li><li><p id="a39b5b26bealy" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">%iowait：CPU等待磁盘I/O导致空闲状态消耗的时间比例。</p></li><li><p id="a39b5b28be8gi" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">%steal：利用Xen等操作系统虚拟化技术，等待其它虚拟CPU计算占用的时间比例。</p></li><li><p id="a39b5b2abeusi" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">%idle：CPU空闲时间百分比。</p></li></ul></section></section><section id="2b6d6910bfq0j" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px;"><h3 id="28e2eda1bfvjw" style="box-sizing: border-box; margin: 0px 0px 16px; padding: 0px; font-size: 18px; line-height: 24px; letter-spacing: 0.4px;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">常见sar命令参数</span></h3><p id="078d44c1bej00" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">sar命令的参数说明如下，区分大小写。</p><ul id="078d44c2be53u" data-spm-anchor-id="a2c4g.11186623.0.i7.1b883856PSDzoy" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="078d44c4bejqg" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-A：汇总所有的报告。</p></li><li><p id="078d44c6bexvz" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-a：报告文件读写使用情况。</p></li><li><p id="078d6bd0bezej" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-B：报告附加缓存的使用情况。</p></li><li><p id="078d6bd2beuea" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-b：报告缓存的使用情况。</p></li><li><p id="078d6bd4begbw" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-c：报告系统调用的使用情况。</p></li><li><p id="078d6bd6becge" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-d：报告磁盘的使用情况。</p></li><li><p id="078d92e1bek7v" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-g：报告串口的使用情况。</p></li><li><p id="078d92e3be6sq" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-h：报告关于buffer使用的统计数据。</p></li><li><p id="078d92e5bet85" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-m：报告IPC消息队列和信号量的使用情况。</p></li><li><p id="078d92e7bec78" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-n：报告命名cache的使用情况。</p></li><li><p id="078d92e9besj3" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-p：报告调页活动的使用情况。</p></li><li><p id="078d92ebbeqni" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-q：报告运行队列和交换队列的平均长度。</p></li><li><p id="078d92edbeb3g" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-R：报告进程的活动情况。</p></li><li><p id="078d92efbe37c" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-r：报告没有使用的内存页面和硬盘块。</p></li><li><p id="078d92f1be8r1" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-u：报告CPU的利用率。</p></li><li><p id="078db9f1beagj" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-v：报告进程、i节点、文件和锁表状态。</p></li><li><p id="078db9f3behrc" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-w：报告系统交换活动状况。</p></li><li><p id="078db9f5be1ce" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">-y：报告TTY设备活动状况。</p></li></ul></section></section></section></section></p><p><br/></p>]]></description><category>阿里云服务器</category><comments>http://yun.cwsj.net/post/aliyunfuzaigao.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=32</wfw:commentRss></item><item><title>阿里云oss对象储存如何批量下载数据到本地</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/ossxiazai.html</link><pubDate>Fri, 15 Nov 2024 15:40:08 +0800</pubDate><guid>http://yun.cwsj.net/post/ossxiazai.html</guid><description><![CDATA[<div><h2 id="kAxtz" data-spm-anchor-id="a2c4g.11186623.0.i13.339544b7vX9nVZ" style="margin: 24px 0px 16px; padding: 24px 0px 0px; line-height: 32px; font-size: 26px; white-space: normal; box-sizing: border-box; color: rgb(24, 24, 24); letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);"><span style="color: rgb(192, 80, 77);">阿里云服务器优惠信息</span></h2><p id="ff247a15d40yf" style="margin-top: 0px; margin-bottom: 16px; padding: 0px; font-size: 16px; white-space: normal; box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);">服务器系统内核没有禁ping的情况下，客户端ping服务器ping不通。如果您有新购阿里云服务器需求，可以联系本站客服，享受官方折扣基础上再打折，一对一售后指导，备案辅助。QQ 516201 微信18963551199</p><div><h2>Rclone简介</h2><p data-pid="vK7yNO4H">Rclone 是一个用于和同步云平台同步文件和目录命令行工具。采用 Go 语言开发。</p><p data-pid="AsqnUeiS">它允许在文件系统和云存储服务之间或在多个云存储服务之间访问和同步文件，它具有单向同步功能，使目录完全相同，它具有加密、缓存和联合后端，支持 Fuse 安装，并且可以通过 HTTP、WebDAV、FTP、SFTP 或 DLNA 服务本地或远程文件。</p><p data-pid="oEO_4mWu">它支持超过 40 种不同<span style="color: rgb(0, 0, 0);">的</span><span style="color: rgb(0, 0, 0);">云存储服务</span><span style="color: rgb(0, 0, 0);">包</span>括 Amazon S3, Google Drive, Dropbox, Microsoft OneDrive, Google Cloud Storage, Amazon Drive, OpenStack Swift, Backblaze B2, Yandex Disk, SFTP, WebDAV, FTP, SFTP, Minio, Wasabi, Alibaba OSS,, SwiftStack, Tencent COS, Wasabi, Yandex.Disk, Yandex.Files等等。</p><p data-pid="3Y1EUHwj">rclone 支持多种文件传输方式，包括复制，同步，移动，删除文件。它还支持文件加密和压缩，支持分块上传和分块下载，可以暂停和恢复传输，支持文件的校验和合并。</p><p data-pid="LECId5u-">rclone 的主要优势在于它的灵活性和可扩展性。它可以用来做很多事情，包括备份，文件同步，数据迁移等。它可以在各种平台上运行，包括 Windows，macOS，Linux，FreeBSD，NetBSD 等。</p><p data-pid="jZVv3D6K">rclone 的配置简单，可以使用命令行或者配置文件来配置。使用 rclone 可以非常方便的操作云存储，支持的命令也非常丰富，使用起来非常方便。</p><p data-pid="njRpVOxH">简单来讲，主要的功能如下：</p><ul class=" list-paddingleft-2"><li><p>将文件备份（和加密）到云存储</p></li><li><p>从云存储还原（和解密）文件</p></li><li><p>将云数据镜像到其他云服务或本地</p></li><li><p>将数据迁移到云，或在云存储供应商之间迁移</p></li><li><p>将多个、加密、缓存或不同的云存储挂载为磁盘</p></li><li><p>使用 lsf、ljson、size、ncdu 分析和核算云存储上保存的数据</p></li><li><p>将文件系统合并在一起，将多个本地和/或云文件系统呈现为一个</p></li></ul><h2><br/></h2></div></div>]]></description><category>阿里云代理</category><comments>http://yun.cwsj.net/post/ossxiazai.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=31</wfw:commentRss></item><item><title>阿里云服务器Linux系统的ECS中没有禁ping却ping不通的解决方法</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/aliyunjinping.html</link><pubDate>Fri, 15 Nov 2024 15:31:53 +0800</pubDate><guid>http://yun.cwsj.net/post/aliyunjinping.html</guid><description><![CDATA[<h2 id="kAxtz" data-spm-anchor-id="a2c4g.11186623.0.i13.339544b7vX9nVZ" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; color: rgb(24, 24, 24); letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><span style="color: rgb(192, 80, 77);">阿里云服务器优惠信息</span></h2><p id="ff247a15d40yf" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">服务器系统内核没有禁ping的情况下，客户端ping服务器ping不通。如果您有新购阿里云服务器需求，可以联系本站客服，享受官方折扣基础上再打折，一对一售后指导，备案辅助。QQ 516201 微信18963551199</p><h2 id="kAxtz" style="white-space: normal; box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; color: rgb(24, 24, 24); letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);">问题描述</h2><p id="ff247a15d40yf" style="margin-top: 0px; margin-bottom: 16px; white-space: normal; box-sizing: border-box; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);">服务器系统内核没有禁ping的情况下，客户端ping服务器ping不通。</p><h2 id="kAxtz" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; color: rgb(24, 24, 24); letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">问题原因<br/></h2><p id="ff247a16d4d4d" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">服务器系统内部防火墙策略对客户端进行了设置。</p><h2 id="pKaCN" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; color: rgb(24, 24, 24); letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">解决方案</h2><p data-tag="h3" id="ff247a17d4xed" class="h3" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">开始排查</span></p><ol id="ff24a120d4tfo" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="ff24a122d4aaa" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">登录服务器，执行以下命令，进行抓包准备。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" id="ff1dea61d4ntj" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">tcpdump&nbsp;-i&nbsp;eth0&nbsp;host&nbsp;[$Eth0_IP]&nbsp;|&nbsp;grep&nbsp;ICMP</pre></div><div type="note" id="ff24a123d4rjh" class="note note-note" style="box-sizing: border-box; margin: 16px 0px; padding: 12px 16px; background-color: rgb(245, 245, 246); border-left: 2px solid rgb(19, 102, 236) !important; -webkit-box-align: start; align-items: flex-start; display: flex;"><div class="note-icon-wrapper" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-align: center; align-items: center; display: flex; height: 24px; width: 56px;"><span class="icon-note note note" style="box-sizing: border-box; margin: 0px 8px 0px 0px; padding: 0px; background-position: 50% center; background-repeat: no-repeat; background-size: 18px 18px; border: none; display: inline-block; height: 18px; vertical-align: middle; width: 18px; background-image: url(&quot;https://img.alicdn.com/imgextra/i1/O1CN01ctvdSc1UIl2t8RRJ8_!!6000000002495-2-tps-200-200.png&quot;);"></span><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">说明</span></div><div class="noteContentSpan" style="box-sizing: border-box; margin: 0px 0px 0px 12px; padding: 0px; -webkit-box-flex: 1; color: rgb(88, 88, 88); flex: 1 1 0%; overflow: hidden;"><p data-tag="p" id="ff24a124d4ete" class="p" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">[$Eth0_IP]为eth0网卡的IP地址。</p></div></div><p id="ff24a125d4zji" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><br/></p></li><li><p id="ff24a127d4yzz" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">登录客户端，执行以下命令，测试客户端和服务器的连通性。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" id="ff1dea62d4z9b" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">ping&nbsp;[$Server_IP]</pre></div><div type="note" id="ff24a128d4ied" class="note note-note" style="box-sizing: border-box; margin: 16px 0px; padding: 12px 16px; background-color: rgb(245, 245, 246); border-left: 2px solid rgb(19, 102, 236) !important; -webkit-box-align: start; align-items: flex-start; display: flex;"><div class="note-icon-wrapper" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-align: center; align-items: center; display: flex; height: 24px; width: 56px;"><span class="icon-note note note" style="box-sizing: border-box; margin: 0px 8px 0px 0px; padding: 0px; background-position: 50% center; background-repeat: no-repeat; background-size: 18px 18px; border: none; display: inline-block; height: 18px; vertical-align: middle; width: 18px; background-image: url(&quot;https://img.alicdn.com/imgextra/i1/O1CN01ctvdSc1UIl2t8RRJ8_!!6000000002495-2-tps-200-200.png&quot;);"></span><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">说明</span></div><div class="noteContentSpan" style="box-sizing: border-box; margin: 0px 0px 0px 12px; padding: 0px; -webkit-box-flex: 1; color: rgb(88, 88, 88); flex: 1 1 0%; overflow: hidden;"><p data-tag="p" id="ff24c830d4ful" class="p" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">[$Server_IP]为服务器的公网IP地址。</p></div></div><p id="ff24c831d48a2" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><br/></p></li></ol><p data-tag="h3" id="ff24c832d44i2" class="h3" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">排查结果分析</span></p><ol id="ff24c833d44uy" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="ff24c835d4rat" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在服务器中，出现以下抓包结果，可以看到客户端以5秒一次的频率进行数据包的发送动作，但是服务器端没有发出响应包。<img src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/1389770861/p519199.png" width="638" height="206" class="image break" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></p></li><li><p id="ff24c837d4bib" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">分析可能是服务器的防火墙或第三方安全软件进行了ban设置。</p></li><li><p id="ff24c839d4bia" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">登录服务器，执行以下命令，查看防火墙配置信息。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" id="ff1dea63d4pe3" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">iptables&nbsp;-nL&nbsp;--line-number</pre></div><p id="ff24ef40d465z" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">以下是详细配置信息，可以看到防火墙对客户端的数据包采用了了DROP策略，因此服务器无法对客户端的数据包进行响应。<img src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/1389770861/p519200.png" class="image break" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></p></li></ol><p data-tag="h3" id="ff24ef41d45xa" class="h3" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">解决方法</span></p><p id="ff24ef42d4b5z" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">本文提供了关闭防火墙和删除对应的屏蔽规则两种方法，以下是详细信息。</p><p data-tag="h4" id="ff24ef43d4z6f" class="h4" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">关闭防火墙</span></p><p id="ff24ef44d4ktz" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">登录服务器，在现场环境条件允许的情况下，可执行以下命令，临时关闭防火墙。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" id="ff1dea64d4bir" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">systemctl&nbsp;stop&nbsp;firewalld</pre></div><p data-tag="h4" id="ff24ef45d4m6v" class="h4" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">删除屏蔽规则</span></p><p id="ff24ef46d4e7f" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">登录服务器，执行以下命令，删除防火墙中对应的屏蔽规则。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" id="ff1dea65d480o" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">iptables&nbsp;-D&nbsp;INPUT&nbsp;-s&nbsp;[$Client_IP]&nbsp;-j&nbsp;DROP</pre></div><div type="note" id="ff24ef47d4dq7" class="note note-note" style="box-sizing: border-box; margin: 16px 0px; padding: 12px 16px; background-color: rgb(245, 245, 246); -webkit-box-align: start; align-items: flex-start; display: flex; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; border-left: 2px solid rgb(19, 102, 236) !important;"><div class="note-icon-wrapper" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-align: center; align-items: center; display: flex; height: 24px; width: 56px;"><span class="icon-note note note" style="box-sizing: border-box; margin: 0px 8px 0px 0px; padding: 0px; background-position: 50% center; background-repeat: no-repeat; background-size: 18px 18px; border: none; display: inline-block; height: 18px; vertical-align: middle; width: 18px; background-image: url(&quot;https://img.alicdn.com/imgextra/i1/O1CN01ctvdSc1UIl2t8RRJ8_!!6000000002495-2-tps-200-200.png&quot;);"></span><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">说明</span></div><div class="noteContentSpan" style="box-sizing: border-box; margin: 0px 0px 0px 12px; padding: 0px; -webkit-box-flex: 1; color: rgb(88, 88, 88); flex: 1 1 0%; overflow: hidden;"><section data-tag="p" id="ff24ef48d4kj2" class="p section" style="box-sizing: border-box; margin: 0px; padding: 0px;"><p id="ff24ef49d4lfj" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">[$Client_IP]为客户端IP地址。</p></section></div></div><p data-tag="h3" id="ff251650d4edf" class="h3" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">结果验证</span></p><ol id="ff251651d4at7" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="ff251653d48eq" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">登录客户端，执行以下命令，确认客户端可以成功ping通服务器。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre data-tag="codeblock" id="ff1dea66d4pmn" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto;">ping&nbsp;[$Server_IP]</pre></div><p id="ff251654d4i1r" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><br/></p></li><li><p id="ff251656d4hs3" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">登录服务器，获取以下抓包信息，确认服务器已返回响应信息。<img src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/1389770861/p519201.png" width="680" height="100" class="image break" data-spm-anchor-id="a2c4g.11186623.0.i12.339544b7vX9nVZ" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></p></li><li><p><br/></p></li></ol><p><br/></p>]]></description><category>阿里云服务器</category><comments>http://yun.cwsj.net/post/aliyunjinping.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=30</wfw:commentRss></item><item><title>无法ping通ECS实例公网IP的排查方法</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/aliyunguzhangping.html</link><pubDate>Fri, 15 Nov 2024 15:28:58 +0800</pubDate><guid>http://yun.cwsj.net/post/aliyunguzhangping.html</guid><description><![CDATA[<section id="ac14ff10fdpec" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="n49mj" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">问题现象</span></h2><p id="f75154b01b28f" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">本地客户端无法ping通目标ECS实例公网IP，例如：</p><ul id="39a93d42fd0ot" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f75154b11bm8j" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">本地客户端为Linux系统，ping目标ECS实例公网IP时无响应，如下所示：</p><p><img id="379c5640fdahg" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/4868625861/p675574.png" alt="2023-05-28_16-53-11..png" placement="break" class="image break" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></p></li><li><p id="f7517bc01bv8h" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">本地客户端为Windows系统，ping目标ECS实例公网IP时提示<span data-tag="uicontrol" id="8721a810fdxro" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">请求超时</span>错误，如下所示：</p><p><img id="45b72d40fdqeq" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/4868625861/p675575.png" alt="2023-05-28_16-52-16..png" placement="break" class="image break" data-spm-anchor-id="a2c4g.11186623.0.i4.282044b7WVpEGY" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></p></li></ul></section><p><section id="ad6573e0fd6sj" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"></section></p><section id="ad6573e0fd6sj" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="a1bd2380fd93g" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span data-spm-anchor-id="a2c4g.11186623.0.i8.282044b7WVpEGY" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">问题原因</span></h2><p id="f7517bc21b164" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在确保本地网络正常的情况下（即您可以正常访问其他网站或可以ping通其他网站），无法ping通目标ECS实例公网IP可能有以下原因：</p><div class="table-wrapper" style="box-sizing: border-box; margin: 0px; padding: 0px; position: relative;"><table class="fixed-table" width="914"><colgroup colwidth="0.85*" style="box-sizing: border-box; margin: 0px; padding: 0px; width: 387.913px;"></colgroup><colgroup colwidth="1.15*" style="box-sizing: border-box; margin: 0px; padding: 0px; width: 525.688px;"></colgroup><thead class="fixed-thead" style="box-sizing: border-box; margin: 0px; padding: 0px;"><tr id="1a473615fdsen" style="box-sizing: border-box; margin: 0px; padding: 0px;" class="firstRow"><td id="1a473612fdyj8" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word; background-color: rgb(229, 229, 229);"><br/></td><td id="1a473614fdw2p" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word; background-color: rgb(229, 229, 229);"><br/></td></tr></thead></table><table id="1a473610fdttr" tablewidth="690" tablecolswidth="293 397" class="table" width="914"><colgroup colwidth="0.85*" style="box-sizing: border-box; margin: 0px; padding: 0px; width: 387.913px;"></colgroup><colgroup colwidth="1.15*" style="box-sizing: border-box; margin: 0px; padding: 0px; width: 525.688px;"></colgroup><tbody class="tbody" data-spm-anchor-id="a2c4g.11186623.0.i6.282044b7WVpEGY" style="box-sizing: border-box; margin: 0px; padding: 0px;"><tr id="1a473615fdsen" style="box-sizing: border-box; margin: 0px; padding: 0px;" class="firstRow"><td id="1a473612fdyj8" rowspan="1" colspan="1" data-spm-anchor-id="a2c4g.11186623.0.i5.282044b7WVpEGY" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word; background-color: rgb(229, 229, 229);"><p id="f7517bc31b2cm" data-spm-anchor-id="a2c4g.11186623.0.i7.282044b7WVpEGY" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">可能原因</span></p></td><td id="1a473614fdw2p" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word; background-color: rgb(229, 229, 229);"><p id="f7517bc41be9n" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">排查方案</span></p></td></tr><tr id="1a475d22fd5b5" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="1a473617fdtys" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f7517bc51bn2x" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">ECS实例未处于<span id="ecs-namespace-dashboard.common-status-working" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">运行中</span>状态</p></td><td id="1a475d21fdwu7" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f7517bc61byky" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#3a45884004dvv" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查ECS实例状态</a></p></td></tr><tr id="1a475d2cfds11" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="1a475d29fdmb3" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f7517bc71bn7w" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">ECS实例的安全组错误</p></td><td id="1a475d2bfdx7w" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f7517bc81bh88" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#8be1b210fdltu" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查ECS实例安全组规则</a></p></td></tr><tr id="1a475d31fdo85" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="1a475d2efd4ml" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f7517bc91b08h" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">ECS实例防火墙配置错误</p></td><td id="1a475d30fdyg3" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751a2d01bxgd" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#8dd65620fdblr" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查ECS实例防火墙配置</a></p></td></tr><tr id="1a478432fdtto" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="1a475d33fd5ct" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751a2d11bjeo" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">ECS实例CPU使用率或带宽使用率过高</p></td><td id="1a478431fdnk2" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751a2d21bfxc" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#a1b97700fdjb7" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">查看ECS实例CPU使用率或带宽使用率</a></p></td></tr><tr id="1a478437fdexq" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="1a478434fd15f" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751a2d31ba47" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">ECS实例存在黑洞</p></td><td id="1a478436fdjby" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751c9e01b8zr" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#4bdeb480fd5x0" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">查看是否存在黑洞</a></p></td></tr><tr id="1a47843cfdf8l" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="1a478439fdb44" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751c9e11b3q2" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">ECS实例被恶意入侵</p></td><td id="1a47843bfdgro" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751c9e21bnii" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#6f4b5990fdwzo" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查云安全中心是否存在安全告警</a></p></td></tr><tr id="944fc030fdqdn" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="944fc032fd799" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751c9e31basw" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">ECS实例为中国香港或海外实例</p></td><td id="944fc034fdrxx" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751c9e41bc4h" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#6ac825f0fddfb" data-spm-protocol="i" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查您的实例是否为中国香港或海外实例</a></p></td></tr><tr id="8ec969e0fd48q" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="8ec990f1fd0dj" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751c9e51b02w" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">某个客户端ping不通</p></td><td id="8ec990f3fdcax" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751c9e61b6ke" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#bbdb7550fd3tg" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查是否为某个客户端环境ping不通</a></p></td></tr><tr id="9cb49a70ff19f" style="box-sizing: border-box; margin: 0px; padding: 0px;"><td id="9cb49a71ffo1l" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751c9e71b8rc" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">域名未备案或域名解析异常</p></td><td id="9cb49a73ff1gs" rowspan="1" colspan="1" style="box-sizing: border-box; margin: 0px; padding: 10px 13px; border-color: rgb(216, 216, 216); min-width: 100px; word-break: break-word;"><p id="f751f0f01b97m" style="box-sizing: border-box; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#ce612020ffsma" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查域名是否备案或域名解析配置</a></p></td></tr></tbody></table></div></section><p><section id="3a45884004dvv" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="fd656960fdv4m" jc="start" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;">检查ECS实例状态</h2><p jc="start" id="f751f0f11bnpx" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">只有当ECS实例状态为<span data-tag="uicontrol" id="ebc88a00fdct3" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">运行中</span>时，才能对外提供业务访问。检查步骤如下：</p><ol id="78eba092fd02v" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f751f0f21ba9l" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">登录<a class="" target="_blank" href="https://ecs.console.aliyun.com/" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">ECS管理控制台</a>。</p></li><li><p id="f751f0f31b14w" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在左侧导航栏，选择<span data-tag="uicontrol" id="uicontrol-puq-bs2-grd" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">实例与镜像</span><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">&gt;</span><span data-tag="uicontrol" id="uicontrol-fk3-i03-vyq" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">实例</span>。</p></li><li><p id="f751f0f41b8i9" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在顶部菜单栏左上角处，选择地域。</p></li><li><p id="f751f0f51bya2" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在实例列表页面，检查目标实例的状态。</p></li><ul id="a7f31df1fdroq" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f75218001bp58" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">目标实例不是<span data-tag="uicontrol" id="ebc88a01fdssw" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">运行中</span>状态，请根据实例状态，选择对应的解决方案。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/instance-lifecycle" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">实例的生命周期</a>。</p></li><li><p id="f75218021bu20" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">目标实例是<span data-tag="uicontrol" id="ebc88a02fdopg" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">运行中</span>状态，请执行<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#8be1b210fdltu" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查ECS实例安全组规则</a>。</p></li></ul></ol></section><section id="8be1b210fdltu" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="777394a0fdvtr" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查ECS实例安全组规则</span></h2><p id="f75218031bkkx" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">ECS实例的安全组中默认包含开放ICMP协议的规则，即允许ping通ECS实例，若该规则被删除，则无法ping通ECS实例。您可以通过以下步骤进行排查：</p><ol id="d5046940fdgck" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="cc0c2783376qv" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><span data-tag="cmd" id="cmd-v8d-qrp-q0i" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">登录<a class="" target="_blank" href="https://ecs.console.aliyun.com/" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">ECS管理控制台</a>。</span></p></li><li><p id="cc0c75a0379qu" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><span data-tag="cmd" id="cmd-9ro-yc5-vx4" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">在左侧导航栏，选择<span data-tag="menucascade" id="menucascade-kq7-suy-h2g" class="menucascade" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;"><span data-tag="uicontrol" id="uicontrol-puq-bs2-grd" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px;">实例与镜像</span>&nbsp;&gt;&nbsp;<span data-tag="uicontrol" id="uicontrol-fk3-i03-vyq" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px;">实例</span></span>。</span></p></li><li><p id="cc0dfc4237gix" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><span data-tag="cmd" id="cmd-acu-560-w33" class="cmd" style="box-sizing: border-box; margin: 0px; padding: 0px;">在页面左侧顶部，选择目标资源所在的地域。<img data-tag="image" id="image-3wz-243-ym2" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/0777199861/p680076.png" width="500" alt="地域" placement="break" class="image break" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></span></p></li><li><p id="f7523f121bszc" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在ECS实例列表页面，单击目标ECS实例ID。</p></li><li><p id="f7523f131b52x" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在ECS实例详情页面，单击<span id="label-securityGroup" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">安全组</span>页签。</p></li><li><p id="f7523f141bb8x" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在<span id="ecs.group.list.lb.title" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">安全组列表</span>页签下，单击安全组ID。</p></li><li><p id="f7523f151bfl2" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在安全组规则页面，查看入方向规则是否存在ICMP协议的安全组规则。</p><p><img id="d7ad3ac0fdun9" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/4868625861/p675577.png" alt="ICMP协议..png" placement="break" class="image break" style="box-sizing: border-box; margin: 16px 2px 24px; padding: 0px; border-style: none; max-width: calc(100% - 4px); box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in; display: block; height: auto;"/></p></li><ul id="7c9ad3a1fdxfz" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f75266201bljk" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">不存在ICMP协议的安全组规则，请添加以下入方向安全组规则。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/add-a-security-group-rule" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">添加安全组规则</a>。</p><p id="f75266211b0go" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><span id="ecs.sgRule.table.column.Policy" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">授权策略</span>选择<span data-tag="uicontrol" id="341d6f10fd6g3" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">允许</span>，<span id="ecs.sgRule.table.column.Priority" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">优先级</span>保持默认，<span id="ecs.sgrule.list.lb.ipProtocol" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">协议类型</span>选择<span id="ecs.sgrule.cons.lb.rule-type-icmp.ipv4" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">全部ICMP（IPv4）</span>，<span id="ecs.sgrule.list.lb.portRange" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">端口范围</span>为<code data-tag="codeph" class="codeph" style="box-sizing: border-box; margin: 0px; padding: 2px 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; font-size: 1em; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">-1/-1</code>，<span id="ecs.sgrule.list.lb.target" data-tag="uicontrol" data-isbold="true" class="uicontrol" style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: 700;">授权对象</span>：建议仅允许特定的IP访问。</p></li><li><p id="f75266221b08u" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">存在ICMP协议的安全组规则，请执行<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#8dd65620fdblr" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查ECS实例防火墙配置</a>。</p></li></ul></ol></section><section id="8dd65620fdblr" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="8dd65621fdab7" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查ECS实例防火墙配置</span></h2><p id="f75266231bzii" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">请根据ECS实例操作系统，选择相应的检查方式。</p><section id="d12f7a30fd940" outputclass="tabbed-content-box" class="tabbed-content-box section" style="box-sizing: border-box; margin: 16px 0px 24px; padding: 0px; border: 1px solid rgb(233, 233, 233);"><div class="tab-box" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; border-bottom: 1px solid rgb(233, 233, 233); display: flex; height: 43px; justify-content: space-between;"><div class="tab-item-container" style="box-sizing: border-box; margin: 0px; padding: 0px; max-width: calc(100% - 70px); overflow: scroll hidden; text-align: center; white-space: nowrap;"><div class="tab-item selected-tab-item" id="d12f7a31fdc8z" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid rgb(19, 102, 236); cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis; color: rgb(19, 102, 236); text-align: left;">检查Linux系统内核参数和防火墙配置</div><div class="tab-item" id="d12f7a34fdyax" style="box-sizing: border-box; margin: 0px; padding: 0px 16px; border-bottom: 2px solid transparent; cursor: pointer; display: inline-block; line-height: 40px; overflow: hidden; text-overflow: ellipsis; text-align: left;">检查Windows防火墙配置</div></div><div class="tab-box-button" style="box-sizing: border-box; margin: 0px; padding: 5px 10px; -webkit-box-align: center; -webkit-box-pack: justify; align-items: center; box-shadow: rgba(0, 0, 0, 0.1) -7px 0px 5px -4px; display: flex; height: 42px; justify-content: space-between; width: 70px; visibility: hidden;"><div class="left deactivateBtn" style="box-sizing: border-box; margin: 0px; padding: 0px; transform: rotate(-180deg); color: rgb(233, 233, 233); cursor: not-allowed; text-align: left;"><span class="help-iconfont help-icon-zhankai1" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; font-weight: 600; font-family: help-iconfont !important;"></span></div><div class="right" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(151, 151, 151); text-align: left;"><span class="help-iconfont help-icon-zhankai1" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; font-weight: 600; font-family: help-iconfont !important;"></span></div></div></div><section id="d12f7a32fduwm" class="section" style="box-sizing: border-box; margin: 0px; padding: 16px;"><p id="f75266241budu" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">Linux系统是否允许ping由内核参数<code data-tag="code" class="code" style="box-sizing: border-box; margin: 0px; padding: 2px 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; font-size: 1em; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">icmp_echo_ignore_all</code>和防火墙设置共同决定，任何一个禁止，都会无法ping通。</p><section id="6d760180fdbiq" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px;"><h3 id="d12f7a33fdq9s" style="box-sizing: border-box; margin: 0px 0px 16px; padding: 0px; font-size: 18px; line-height: 24px; letter-spacing: 0.4px; text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查Linux系统内核参数</span></h3><ol id="61954462fdikz" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f75266251bwxl" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">使用VNC远程连接ECS实例。</p><p id="f7528d301btzp" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/log-on-to-an-instance-by-using-vnc" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">使用VNC登录实例</a>。</p></li><li><p id="f7528d311bc80" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">执行如下命令，查看内核参数<code data-tag="code" class="code" style="box-sizing: border-box; margin: 0px; padding: 2px 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; font-size: 1em; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">icmp_echo_ignore_all</code>值。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; text-align: left;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre id="4g0nau" data-tag="codeblock" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto; text-align: left;">cat&nbsp;/proc/sys/net/ipv4/icmp_echo_ignore_all</pre></div></li><ul id="9233dc81fdjil" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f7528d321bcet" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">若回结果为0，表示允许所有的ICMP请求，请执行<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#bc280850fdfb3" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查Linux防火墙配置</a>。</p></li><li><p id="f7528d331bbou" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">若返回结果为1，表示禁止所有的ICMP请求，请执行步骤<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#09be4741fdgii" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">3</a>。</p></li></ul><li><p id="f7528d341b942" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">执行如下命令，修改内核参数<code data-tag="code" class="code" style="box-sizing: border-box; margin: 0px; padding: 2px 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; font-size: 1em; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">icmp_echo_ignore_all</code>值为0允许所有ICMP请求。</p></li><ol id="33a4fb01fdw1q" style="list-style-type: num;" class="custom_num list-paddingleft-1"><li class="list-num-1-1 list-num-paddingleft-1"><p id="f7528d351b4na" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">临时允许</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; text-align: left;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre id="dbr7fi" data-tag="codeblock" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto; text-align: left;">echo&nbsp;0&nbsp;&gt;/proc/sys/net/ipv4/icmp_echo_ignore_all</pre></div></li><li class="list-num-1-2 list-num-paddingleft-1"><p id="f752b4401bt5r" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">永久允许</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; text-align: left;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre id="rcsmbq" data-tag="codeblock" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto; text-align: left;">echo&nbsp;net.ipv4.icmp_echo_ignore_all=0&nbsp;&gt;&gt;&nbsp;/etc/sysctl.conf
sysctl&nbsp;-p</pre></div></li></ol></ol></section><section id="bc280850fdfb3" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px;"><h3 id="f0f44260fd8nf" style="box-sizing: border-box; margin: 0px 0px 16px; padding: 0px; font-size: 18px; line-height: 24px; letter-spacing: 0.4px; text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查Linux防火墙配置</span></h3><ol id="89b413f0fdubd" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f752b4411bieu" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">使用VNC远程连接ECS实例。</p><p id="f752b4421beej" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/log-on-to-an-instance-by-using-vnc" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">使用VNC登录实例</a>。</p></li><li><p jc="start" id="f752b4431bybz" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">执行以下命令，查看防火墙规则。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; text-align: left;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre id="89b413f6fdxka" data-tag="codeblock" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto; text-align: left;">iptables&nbsp;-L</pre></div></li><ul id="89b413f7fdjvg" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f752b4441btyd" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">若返回如下结果，表示ICMP对应规则未被禁止，请执行<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/troubleshooting-for-ping-attempts-to-pass-the-server-and-port-disconnection?spm=a2c4g.11186623.0.i0#a1b97700fdjb7" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">检查ECS实例CPU使用率或带宽使用率</a>。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; text-align: left;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre id="89b413fafdzci" data-tag="codeblock" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto; text-align: left;">Chain&nbsp;INPUT&nbsp;(policy&nbsp;ACCEPT)
target&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;prot&nbsp;opt&nbsp;source&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;destination&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
ACCEPT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;icmp&nbsp;--&nbsp;&nbsp;anywhere&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;anywhere&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;icmp&nbsp;echo-request&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
Chain&nbsp;OUTPUT&nbsp;(policy&nbsp;ACCEPT)
target&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;prot&nbsp;opt&nbsp;source&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;destination&nbsp;&nbsp;
ACCEPT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;icmp&nbsp;--&nbsp;&nbsp;anywhere&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;anywhere&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;icmp&nbsp;echo-reque</pre></div></li><li><p id="f752b4451bfws" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">若返回结果ICMP对应规则被禁止，请执行以下命令，启用对应规则。</p><div class="help-code-block" style="box-sizing: border-box; margin: 16px 0px; padding: 16px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; -webkit-box-pack: justify; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; display: flex; height: 24px; justify-content: space-between; position: absolute; right: 0px; top: 0px;"><div class="left-tools" style="box-sizing: border-box; margin: 0px; padding: 0px;"></div><div class="right-tools" style="box-sizing: border-box; margin: 0px; padding: 0px; text-align: left;"><span class="theme-switch-btn help-iconfont help-icon-baitian" title="更改代码主题" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span>&nbsp;<span class="copy-btn help-iconfont help-icon-fuzhi" title="复制代码" style="box-sizing: border-box; margin: 0px; padding: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; color: rgb(102, 102, 102); cursor: pointer; display: inline-block; height: 24px; line-height: 24px; text-align: center; width: 24px; font-family: help-iconfont !important;"></span></div></div><pre id="4bf4ow" data-tag="codeblock" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 16px; font-family: monospace, monospace; overflow-wrap: normal; background-color: rgb(255, 255, 255); line-height: 22px; overflow: auto; text-align: left;">#Chain&nbsp;INPUT
iptables&nbsp;-A&nbsp;INPUT&nbsp;-p&nbsp;icmp&nbsp;--icmp-type&nbsp;echo-request&nbsp;-j&nbsp;ACCEPT
#Chain&nbsp;OUTPUT
iptables&nbsp;-A&nbsp;OUTPUT&nbsp;-p&nbsp;icmp&nbsp;--icmp-type&nbsp;echo-reply&nbsp;-j&nbsp;ACCEPT</pre></div></li></ul></ol></section></section></section></section><section id="a1b97700fdjb7" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="a1b97701fdnq0" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查ECS实例CPU使用率或带宽使用率</span></h2><p id="f75302601b36x" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">检查外网相关资源使用率，如公网带宽使用率达到100%等。</p><ul id="eda775b2d8ixe" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f75302611b6py" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">突发性能实例性能约束模式，当CPU使用率达到100%时可能导致无法ping通或ping丢包，具体信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/burst-performance-instance-overview" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">突发性能实例概述</a>。</p></li><li><p id="f75302621b2eu" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">EIP或固定公网IP资源被占满时，可能会导致ping操作被限速丢弃而无法ping通。</p></li></ul></section><section id="4bdeb480fd5x0" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="3f736240fd02o" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查是否存在黑洞</span></h2><p id="f75302631bykk" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">请检查是否收到黑洞通知，黑洞期间无法远程连接、无法ping通ECS实例。</p><p id="f75302641bkwi" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/anti-ddos/product-overview/blackhole-filtering-policy-of-alibaba-cloud" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">阿里云黑洞策略</a>。</p></section><section id="6f4b5990fdwzo" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="6f4b5991fdehj" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查云安全中心是否存在安全告警</span></h2><p id="f75302651b4q2" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">请检查云安全中心是否有异常的安全告警通知，被恶意入侵也会有可能导致ECS实例无法ping通。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/security-center/product-overview/what-is-security-center" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">什么是云安全中心</a>。</p></section><section id="6ac825f0fddfb" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="6d538130fdqpo" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查您的实例是否为中国香港或海外实例</span></h2><p id="f75302661bafi" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">在中国内地ECS实例访问中国香港或海外ECS实例时，链路质量会有可能受到运营商线路影响，建议过一段时间再次尝试。</p></section><section id="bbdb7550fd3tg" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="88a1bff0fdpbm" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查是否为某个客户端环境ping不通</span></h2><p id="f75302671barg" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">如果只有某个客户端环境ping不通，其他客户端环境可以ping通。建议在客户端和ECS实例中进行链路测试的。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/use-the-ping-command-packet-loss-or-not-the-link-test-method" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">使用ping命令丢包或不通时的链路测试方法</a>。</p></section><section id="ce612020ffsma" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="b8486320ff5kt" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;"><span style="box-sizing: border-box; margin: 0px; padding: 0px; font-weight: bolder;">检查域名是否备案或域名解析配置</span></h2><p id="f75302681btkm" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">如果可以ping通公网IP，但是ping不通域名，可能是域名没有备案或者域名解析异常导致。</p><p id="f75302691by8k" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">根据工信部要求，域名解析至<span data-tag="ph" class="ph" id="ph-2e5-wob-u0e" style="box-sizing: border-box; margin: 0px; padding: 0px;">中国内地</span>服务器必须先完成网站备案，才能正常开通网站访问。因此，网站在未取得备案号之前不允许开通访问，即未备案成功的网站均不能对外开通Web服务，否则将被阿里云监测系统识别并阻断网站服务。</p><ul id="dffaa122ff5n8" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f753026a1blnq" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">如果域名未备案，请先进行备案。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/icp-filing/basic-icp-service/product-overview/what-is-an-icp-filing" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">什么是ICP备案</a>。</p></li><li><p id="f75329701bktf" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">如果域名已备案，请检查域名解析是否失效。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/dns/check-whether-the-dns-records-take-effect" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">解析生效测试方法</a><span data-tag="ph" id="494d49a020sk3" props="china" data-cond-props="china" class="ph" style="box-sizing: border-box; margin: 0px; padding: 0px;">和<a title="" class="xref" href="https://help.aliyun.com/zh/dws/troubleshoot-dns-resolution-issues" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">域名解析不生效的排查思路</a></span>。</p></li></ul><p id="f75329711blyf" props="china" data-cond-props="china" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 16px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;">更多域名或网站无法访问排查方法，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/icp-filing/basic-icp-service/support/domain-name-or-website-can-t-access-how-to-troubleshoot" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">域名或网站无法访问如何排查？</a>。</p></section><section id="9fa14890fd6rt" class="section" style="box-sizing: border-box; margin: 0px; padding: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="uW67j" style="box-sizing: border-box; margin: 24px 0px 16px; padding: 24px 0px 0px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233); text-align: left;">相关文档</h2><ul id="248015f285iu4" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="f75329721bbx0" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/troubleshooting-guidelines-when-you-cannot-remotely-log-on-to-a-linux-instance-through-ssh" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">无法连接Linux实例的排查方法</a></p></li><li><p id="f75329751bpvd" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/solution-to-failure-in-remote-connection-to-windows-instance" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">无法远程连接Windows实例的排查方法</a></p></li><li><p id="f75329761b87o" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/check-whether-tcp-port-80-is-available" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">无法访问ECS实例中的服务的排查方法</a></p></li><li><p id="4947d8201b58u" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/when-you-ping-the-internet-address-of-a-windows-instance-the-system-prompts-general-fault" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Windows系统的ECS实例ping外网地址提示“一般故障”错误怎么办？</a></p></li><li><p id="4da120201bulx" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word; text-align: left;"><a title="" class="xref" href="https://help.aliyun.com/zh/ecs/support/why-can-t-the-ecs-instance-access-the-public-network-environment?spm=a2c4g.11186623.0.0.282044b7WVpEGY" data-spm-anchor-id="a2c4g.11186623.0.0" style="box-sizing: border-box; margin: 0px; padding: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">为什么Windows系统的ECS实例配置辅助私网IP后，无法从ECS实例中访问公网环境？</a></p></li></ul></section></p><p><br/></p>]]></description><category>阿里云服务器</category><comments>http://yun.cwsj.net/post/aliyunguzhangping.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=29</wfw:commentRss></item><item><title>轻量服务器常见问题</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/28.html</link><pubDate>Thu, 12 Oct 2023 11:22:10 +0800</pubDate><guid>http://yun.cwsj.net/post/28.html</guid><description><![CDATA[<section data-tag="section" id="section-jb4-m3j-4x5" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-zhz-kmb-3ed" class="title" data-spm-anchor-id="a2c4g.11186623.0.i1.61b5766fHNu3Cd" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器在哪些地域部署？</h2><p data-tag="p" id="p-sdv-upt-ij1" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器支持的地域区分中国站和国际站。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/product-overview/regions-and-network-connectivity#section-fbz-qtp-wch" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">地域</a>。</p></section><p><section data-tag="section" id="section-qom-9nm-n73" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-8xk-hy6-8fd" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器存在哪些状态？</h2><p data-tag="p" id="p-9vc-7ia-2sf" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器按查询方式分为管理控制台状态和API状态。管理控制台状态是您通过轻量应用服务器管理控制台查询到的服务器状态，API状态是您调用<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/api-listinstances#doc-api-SWAS-OPEN-ListInstances" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">ListInstances</a>查询到的状态。</p><p data-tag="p" id="p-emb-wln-wk9" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">服务器的状态按属性分为稳定状态和中间状态。中间状态是服务器在到达稳定状态前暂时处于的状态，如果服务器长时间处于中间状态，说明出现了异常。</p><p data-tag="p" id="p-5j9-dvz-zr6" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">服务器具体的状态信息，如下表所示：</p><table id="table-6pc-5pu-lpf" tablewidth="694" class="table" width="914"><colgroup colwidth="0.63*" style="box-sizing: inherit; padding: 0px; margin: 0px; width: 143.5px;"></colgroup><colgroup colwidth="0.63*" style="box-sizing: inherit; padding: 0px; margin: 0px; width: 143.5px;"></colgroup><colgroup colwidth="0.63*" style="box-sizing: inherit; padding: 0px; margin: 0px; width: 143.5px;"></colgroup><colgroup colwidth="2.12*" style="box-sizing: inherit; padding: 0px; margin: 0px; width: 483.1px;"></colgroup><tbody class="tbody" style="box-sizing: inherit; padding: 0px; margin: 0px;"><tr id="row-3k7-75c-7ea" style="box-sizing: inherit; padding: 0px; margin: 0px;" class="firstRow"><td id="concept-2070361-entry-k9e-9dc-wzg" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px; background-color: rgb(229, 229, 229);"><p id="d53a7180cf0sk" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">控制台状态信息</span></p></td><td id="concept-2070361-entry-zbx-2q3-6z4" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px; background-color: rgb(229, 229, 229);"><p id="d53a7181cfu2b" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">API状态信息</span></p></td><td id="concept-2070361-entry-quk-9oz-rpx" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px; background-color: rgb(229, 229, 229);"><p id="d53a7182cfqpt" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">状态属性</span></p></td><td id="concept-2070361-entry-w3q-soj-sok" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px; background-color: rgb(229, 229, 229);"><p id="d53a7183cfxpc" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">状态说明</span></p></td></tr><tr id="row-c51-3mv-4lz" style="box-sizing: inherit; padding: 0px; margin: 0px;"><td id="entry-mp7-t7v-mox" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a7184cfi2r" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">启动中</p></td><td id="entry-9db-1ho-hpv" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a7185cfvto" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Starting</p></td><td id="entry-eyg-v94-1vj" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a7186cfh8b" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">中间状态</p></td><td id="entry-0ln-amt-6y4" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a7187cfw03" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">新建轻量应用服务器或者对已有的服务器进行启动、重启等操作后，服务器所处的中间状态。后续服务器将进入运行中状态。</p></td></tr><tr id="row-lhf-6ct-ngn" style="box-sizing: inherit; padding: 0px; margin: 0px;"><td id="entry-lzj-8gq-cbw" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a7188cf0ju" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">运行中</p></td><td id="entry-ex0-pr9-iuh" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a7189cfceq" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Running</p></td><td id="entry-khx-mmp-c8v" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a718acf5r7" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">稳定状态</p></td><td id="entry-ukw-83j-42t" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9890cftg2" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器正常运行，服务器仅在该状态时可以接受访问。</p><div data-tag="note" id="note-l9t-x8f-afh" class="note note-note" style="box-sizing: inherit; padding: 4px 16px; margin: 16px 0px; background-color: rgb(245, 245, 246); border-left: 2px solid rgb(19, 102, 236) !important; display: flex; -webkit-box-align: start; align-items: flex-start;"><div class="note-icon-wrapper" style="box-sizing: inherit; padding: 0px; margin: 0px; display: flex; -webkit-box-align: center; align-items: center;"><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">说明</span></div><div class="noteContentSpan" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 0px 12px; -webkit-box-flex: 1; flex: 1 1 0%; color: rgb(88, 88, 88); overflow: hidden;"><p id="d53a9891cf2w9" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器即将过期时也处于该状态，您需要及时关注服务器剩余时长。</p></div></div></td></tr><tr id="row-owh-61m-8i5" style="box-sizing: inherit; padding: 0px; margin: 0px;"><td id="entry-psf-xau-ywp" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9892cfqox" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">停止中</p></td><td id="entry-6dy-xt5-et6" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9893cfp37" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Stopping</p></td><td id="entry-6f9-4vl-4f9" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9894cfeoe" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">中间状态</p></td><td id="entry-rfr-aq4-ioh" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9895cfwj8" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">对轻量应用服务器执行停止操作后，服务器所处的中间状态。后续服务器将进入已停止状态。</p></td></tr><tr id="row-u6r-mbu-q2e" style="box-sizing: inherit; padding: 0px; margin: 0px;"><td id="entry-kua-ljc-zg8" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9896cf20m" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">重置中</p></td><td id="entry-ffl-o50-duh" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9897cf0mp" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Resetting</p></td><td id="entry-iyt-zs3-1bp" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9898cfe7u" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">中间状态</p></td><td id="entry-pq9-a3n-93i" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a9899cf7jk" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">对轻量应用服务器执行重置系统操作后，服务器所处的中间状态。</p></td></tr><tr id="row-v4v-npa-wdm" style="box-sizing: inherit; padding: 0px; margin: 0px;"><td id="entry-1vm-159-g7f" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a989acff8t" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">升级中</p></td><td id="entry-onh-qrw-f7n" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a989bcf8g4" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Upgrading</p></td><td id="entry-e54-kc5-mqb" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a989ccf3vv" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">中间状态</p></td><td id="entry-61z-ojp-liw" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a989dcf2a8" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">对轻量应用服务器执行升级配置操作后，服务器所处的中间状态。</p></td></tr><tr id="row-21c-w4m-06e" style="box-sizing: inherit; padding: 0px; margin: 0px;"><td id="entry-m2p-d2l-zzi" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a989ecf0ym" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">已停止</p></td><td id="entry-1dv-1z1-l67" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53a989fcfl7r" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Stopped</p></td><td id="entry-qp6-fbd-7rd" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53abfa0cf2px" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">稳定状态</p></td><td id="entry-kv1-5f0-w26" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53abfa1cfnvq" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器被停止后的稳定状态。</p></td></tr><tr id="row-qxe-nsz-blt" style="box-sizing: inherit; padding: 0px; margin: 0px;"><td id="entry-5fo-jif-843" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53abfa2cfvlm" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">已禁用</p></td><td id="entry-xm9-jhj-lxm" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53abfa3cf89a" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Disabled</p></td><td id="entry-ofi-c6r-fsy" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53abfa4cfvis" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">稳定状态</p></td><td id="entry-ysc-dcv-f9r" rowspan="1" colspan="1" style="box-sizing: inherit; padding: 10px 13px; margin: 0px; border-color: rgb(223, 223, 223); word-break: break-word; min-width: 100px;"><p id="d53abfa5cfel0" style="box-sizing: inherit; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器因账户欠费、存在安全风险等原因被锁定。您需要根据实际情况续费服务器，具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/product-overview/upgrade-and-renew-a-simple-application-server#task-2082615" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">升级或续费说明</a>，或者<span data-tag="ph" id="ph-73x-vhq-pvl" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span props="china" style="box-sizing: inherit; padding: 0px; margin: 0px;"><a class="" target="_blank" href="https://selfservice.console.aliyun.com/ticket/category/swas/today" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">提交工单</a></span></span>申请解锁。</p></td></tr></tbody></table></section><section data-tag="section" id="section-rnl-bn0-6zs" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-glc-lv3-5h2" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器是否可以升级配置？</h2><p data-tag="p" id="p-w1s-439-nrx" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可以，当您的服务器配置不足以支持业务需求时，可以通过升级配置来提高服务器的性能。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/upgrade-a-simple-application-server#multiTask665" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">升级配置</a>。</p></section><section data-tag="section" id="section-f5u-i7t-14u" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-h5j-o1k-f95" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器是否支持过户？</h2><p data-tag="p" id="p-6hz-o9a-w85" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">不支持。</p></section><section data-tag="section" id="section-986-eym-uu1" props="china intl" data-type="section" data-cond-props="china intl" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-dbf-ee3-wwa" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器到期后释放时间和数据保留时间为多久？</h2><p id="0d6c1549bcems" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器到期后，服务器将会自动关机。从到期时间开始计算，15天内服务器的状态显示为<span data-tag="uicontrol" id="9a9fa6d0cf6oa" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">已禁用</span>，该状态下服务器的数据保留，您只需要续费服务器即可启动服务器。如果在15天内您没有续费服务器，服务器将会被释放，数据无法找回。如果您需要对服务器进行续费，具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/product-overview/upgrade-and-renew-a-simple-application-server" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">续费服务器</a>。</p></section><section data-tag="section" id="section-f48-9nw-iy2" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-eja-84a-k58" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">在轻量应用服务器管理控制台操作时报错如何解决？</h2><p data-tag="p" id="p-dh3-51g-arh" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">您可以通过管理控制台提供的自助诊断功能定位问题并获取解决方案。<span data-tag="ph" id="ph-nrc-e0x-mky" props="china intl" data-cond-props="china intl" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">具体操作，请参见<span props="china" style="box-sizing: inherit; padding: 0px; margin: 0px;"><a class="" target="_blank" href="https://help.aliyun.com/document_detail/152066.html" title="" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">如何在轻量应用服务器控制台中使用自助诊断功能</a></span>。</span></p></section><section data-tag="section" id="section-7py-85h-ujm" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-6zr-nre-4ub" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">在管理控制台查看服务器监控信息时，不显示内存以及系统盘的使用情况如何处理？</h2><p data-tag="p" id="p-hwp-o9q-u03" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在轻量应用服务器管理控制台中，服务器的内存以及系统盘数据通过云监控插件获取，当您进行重置系统等操作后，可能造成云监控插件失效。后续如果您通过轻量应用服务器管理控制台查看服务器的详细信息，在<span data-tag="uicontrol" id="uicontrol-ykm-04l-k2t" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">服务器监控信息</span>区域查询不到服务器的内存以及系统盘的使用情况，则您需要手动安装云监控插件。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/cms/user-guide/install-and-uninstall-the-cloudmonitor-agent-for-cpp#section-men-luu-23h" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">安装和卸载C++版本插件</a>。</p></section><section data-tag="section" id="section-j5r-yd8-tmf" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-5b4-x70-b71" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">服务器的状态为什么是已禁用状态？</h2><div data-tag="p" id="p-1fr-6qt-ys2" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53abfa6cfimq" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">实例已到期、因账号欠费而停机或者存在安全风险等原因被锁定，轻量应用服务器会进入已禁用（Disabled）状态。</p><ul data-tag="ul" id="ul-dj5-d9k-nwu" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53abfa7cfodz" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果实例出现到期或者欠费后有停机风险，系统会提醒或通知您，请及时续费，避免对您的业务造成影响。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/product-overview/expiration-and-overdue-payments#task-2242431" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">到期或欠费说明</a></p></li><li><p id="d53ae6b0cfpbt" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果实例被锁定，请<span props="china" style="box-sizing: inherit; padding: 0px; margin: 0px;"><a class="" target="_blank" href="https://selfservice.console.aliyun.com/ticket/createIndex" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">提交工单</a></span>申请解锁。</p></li></ul></div></section><section data-tag="section" id="section-qu7-mu9-gf1" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-6ha-12l-keg" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器如何提供数据安全保障？</h2><div data-tag="p" id="p-6h7-j3l-dl6" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53ae6b1cfc8h" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器通过云盘三副本技术和快照功能保障数据安全。具体说明如下：</p><ul data-tag="ul" id="ul-ins-nr6-l0p" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53ae6b2cfsa3" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">云盘三副本技术</p><p data-tag="p" id="p-jlt-ywa-jpv" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器默认使用<span data-tag="ph" id="ph-9iv-b7v-pm2" props="china" data-cond-props="china" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">ESSD（性能级别PL0）云盘或</span>SSD云盘。云盘的数据保护机制通过阿里云云盘三副本技术实现，该技术通过分布式文件系统为轻量应用服务器提供稳定、高效、可靠的数据随机访问能力，为服务器实现99.9999999%的数据可靠性保证。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/triplicate-storage#concept-pnm-hdw-ydb" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">云盘三副本技术</a>。</p></li><li><p id="d53ae6b3cfk37" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">快照功能</p><p data-tag="p" id="p-zc1-ago-uj8" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器提供了快照备份功能，您可以随时备份快照或者通过快照恢复服务器的云盘数据。快照备份和恢复的具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/manage-snapshots#multiTask234" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">管理快照</a>。</p></li></ul></div></section><section data-tag="section" id="section-pyd-uzk-t0a" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-dsl-jul-v7l" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器如何提供网络安全保障？</h2><div data-tag="p" id="p-vci-88d-6uz" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53ae6b4cfa57" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器通过默认的网络配置以及防火墙功能保障网络安全。具体说明如下：</p><ul data-tag="ul" id="ul-d5x-vzi-821" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53ae6b5cfe62" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">默认网络配置（VPC内网）</p><p data-tag="p" id="p-jpn-umk-80m" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器默认使用专有网络VPC。同一账号同一地域下，多台轻量应用服务器默认处于同一个VPC内网环境，多服务器间的互联互通可以通过内网实现，但与同账号下的其它产品内网互不相通。例如，您不能通过VPC内网直接关联云数据库RDS。</p></li><li><p id="d53ae6b6cf0ly" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">防火墙功能</p><p data-tag="p" id="p-10s-yn1-ie6" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器提供防火墙功能，默认开放22、80、443端口，其它端口默认为关闭状态。您可以根据实际情况自行选择开放的端口范围。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/manage-the-firewall-of-a-server#multiTask759" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">管理防火墙</a>。</p></li></ul></div></section><section data-tag="section" id="section-p1a-yvj-pq1" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-h2f-kx9-llu" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">操作系统如何安全加固？</h2><ul data-tag="ul" id="ul-t9z-7dl-ilr" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53ae6b7cf4oa" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Windows操作系统安全加固</p><p data-tag="p" id="p-02a-mqy-opx" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">远程连接服务器后，加固操作系统。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/connect-to-windows-server-remotely#task310" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">远程连接Windows服务器</a>和<a class="" target="_blank" href="https://help.aliyun.com/document_detail/41025.html" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Windows操作系统安全加固</a>。</p></li><li><p id="d53b0dc0cftjf" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Linux操作系统安全加固</p><p data-tag="p" id="p-30d-002-p23" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">远程连接服务器后，加固操作系统。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/connect-to-linux-server-remotely#multiTask1826" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">远程连接Linux服务器</a>和<a class="" target="_blank" href="https://help.aliyun.com/document_detail/49809.html" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Linux操作系统安全加固</a>。</p></li></ul></section><section data-tag="section" id="section-nbr-j9d-wb4" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-kjh-ob3-ht1" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器能防网络攻击吗？</h2><p data-tag="p" id="p-av1-vrc-uzw" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">阿里云轻量应用服务器配有云盾服务，可以防御DDoS流量攻击。当出现网络攻击时，阿里云监控系统自动检测并清洗异常流量。如果攻击量非常大，阿里云会做黑洞处理，保护您的轻量应用服务器实例。出于安全考虑，建议您自己安装防护软件加强防护效果，并封闭不常用的端口。<span data-tag="ph" id="c5ee6560f6xik" props="china" data-cond-props="china" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/anti-ddos-origin-basic" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">DDoS基础防护</a>。</span></p></section><section data-tag="section" id="section-rsm-mre-6en" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-ali-fri-9wh" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">阿里云安全方面有哪些服务？</h2><p data-tag="p" id="p-bac-aue-uzo" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">阿里云云盾结合阿里云云计算平台强大的数据分析能力，为您提供一站式安全服务，例如安全漏洞检测、网页木马检测、面向云服务器用户提供的主机入侵检测和防御DDoS流量攻击等。</p><p data-tag="p" id="p-nky-e7r-pog" props="china" data-cond-props="china" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">更多安全服务，请查看<a class="" target="_blank" href="https://security.aliyun.com/" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">安全产品</a>页面。</p></section><section data-tag="section" id="section-nwt-xcm-lfy" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-16p-fzh-rm5" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何检测服务器是否被挖矿？</h2><p data-tag="p" id="p-bdb-g38-fjr" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">根据<a title="" class="xref" href="https://help.aliyun.com/zh/security-center/use-cases/best-practices-for-handling-mining-programs#section-5vl-m6o-fc0" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">挖矿程序的特征</a>，您可以采取以下方法对应检测服务器是否被挖矿。</p><ul data-tag="ul" id="ul-u35-871-805" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53b0dc1cfcs9" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">查看对应服务器的CPU是否正常。</p><div data-tag="note" id="note-3ur-8s3-emu" type="note" class="note note-note" style="box-sizing: inherit; padding: 12px 16px; margin: 16px 0px; background-color: rgb(245, 245, 246); border-left: 2px solid rgb(19, 102, 236) !important; display: flex; -webkit-box-align: start; align-items: flex-start;"><div class="note-icon-wrapper" style="box-sizing: inherit; padding: 0px; margin: 0px; display: flex; -webkit-box-align: center; align-items: center;"><span class="icon-note note note" style="box-sizing: inherit; padding: 0px; margin: 0px 8px 0px 0px; display: inline-block; width: 18px; height: 18px; background-repeat: no-repeat; background-position: 50% center; vertical-align: middle; background-size: 18px 18px; border: none; background-image: url(&quot;https://img.alicdn.com/imgextra/i1/O1CN01ctvdSc1UIl2t8RRJ8_!!6000000002495-2-tps-200-200.png&quot;);"></span><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">说明</span></div><div class="noteContentSpan" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 0px 12px; -webkit-box-flex: 1; flex: 1 1 0%; color: rgb(88, 88, 88); overflow: hidden;"><p id="d53b0dc2cfhl7" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果您服务器的CPU使用率明显升高，例如达到80%以上，并且出现未知进程持续向外发送网络包的情况，可以判定您的服务器中存在挖矿威胁。</p></div></div></li><li><p id="d53b0dc3cfgmx" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">登录<a class="" target="_blank" href="https://yundun.console.aliyun.com/?p=sas#/securityAlarm/cn-hangzhou" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">云安全中心控制台安全告警页面</a>，查看处理中是否有被攻击的提醒。</p></li></ul><p data-tag="p" id="p-6x1-z3n-baq" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/cloud-firewall/use-cases/defend-against-mining-programs#concept-262497" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">防御挖矿程序最佳实践</a>和<a title="" class="xref" href="https://help.aliyun.com/zh/security-center/use-cases/best-practices-for-handling-mining-programs#task-2463174" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">挖矿程序处理最佳实践</a>。</p></section><section data-tag="section" id="section-9jf-4es-jtr" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-lho-un5-r05" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何处理挖矿程序或者申请解封？</h2><h3 data-tag="p" id="p-x69-s4j-kbj" outputclass="h3" class="p h3" style="box-sizing: inherit; padding: 0px; margin: 24px 0px 16px; font-size: 18px; line-height: 24px; letter-spacing: 0.4px;">处理挖矿程序</h3><p data-tag="p" id="p-h0d-19r-lsp" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">您可以对云安全中心的挖矿程序和云防火墙的挖矿蠕虫进行排查。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/cloud-firewall/use-cases/defend-against-mining-programs#concept-262497" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">防御挖矿程序最佳实践</a>和<a title="" class="xref" href="https://help.aliyun.com/zh/security-center/use-cases/best-practices-for-handling-mining-programs#task-2463174" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">挖矿程序处理最佳实践</a>。</p><h3 data-tag="p" id="p-64m-3vg-0cl" outputclass="h3" class="p h3" style="box-sizing: inherit; padding: 0px; margin: 24px 0px 16px; font-size: 18px; line-height: 24px; letter-spacing: 0.4px;">申请解封服务器</h3><p data-tag="p" id="p-sxd-fd2-2li" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">由于挖矿病毒、被攻击等原因服务器会被锁定，您可以申请解封。解封入口，请参见<a class="" target="_blank" href="https://yundun.console.aliyun.com/?p=sc#/" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">处罚列表</a>。</p><div data-tag="p" id="p-w1e-zq7-ru9" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53b0dc4cfwrm" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">解封注意事项如下：</p><ul data-tag="ul" id="ul-90z-bqo-1jp" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53b34d0cfqk5" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">自助解封仅能申请1次。</p></li><li><p id="d53b34d1cfjg5" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">申请解封成功后，3天会自动检测，如果再次被检测出现挖矿行为，会被再次封停无法解封。</p></li><li><p id="d53b34d2cf671" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">解封后，请及时做好数据备份。</p></li></ul></div></section><section data-tag="section" id="section-683-nce-92s" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-lng-wub-9ij" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器能否通过VPC内网连接RDS？</h2><div data-tag="p" id="p-swo-i2b-8o3" props="china" data-cond-props="china" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53b34d3cfn4b" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可以。同一账号同一地域下，多台轻量应用服务器默认处于同一个VPC内网环境，多台服务器间的互联互通可以通过内网实现，但与其他产品的内网默认互不相通。但是，您可以通过设置内网互通，实现轻量应用服务器通过VPC内网连接RDS服务。关于内网互通的更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/manage-service-interconnection#task-2115773" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">管理内网互通</a>。</p><div data-tag="note" id="note-tmz-myi-icf" type="notice" class="note note-notice" style="box-sizing: inherit; padding: 12px 16px; margin: 16px 0px; background-color: rgb(255, 249, 243); border-left: 2px solid rgb(255, 164, 0) !important; display: flex; -webkit-box-align: start; align-items: flex-start;"><div class="note-icon-wrapper" style="box-sizing: inherit; padding: 0px; margin: 0px; display: flex; -webkit-box-align: center; align-items: center;"><span class="icon-note note notice" style="box-sizing: inherit; padding: 0px; margin: 0px 8px 0px 0px; display: inline-block; width: 18px; height: 18px; background-repeat: no-repeat; background-position: 50% center; vertical-align: middle; background-size: 18px 18px; border: none; background-image: url(&quot;https://img.alicdn.com/imgextra/i2/O1CN01xQ7dNJ1HSkgKU99AK_!!6000000000757-2-tps-200-200.png&quot;);"></span><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">重要</span></div><div class="noteContentSpan" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 0px 12px; -webkit-box-flex: 1; flex: 1 1 0%; color: rgb(88, 88, 88); overflow: hidden;"><p id="d53b34d4cfkle" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器控制台目前仅支持同账号同地域的内网互通操作，不收取流量费用，如果您有跨账号或跨地域的内网互通的需求，请自行到云企业网控制台操作，但跨地域的内网互通会收取相关费用。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/cen/billing-1#concept-s3j-kgb-tdb" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">计费概述</a>、<a title="" class="xref" href="https://help.aliyun.com/zh/cen/user-guide/grant-permissions-on-a-network-instance-that-belongs-to-another-account#task-1681162" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">跨账号VPC网络实例授权</a>和<a title="" class="xref" href="https://help.aliyun.com/zh/cen/user-guide/manage-inter-region-connections#task-1989141" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">跨地域连接</a>。</p></div></div></div></section><section data-tag="section" id="section-jlj-qde-j8j" props="china intl" data-type="section" data-cond-props="china intl" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-97z-fs2-f8u" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">访问服务器上的网站或应用时，网络延迟过高是什么原因？</h2><p data-tag="p" id="p-4ed-9r8-5q0" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">受服务器所在地域以及本地网络环境等因素影响，均可能造成网络延迟过高，甚至无法访问的情况。具体的问题排查与解决方案，请参见<span props="china" style="box-sizing: inherit; padding: 0px; margin: 0px;"><a class="" target="_blank" href="https://help.aliyun.com/document_detail/167728.html" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">轻量应用服务器网速较慢与预期带宽不符</a></span>。</p></section><section data-tag="section" id="section-iko-c61-st1" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-bha-w6f-wua" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">Windows服务器中网卡丢失如何解决？</h2><p data-tag="p" id="p-4a8-3q8-z44" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">您可以通过临时解决方案暂时修复该问题。具体操作，请参见<a class="" target="_blank" href="https://help.aliyun.com/document_detail/155168.html" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Windows实例内部网卡丢失的临时解决方案</a>。</p></section><section data-tag="section" id="section-u59-ejg-cqo" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-pq6-cyt-4wp" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何获取轻量应用服务器的公网IP地址？</h2><div data-tag="p" id="p-ph8-crl-mno" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53b34d5cfpj1" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">您可以通过以下步骤获取轻量应用服务器的公网IP地址。</p><ol data-tag="ol" id="ol-7b7-b85-f3w" class="ol list-paddingleft-2" style="list-style-type: none;"><li><p id="d53b34d6cfk33" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">登录<a class="" target="_blank" href="https://swas.console.aliyun.com/" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">轻量应用服务器管理控制台</a>。</p></li><li><p id="d53b5be0cfov4" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在左侧导航栏，单击<span data-tag="uicontrol" id="uicontrol-i7v-u8x-6fa" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">服务器列表</span>。</p></li><li><p id="d53b5be1cf2ou" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在服务器卡片中，查看轻量应用服务器的公网IP地址。<img data-tag="image" id="image-9ax-gst-lyo" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/4063425361/p344242.png" alt="2588" placement="break" class="image break" style="box-sizing: border-box; padding: 0px; margin: 16px 2px 24px; border: 0px; max-width: calc(100% - 4px); display: block; height: auto; box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in;"/></p></li></ol></div></section><section data-tag="section" id="section-9l4-dym-biz" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-fwo-tb0-y92" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器支持更换公网IP地址吗？</h2><p data-tag="p" id="p-lbp-2ma-y6t" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">不支持。每个轻量应用服务器默认配置一个公网IP地址，该公网IP地址不支持更换，服务器到期后不支持保留。</p></section><section data-tag="section" id="section-vmt-mpu-ew7" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-huz-3nl-czb" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器是否支持解封25端口？</h2><p data-tag="p" id="p-1wp-e76-uf2" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">不支持。出于安全考虑，阿里云轻量应用服务器的25端口不能对外发送邮件，如果您有邮件发送需求，请使用465端口。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/manage-the-firewall-of-a-server#multiTask759" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">管理防火墙</a>。</p></section><section data-tag="section" id="section-9mj-oba-a59" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-ibm-w6u-3hm" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">某一IP地址无法访问轻量应用服务器是什么原因？</h2><div data-tag="p" id="p-5gr-762-ar2" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53b5be2cfs1p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可能原因说明如下：</p><ul data-tag="ul" id="ul-gm4-t89-lqf" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53b5be3cfnnb" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器对应的防火墙端口未开放。例如，当您需要远程连接服务器上的MySQL数据库时，如果服务器的防火墙没有放行MySQL默认使用的3306端口，则您在远程连接MySQL数据库时将出现连接超时的报错。设置防火墙规则的具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/manage-the-firewall-of-a-server#multiTask759" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">管理防火墙</a>。</p></li><li><p id="d53b5be4cfn4g" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">该IP地址因频繁访问网站等不当操作，被阿里云判定为对云上资源存在攻击行为时，可能被云盾拦截。如果您能够确保该IP地址为正常、安全的IP地址，并且被云盾拦截后影响业务运行，请<span data-tag="ph" id="ph-zt0-ss9-ofg" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span props="china" style="box-sizing: inherit; padding: 0px; margin: 0px;"><a class="" target="_blank" href="https://selfservice.console.aliyun.com/ticket/category/swas/today" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">提交工单</a></span></span>解除拦截。同时建议您通过云安全中心对服务器以及IP地址进行安全检测。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/security-center/getting-started/quick-start#concept-226527" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">新手指引</a>。</p></li></ul></div></section><section data-tag="section" id="section-4ja-cnh-v5g" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-1c4-wd2-ho7" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器的WordPress 4.8.1应用镜像如何升级PHP版本？</h2><div data-tag="p" id="p-te6-mt8-rm9" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53b5be5cfk3m" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">当您使用轻量应用服务器的WordPress 4.8.1应用镜像时，如果遇到PHP版本过低的问题，则需要升级PHP的版本。具体操作，请参见<a class="" target="_blank" href="https://developer.aliyun.com/article/717769#comments" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">WordPress轻量应用服务器升级PHP版本</a>。</p><div data-tag="note" id="note-a5y-cbt-mbx" class="note note-note" style="box-sizing: inherit; padding: 12px 16px; margin: 16px 0px; background-color: rgb(245, 245, 246); border-left: 2px solid rgb(19, 102, 236) !important; display: flex; -webkit-box-align: start; align-items: flex-start;"><div class="note-icon-wrapper" style="box-sizing: inherit; padding: 0px; margin: 0px; display: flex; -webkit-box-align: center; align-items: center;"><span class="icon-note note note" style="box-sizing: inherit; padding: 0px; margin: 0px 8px 0px 0px; display: inline-block; width: 18px; height: 18px; background-repeat: no-repeat; background-position: 50% center; vertical-align: middle; background-size: 18px 18px; border: none; background-image: url(&quot;https://img.alicdn.com/imgextra/i1/O1CN01ctvdSc1UIl2t8RRJ8_!!6000000002495-2-tps-200-200.png&quot;);"></span><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">说明</span></div><div class="noteContentSpan" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 0px 12px; -webkit-box-flex: 1; flex: 1 1 0%; color: rgb(88, 88, 88); overflow: hidden;"><p id="d53b5be6cf0do" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">阿里云开发者社区中的内容由阿里云实名注册用户自发贡献，版权归原作者所有，阿里云开发者社区不拥有其著作权，亦不承担相应法律责任。</p></div></div></div></section><section data-tag="section" id="section-ywe-drm-lpa" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-h26-yd3-av3" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器的WordPress 6.0应用镜像如何使用FTP？</h2><div data-tag="p" id="p-67j-2mw-yo6" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53b5be7cf262" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">当您使用WordPress 6.0应用镜像创建轻量应用服务器时，由于WordPress 6.0应用镜像已经预安装了FTP，您无需再次安装。如果您需要使用FTP，具体操作如下：</p><ol data-tag="ol" id="ol-d3l-jwi-wj8" class="ol list-paddingleft-2" style="list-style-type: none;"><li><p id="d53b5be8cf2t7" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">远程连接轻量应用服务器。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/connect-to-linux-server-remotely#multiTask1826" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">远程连接Linux服务器</a>。</p></li><li><p id="d53b82f0cf12r" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行以下命令，切换<span data-tag="ph" id="codeph-lsk-oa0-hs8" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">root</code></span>用户。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre data-tag="codeblock" id="codeblock-udx-qjd-gh7" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">sudo&nbsp;su&nbsp;root</pre></div></li><li><p id="d53b82f1cfmcs" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行以下命令，查看FTP的用户名和密码。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre data-tag="codeblock" id="codeblock-szt-9c9-efh" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">sudo&nbsp;cat&nbsp;/root/ReadMe</pre></div><p><img data-tag="image" id="image-2cw-ik1-6x9" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/4061565761/p555978.png" alt="addsd563" placement="break" class="image break" style="box-sizing: border-box; padding: 0px; margin: 16px 2px 24px; border: 0px; max-width: calc(100% - 4px); display: block; height: auto; box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in;"/></p></li><li><p id="d53b82f3cf0hl" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行以下命令，打开<span data-tag="filepath" id="filepath-gnm-wo9-deb" class="filepath" style="box-sizing: inherit; padding: 0px; margin: 0px;">pure-ftpd.conf</span>并修改端口。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre data-tag="codeblock" id="codeblock-k7s-ilh-hda" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">cd&nbsp;/usr/local/pureftpd/share/doc/pure-ftpd
vi&nbsp;pure-ftpd.conf</pre></div><p id="d53b82f4cfpfx" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">将<span data-tag="ph" id="codeph-48q-d72-ne9" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;"># PassivePortRange 30000 50000</code></span>改为<span data-tag="ph" id="codeph-1j4-ier-0ci" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">PassivePortRange 20000 30000</code></span>。<img data-tag="image" id="image-gd9-chj-jih" height="139" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/8886935761/p555615.png" width="489" alt="dad55" placement="break" class="image break" style="box-sizing: border-box; padding: 0px; margin: 16px 2px 24px; border: 0px; max-width: calc(100% - 4px); display: block; height: auto; box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in;"/></p></li><li><p id="d53b82f5cfl8e" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">按<kbd data-tag="userinput" id="userinput-v27-kso-ni1" class="userinput" style="box-sizing: inherit; padding: 3px 5px; margin: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 12px; line-height: normal; font-family: Consolas, &quot;Liberation Mono&quot;, Menlo, Courier, monospace; background-color: rgb(231, 231, 231); background-image: linear-gradient(rgb(254, 254, 254), rgb(231, 231, 231)); background-repeat: repeat-x; border-radius: 2px; border: 1px solid rgb(207, 207, 207); color: rgb(0, 0, 0); display: inline-block;">Esc</kbd>键，然后输入<kbd data-tag="userinput" id="userinput-zzs-9q4-0pe" class="userinput" style="box-sizing: inherit; padding: 3px 5px; margin: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 12px; line-height: normal; font-family: Consolas, &quot;Liberation Mono&quot;, Menlo, Courier, monospace; background-color: rgb(231, 231, 231); background-image: linear-gradient(rgb(254, 254, 254), rgb(231, 231, 231)); background-repeat: repeat-x; border-radius: 2px; border: 1px solid rgb(207, 207, 207); color: rgb(0, 0, 0); display: inline-block;">:wq</kbd>后按下<kbd data-tag="userinput" id="userinput-opi-vy5-ylc" class="userinput" style="box-sizing: inherit; padding: 3px 5px; margin: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 12px; line-height: normal; font-family: Consolas, &quot;Liberation Mono&quot;, Menlo, Courier, monospace; background-color: rgb(231, 231, 231); background-image: linear-gradient(rgb(254, 254, 254), rgb(231, 231, 231)); background-repeat: repeat-x; border-radius: 2px; border: 1px solid rgb(207, 207, 207); color: rgb(0, 0, 0); display: inline-block;">Enter</kbd>键，保存并退出文件。</p></li><li><p id="d53b82f6cf2aw" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在防火墙中打开20000/30000和21端口。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/manage-the-firewall-of-a-server#section-zy8-x7r-9pl" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">添加防火墙规则</a>。<img data-tag="image" id="image-2yd-x9v-j4m" height="318" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/8886935761/p555612.png" width="665" alt="asdad555" placement="break" class="image break" style="box-sizing: border-box; padding: 0px; margin: 16px 2px 24px; border: 0px; max-width: calc(100% - 4px); display: block; height: auto; box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in;"/></p></li><li><p id="d53b82f7cf1j0" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">使用FTP工具连接轻量应用服务器。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/build-an-ftp-server#section-6ji-ldp-qme" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">通过FTP客户端测试连接FTP服务器</a>。</p></li></ol></div></section><section data-tag="section" id="section-hkk-gkj-9ri" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-77g-ptv-dlq" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">使用自定义镜像创建服务器为什么会失败？</h2><div data-tag="p" id="p-mq0-h6a-7y8" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53b82f8cf3ae" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在轻量应用服务器创建完成前，请避免进行以下操作，否则将导致服务器创建失败：</p><ul data-tag="ul" id="ul-fx0-6t5-5o6" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53baa00cfm3t" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">删除对应的自定义镜像。</p></li><li><p id="d53baa01cfwgn" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">删除自定义镜像来源的快照。</p></li><li><p id="d53baa02cffc0" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">对自定义镜像来源的轻量应用服务器进行重置系统或更换镜像。</p></li><li><p id="d53baa03cfb3n" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">释放自定义镜像来源的轻量应用服务器。</p></li></ul></div></section><section data-tag="section" id="section-qal-6e0-9pi" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-ze3-nd3-flq" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何更换轻量应用服务器的操作系统？</h2><div data-tag="p" id="p-6vs-02g-368" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53baa04cf64c" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">阿里云轻量应用服务器默认提供了使用应用镜像和系统镜像创建服务器。</p><ul data-tag="ul" id="ul-mpr-m4s-wtd" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53baa05cfba0" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">应用镜像：轻量应用服务器提供了多种应用镜像，您可以直接使用不同的应用镜像快速部署应用环境或网站。</p></li><li><p id="d53baa06cfl28" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">系统镜像：轻量应用服务器提供了Windows Server系统镜像和主流的Linux系统镜像，您可以通过该类镜像创建纯净、安全、稳定的运行环境。</p></li></ul><p id="d53baa07cfr8g" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">您可以根据实际需求更换轻量应用服务器的操作系统，具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/reset-a-simple-application-server" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">重置系统</a>。</p></div></section><section id="88996800cft84" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="991f6730848i9" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);"><span style="box-sizing: inherit; padding: 0px; margin: 0px;">无法更换轻量应用服务器的操作系统？</span></h2><p id="9c7eca40cflzp" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">重置系统可以重新安装服务器的应用或者操作系统，达到重新初始化服务器的目的。若您在阿里云轻量应用服务器控制台中，无法更换轻量应用服务器的操作系统，请排查是否满足重置系统的要求。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/reset-a-simple-application-server#section-jpq-9ow-3j5" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">重置系统使用限制</a>。</p></section><section id="03e818a0cfgzf" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="e79afdc0bb7cd" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);"><span style="box-sizing: inherit; padding: 0px; margin: 0px;">轻量应用服务器控制台中没有HTTPS设置选项？</span></h2><p id="0e044ac0cfqug" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果您的阿里云轻量应用服务器已绑定了域名，需要为域名设置HTTPS加密访问，通过加密传输与身份认证保证数据传输的安全性。但是在轻量应用服务器控制台中，没有找到HTTPS设置选项，可能原因如下：</p><ul id="ce484b92bcp9c" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="e79b24e1bb1vi" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果您在创建轻量应用服务器时，没有选择<span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">选择阿里云提供的扩展服务</span>，则不提供该功能。</p></li><li><p id="c9b1fa90bc4sm" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">仅部分镜像支持选择阿里云提供的扩展服务，如果您选择镜像时没有出现该选项，则表示当前镜像不支持直接启用HTTPS加密访问，您可以手动安装SSL证书以启用HTTPS加密访问。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/install-an-ssl-certificate-in-a-node-js-runtime" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Node.js环境安装SSL证书</a>和<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/install-an-ssl-certificate-in-a-wordpress-runtime" data-spm-protocol="i" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">WordPress环境上安装SSL证书</a>。</p></li></ul></section><section data-tag="section" id="section-elv-2by-7pa" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-t2k-asj-d5q" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器之间可以相互迁移吗？</h2><p data-tag="p" id="p-ngl-4mc-5v1" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可以。如果轻量应用服务器无法通过升级配置满足当前业务需求或者需要将轻量应用服务器迁移至其他地域，您可以将待迁移服务器中的网站数据迁移至同地域或者其他地域。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/migrate-data-between-simple-application-servers#task-2087751" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">轻量应用服务器之间的数据迁移</a>。</p></section><section data-tag="section" id="section-nit-ky7-bgi" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-hui-xo2-2cr" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器可以迁移到ECS实例吗？</h2><p data-tag="p" id="p-t8u-en7-4hz" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可以。如果当前轻量应用服务器无法满足您的业务需求，您可以将轻量应用服务器平滑迁移至云服务器ECS，以获取更加灵活的资源配置方案。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/migrate-data-from-a-server-to-an-ecs-instance#task-2101670" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">轻量应用服务器数据迁移至ECS实例</a>。</p></section><section data-tag="section" id="section-u4d-jrd-2sm" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-zia-kkx-ilg" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">ECS实例可以迁移到轻量应用服务器吗？</h2><p data-tag="p" id="p-zhz-z94-bdi" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可以。当您计划将ECS实例中部署的网站程序迁移至轻量应用服务器时，需要手动完成数据迁移操作。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/migrate-data-from-an-ecs-instance-to-a-simple-application-server#task-2087980" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">ECS实例数据迁移至轻量应用服务器</a>。</p></section><section data-tag="section" id="section-34v-y4o-iu6" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-8j9-t5i-5x1" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">香港地域的轻量服务器能否转到中国内地？</h2><p data-tag="p" id="p-3xa-ptz-rpv" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可以。轻量应用服务器创建后，不支持直接修改地域，但您可以将服务器迁移到中国内地。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/migrate-data-between-simple-application-servers#task-2087751" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">轻量应用服务器之间的数据迁移</a>。</p></section><section data-tag="section" id="section-aig-c8o-tq9" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-6a4-acy-30d" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">可以将轻量应用服务器转移到另一个阿里云账号下吗？</h2><p data-tag="p" id="p-921-2iq-hz1" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">不可以。不支持将轻量应用服务器和轻量应用服务器数据直接转移到另一个阿里云账号下。</p></section><section data-tag="section" id="section-eza-el8-je0" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-iob-pya-drg" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何获取常用的应用软件管理命令？</h2><div data-tag="p" id="p-37e-bes-cdc" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53baa08cfime" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在不同操作系统、不同运行环境、不同应用软件版本的场景下，应用软件的管理命令也有所不同。例如，在CentOS 7操作系统中：</p><ul data-tag="ul" id="ul-h3q-ga8-fga" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53baa09cfaep" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果MySQL已添加在系统服务中，则登录MySQL的命令为<span data-tag="cmdname" id="cmdname-7jr-1dx-v3l" class="cmdname" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">mysql -uroot -p</span>。</p></li><li><p id="d53bd110cfxgh" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果MySQL未添加在系统服务中，则需要进入MySQL安装路径的<span data-tag="filepath" id="filepath-0m3-lz0-uov" class="filepath" style="box-sizing: inherit; padding: 0px; margin: 0px;">bin</span>目录下，通过可执行文件管理MySQL。例如，登录MySQL的命令为<span data-tag="cmdname" id="cmdname-chf-tz9-qen" class="cmdname" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">./mysql -uroot -p</span>。</p></li></ul></div><div data-tag="p" id="p-iog-6re-lgb" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53bd111cfqw8" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">因此，如果您需要维护服务器中的应用软件，建议您先通过应用软件的官方网站或者其他第三方网站，获取应用软件的相关运维知识。常用应用软件的官方文档如下所示：</p><ul data-tag="ul" id="ul-rng-wnu-yo4" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53bd112cfih4" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><a class="" target="_blank" href="https://httpd.apache.org/docs/" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Apache官方文档</a></p></li><li><p id="d53bd113cf0zc" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><a class="" target="_blank" href="http://nginx.org/en/docs/" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Nginx官方文档</a></p></li><li><p id="d53bd114cf9x3" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><a class="" target="_blank" href="https://dev.mysql.com/doc/" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">MySQL官方文档</a></p></li><li><p id="d53bd115cf99i" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><a class="" target="_blank" href="https://www.php.net/docs.php" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">PHP官方文档</a></p></li></ul></div><p data-tag="p" id="p-ud5-5ul-8em" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果您在创建轻量应用服务器时选用的是应用镜像，在服务器成功创建后，您可以通过管理控制台获取镜像版本、应用的基本操作步骤以及安装路径等信息。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/manage-applications-on-a-server-that-is-created-based-on-an-application-image#task-2080796" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">管理应用（适用于应用镜像）</a>。</p></section><section data-tag="section" id="section-6dx-or4-1ob" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-3xx-8wd-qx4" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">由于挖矿程序导致服务器CPU异常占用，如何处理？</h2><p data-tag="p" id="p-98t-dw7-pfe" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/security-center/use-cases/best-practices-for-handling-mining-programs#task-2463174" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">挖矿程序处理最佳实践</a>。</p><p data-tag="p" id="p-u60-4fp-ftt" props="china" data-cond-props="china" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">同时，建议您对Linux服务器进行安全合规检查和加固。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/document_detail/49809.html#topic2971" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Linux操作系统加固</a>。</p></section><section data-tag="section" id="section-r56-xnt-sse" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-1qc-wtm-0xc" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">服务器无法访问GitHub是什么原因？</h2><p data-tag="p" id="p-pe6-rg0-ydt" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">当您通过部署在中国内地的服务器访问GitHub时，因受到跨境网络的影响，可能无法访问GitHub。建议您通过第三方工具等方式自行解决该问题，也可以通过阿里云的全球加速GA为您的服务器提供网络加速服务。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/document_detail/153189.html#concept-2348359" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">什么是全球加速</a>。</p></section><section data-tag="section" id="section-6np-2x1-5kk" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-g2s-ez6-14z" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何隐藏Windows系统中的IIS版本信息？</h2><p data-tag="p" id="p-876-bzx-dy6" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在访问Web网站时，HTTP响应信息中可能包含了服务器的版本信息，这会对服务器的安全造成一定的风险。您可以通过配置文件隐藏IIS服务器的版本信息。具体操作，请参见<a class="" target="_blank" href="https://help.aliyun.com/document_detail/155468.html" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">如何隐藏IIS的server版本信息</a>。</p></section><section data-tag="section" id="section-oko-mkp-c2f" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-ni6-zuj-ni9" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">在Ubuntu服务器中提示“The following signatures were invalid: KEYEXPIRED 1544811256”报错如何处理？</h2><p data-tag="p" id="p-jjv-4ry-z4f" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">当您在Ubuntu服务器中使用<span data-tag="cmdname" id="cmdname-5a1-1xt-hph" class="cmdname" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">apt-get update</span>命令时，可能出现<span data-tag="ph" id="msgph-dgh-3xs-5a3" data-type="ph" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">The following signatures were invalid: KEYEXPIRED 1544811256</span>的报错，该报错是由于服务器中使用的软件源的签名到期，需要进行更新。具体操作，请参见<a class="" target="_blank" href="https://help.aliyun.com/document_detail/149961.html" title="" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">在Ubuntu实例中使用apt-get update命令时提示“The following signatures were invalid: KEYEXPIRED 1544811256”</a>。</p></section><section data-tag="section" id="section-ndi-yd0-u33" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-zbp-jqr-ibv" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何在Apache服务中开启Gzip功能？</h2><p data-tag="p" id="p-cft-2ss-b5v" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">具体操作，请参见<a class="" target="_blank" href="https://help.aliyun.com/document_detail/150628.html" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">如何在Apache服务中开启Gzip功能</a>。</p></section><section data-tag="section" id="section-vbr-9k0-69d" props="china intl" data-type="section" data-cond-props="china intl" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-wtc-bac-g1y" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">在Windows操作系统中，使用IE浏览器打开网站提示”增强安全配置正在阻止来自下列网站内容“如何处理？</h2><p data-tag="p" id="p-s4w-puh-jvw" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">具体的解决方案，请参见<span props="china" style="box-sizing: inherit; padding: 0px; margin: 0px;"><a class="" target="_blank" href="https://help.aliyun.com/knowledge_detail/184225.html" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">使用IE浏览器打开网站提示“增强安全配置正在阻止来自下列网站内容”报错</a></span>。</p></section><section data-tag="section" id="section-0z6-4fq-yxo" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-5ca-g9u-52j" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">我在服务器中基于宝塔面板搭建运行环境以及网站程序后，为什么无法访问网站程序对应的站点？</h2><div data-tag="p" id="p-7l8-0dm-yz3" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53bd116cfx5z" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">当您通过宝塔面板搭建运行环境以及网站程序后，如果没有在宝塔面板中设置网站信息，则在对网站进行测试访问时，将报错<span data-tag="ph" id="msgph-v4w-615-aif" data-type="ph" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">您的请求在Web服务器中没有找到对应的站点！</span>。<img data-tag="image" id="image-24m-5c7-whb" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/9834647261/p298923.png" alt="宝塔报错" placement="break" class="image break" style="box-sizing: border-box; padding: 0px; margin: 16px 2px 24px; border: 0px; max-width: calc(100% - 4px); display: block; height: auto; box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in;"/></p></div><div data-tag="p" id="p-xtz-k33-yho" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53bf820cfw2d" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">具体的解决方案如下：</p><ol data-tag="ol" id="ol-c0o-097-e8p" class="ol list-paddingleft-2" style="list-style-type: none;"><li><p id="d53bf821cf9ks" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在本地主机中，通过浏览器访问宝塔面板的外网面板地址，然后登录宝塔面板。</p></li><li><p id="d53bf822cfoja" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在左侧导航栏，单击<span data-tag="uicontrol" id="uicontrol-hj5-dgn-nhf" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">网站</span>。</p></li><li><p id="d53bf823cfcuj" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在<span data-tag="uicontrol" id="uicontrol-yr0-ggv-072" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">网站管理</span>页面，单击<span data-tag="uicontrol" id="uicontrol-m07-y9v-mg5" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">添加站点</span>。</p></li><li><p id="d53bf824cfshh" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在<span data-tag="uicontrol" id="uicontrol-lba-ilm-5s8" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">添加站点-支持批量建站</span>对话框，完成配置后，单击<span data-tag="uicontrol" id="uicontrol-ox2-352-npb" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">提交</span>。</p><div data-tag="p" id="p-wxa-wyj-1zu" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53bf825cfrk4" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">配置说明如下：</p></div></li><ul data-tag="ul" id="ul-aoe-hjn-2cv" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53bf826cffq7" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">域名：填写您的服务器公网IP地址。如果您已有域名，且域名已绑定并解析至服务器，可以直接填写您的域名地址。</p></li><li><p id="d53bf827cfqu7" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">其他配置项：保持默认配置或者根据自己的业务需求选择配置。</p></li></ul><li><p id="d53bf828cfxdq" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在本地主机中，通过浏览器访问已设置的<span data-tag="ph" id="codeph-22t-amn-aoz" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">服务器公网IP地址</code></span>或者<span data-tag="ph" id="codeph-20g-csc-ngf" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">您的域名地址</code></span>。</p><div data-tag="p" id="p-fau-wyv-lbv" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53bf829cftuq" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">即可查看到对应的网站信息。本操作步骤中以默认的网站首页为例，网页展示如下图所示：<img data-tag="image" id="image-sg4-oiw-iqw" src="https://help-static-aliyun-doc.aliyuncs.com/assets/img/zh-CN/9834647261/p298927.png" alt="创建成功" placement="break" class="image break" style="box-sizing: border-box; padding: 0px; margin: 16px 2px 24px; border: 0px; max-width: calc(100% - 4px); display: block; height: auto; box-shadow: rgb(204, 204, 204) 0px 0px 5px; cursor: zoom-in;"/></p></div></li></ol></div></section><section data-tag="section" id="section-904-s8o-8u6" props="china" data-type="section" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-a88-kz3-7sh" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">Linux服务器基于宝塔面板部署LNMP或LAMP运行环境后，如何修改上传文件的大小限制？</h2><ol data-tag="ol" id="ol-cgc-54i-ef6" class="ol list-paddingleft-2" style="list-style-type: none;"><li><p id="d53bf82acfbfq" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在本地主机中，通过浏览器访问宝塔面板的外网面板地址，然后登录宝塔面板。</p></li><li><p id="d53bf82bcfm4j" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在左侧导航栏，单击<span data-tag="uicontrol" id="uicontrol-iba-bwc-9uq" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">软件商店</span>。</p></li><li><p id="d53c1f30cf5o5" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在<span data-tag="uicontrol" id="uicontrol-5p1-z4c-u75" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">应用分类</span>区域，单击<span data-tag="uicontrol" id="uicontrol-gjk-8s8-wt9" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">已安装</span>。</p></li><li><p id="d53c1f31cfac8" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在软件列表中，找到PHP，然后在<span data-tag="uicontrol" id="uicontrol-w9z-6o2-j6l" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">操作</span>列，单击<span data-tag="uicontrol" id="uicontrol-fqs-gzx-auz" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">设置</span>。</p></li><li><p id="d53c1f32cf3k3" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">在左侧导航栏，单击<span data-tag="uicontrol" id="uicontrol-px0-iip-ve0" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">上传限制</span>。</p></li><li><p id="d53c1f33cfawq" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">手动设置上传文件的大小上限后，单击<span data-tag="uicontrol" id="uicontrol-x0n-f4d-m52" class="uicontrol" style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">保存</span>。</p></li></ol></section><section data-tag="section" id="section-6v5-lma-1h8" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-vl7-c0n-ujm" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何解决由于<span data-tag="ph" id="ed72cad3efiq0" docid="123261" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">云助手Agent</span>卸载或者停止后，可能会导致轻量应用服务器的HTTPS设置、负载均衡、重置系统、远程连接等功能受到影响问题？</h2><p data-tag="p" id="p-yee-fvy-t84" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器默认已经安装了<span data-tag="ph" id="ed7aba13efmhw" docid="123261" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">云助手Agent</span>，如果您卸载或者停止<span data-tag="ph" id="ed81bef2ef8g8" docid="123261" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">云助手Agent</span>，可能会导致轻量应用服务器的HTTPS设置、负载均衡、重置系统、远程连接等功能受到影响。请您切勿手动卸载或者停止轻量应用服务器中的<span data-tag="ph" id="ed893900ef7mn" docid="123261" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">云助手Agent</span>。</p><div data-tag="p" id="p-41m-p5f-92e" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53cbb72cfg0j" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">具体解决方案如下：</p><ol data-tag="ol" id="ol-nr2-yj6-woe" class="ol list-paddingleft-2" style="list-style-type: none;"><li><p id="d53cbb73cfkqx" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">远程登录轻量应用服务器。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/connect-to-linux-server-remotely#multiTask1826" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">远程连接Linux服务器</a>或<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/connect-to-windows-server-remotely#task310" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">远程连接Windows服务器</a>。</p></li><li><p id="d53cbb74cf5o5" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">检查<span data-tag="ph" id="ed90b310efvnh" docid="123261" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">云助手Agent</span>对应进程是否正常运行。</p></li><ul data-tag="ul" id="ul-vrn-fpz-jj5" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53cbb75cfuk5" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Linux服务器：执行以下命令。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre data-tag="codeblock" id="codeblock-seq-mq2-da8" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">ps&nbsp;-ef&nbsp;|grep&nbsp;aliyun-service</pre></div><p id="d53cbb76cf8ly" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">回显信息类似如下所示，表示<span data-tag="ph" id="ed9769d3efk7o" docid="123261" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">云助手Agent</span>对应的进程正常运行。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre data-tag="codeblock" id="codeblock-1el-icc-b8b" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">root&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;30758&nbsp;30703&nbsp;&nbsp;0&nbsp;16:38&nbsp;pts/0&nbsp;&nbsp;&nbsp;&nbsp;00:00:00&nbsp;grep&nbsp;--color=auto&nbsp;aliyun-service
root&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;31161&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1&nbsp;&nbsp;0&nbsp;&nbsp;2021&nbsp;?&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;00:34:31&nbsp;/usr/local/share/aliyun-assist/2.2.3.256/aliyun-service</pre></div></li><li><p id="d53cbb77cfh9b" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Windows服务器：在任务管理器中查看是否存在aliyun_assist_service进程。</p></li></ul><li><p id="d53cbb78cf6c2" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果进程不存在，则启动<span data-tag="ph" id="ed9f3203efwht" docid="123261" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">云助手Agent</span>。</p></li><ul data-tag="ul" id="ul-k8s-bir-dfr" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53cbb79cf1yw" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Linux服务器：执行以下命令。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre data-tag="codeblock" id="codeblock-igs-phz-cmr" outputclass="language-plaintext" class="pre codeblock language-plaintext" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">#Linux系统支持systemctl
systemctl&nbsp;start&nbsp;aliyun.service

#Linux系统不支持systemctl
/etc/init.d/aliyun-service&nbsp;start</pre></div></li><li><p id="d53cbb7acff34" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Windows服务器：通过服务管理器启动AliyunService服务。</p></li></ul></ol><div data-tag="note" id="note-2a6-7lw-guy" class="note note-note" style="box-sizing: inherit; padding: 12px 16px; margin: 16px 0px; background-color: rgb(245, 245, 246); border-left: 2px solid rgb(19, 102, 236) !important; display: flex; -webkit-box-align: start; align-items: flex-start;"><div class="note-icon-wrapper" style="box-sizing: inherit; padding: 0px; margin: 0px; display: flex; -webkit-box-align: center; align-items: center;"><span class="icon-note note note" style="box-sizing: inherit; padding: 0px; margin: 0px 8px 0px 0px; display: inline-block; width: 18px; height: 18px; background-repeat: no-repeat; background-position: 50% center; vertical-align: middle; background-size: 18px 18px; border: none; background-image: url(&quot;https://img.alicdn.com/imgextra/i1/O1CN01ctvdSc1UIl2t8RRJ8_!!6000000002495-2-tps-200-200.png&quot;);"></span><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">说明</span></div><div class="noteContentSpan" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 0px 12px; -webkit-box-flex: 1; flex: 1 1 0%; color: rgb(88, 88, 88); overflow: hidden;"><p id="d53cbb7bcfmcb" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果以上操作还未能启动<span data-tag="ph" id="eda68503efp8c" docid="123261" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">云助手Agent</span>，请重新安装云助手。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/user-guide/install-the-cloud-assistant-agent#concept-wtg-32x-ydb" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">安装云助手Agent</a>。</p></div></div></div></section><section data-tag="section" id="section-wwq-ct0-hm3" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-7zh-ega-us0" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">Windows服务器如何配置多用户登录？</h2><p data-tag="p" id="p-hfw-trs-nkp" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">通过配置多用户登录，可实现多个用户同时远程登录同一台轻量应用服务器。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/ecs/enable-multiple-users-to-log-on-to-a-windows-ecs-instance#19bf5aa0cd42x" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">Windows系统的ECS实例如何配置多用户登录</a>。</p></section><section data-tag="section" id="section-a1x-fuy-qmc" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-brg-c64-74a" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">如何将文件上传到轻量应用服务器?</h2><div data-tag="p" id="p-ocy-i8o-gak" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53ce280cfifg" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">您可以使用WinSCP和FTP将文件上传至阿里云轻量应用服务器，对文件进行上传、下载、创建或删除等操作。请根据服务器的操作系统选择对应的方法。</p><ul data-tag="ul" id="ul-ccz-t4a-10h" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53ce281cfbav" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Windows服务器：请使用Workbench远程连接Windows服务器，对文件进行上传、下载、创建或删除等操作。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/connect-to-windows-server-remotely#section-dpq-w2b-rfg" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">远程连接</a>。</p></li><li><p id="d53ce282cf7y9" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Linux服务器：使用Workbench、WinSCP或者搭建FTP服务器，对文件进行上传、下载、创建或删除等操作。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/connect-to-linux-server-remotely#section-x54-mw9-9hc" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">通过控制台使用Workbench远程连接Linux服务器</a>、<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/use-winscp-to-connect-to-a-simple-application-server#multiTask617" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">使用WinSCP连接服务器</a>或<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/use-cases/build-an-ftp-server#multiTask3062" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">搭建FTP服务器</a>。</p></li></ul></div></section><section id="a00b8660cfu02" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="9d9912a0bclpk" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);"><span style="box-sizing: inherit; padding: 0px; margin: 0px;">如何在轻量应用服务器中安装应用或软件</span></h2><p id="9d9939bebcvli" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果使用的是安装应用镜像的轻量应用服务器，本身已经安装软件或者运行环境。如果没有使用安装应用镜像的轻量应用服务器，您也可以远程登录轻量应用服务器自行安装应用或者软件。</p><p id="00ccec60cf2fg" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">本示例以安装Python为例：</p><ol id="9d9939bfbcz8o" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="9d9939c1bc4ja" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">远程连接轻量应用服务器。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/connect-to-linux-server-remotely" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">远程连接到Linux操作系统实例</a>。</p></li><li><p id="9d9939c3bc2i8" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行以下命令，安装Python环境。</p><p id="7d8ebf80bcasd" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">本文以安装Python 2.7环境为例。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre data-tag="codeblock" id="9d978c00bcr9q" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">sudo&nbsp;yum&nbsp;install&nbsp;python</pre></div><p id="9d9939c7bcmse" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">系统显示类似如下回显信息，根据提示输入<code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">y</code>。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre data-tag="codeblock" id="9d978c01bc3lg" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">Loaded&nbsp;plugins:&nbsp;fastestmirror&nbsp;
...&nbsp;
Is&nbsp;this&nbsp;ok&nbsp;[y/d/N]:&nbsp;y
&nbsp;...</pre></div></li><li><p id="9d9960c0bcf72" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">执行以下命令，查看Python环境是否安装成功。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre id="hft5br" data-tag="codeblock" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">python&nbsp;-V</pre></div><p id="a6367cf0cfoca" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果回显信息如下，表示Python 2.7已经安装成功。</p><div class="help-code-block" style="box-sizing: inherit; padding: 16px; margin: 16px 0px; background-color: rgb(244, 247, 250); position: relative;"><div class="code-tools" style="box-sizing: inherit; padding: 0px; margin: 0px; position: absolute; top: 0px; right: 0px; background-color: rgb(255, 255, 255); box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 10px 0px; height: 24px; display: flex; -webkit-box-pack: justify; justify-content: space-between;"><div class="left-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"></div><div class="right-tools" style="box-sizing: inherit; padding: 0px; margin: 0px;"><span class="theme-switch-btn iconfont icon-baitian" title="更改代码主题" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span><span class="copy-btn iconfont icon-fuzhi" title="复制代码" style="box-sizing: inherit; padding: 0px; margin: 0px; font-size: 12px; -webkit-font-smoothing: antialiased; display: inline-block; height: 24px; line-height: 24px; width: 24px; color: rgb(102, 102, 102); text-align: center; cursor: pointer; font-family: iconfont !important;"></span></div></div><pre id="fmtyvu" data-tag="codeblock" outputclass="language-javascript" class="pre codeblock language-javascript" style="box-sizing: inherit; padding: 16px; margin-top: 0px; margin-bottom: 0px; font-family: monospace, monospace; overflow: auto; overflow-wrap: normal; line-height: 22px; background-color: rgb(255, 255, 255);">[admin@iZbp176xsi6ct73elzq****&nbsp;~]$&nbsp;python&nbsp;-VPython&nbsp;2.7.5</pre></div></li></ol></section><section id="91f03c60cf0qi" props="china" data-cond-props="china" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 id="13222490bcyer" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);"><span style="box-sizing: inherit; padding: 0px; margin: 0px;">为什么轻量应用服务器无法登录宝塔面板？</span></h2><p id="13224ba5bc8n6" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">Linux服务器的防火墙默认放行了22端口（SSH服务）、80端口（HTTP服务）以及443端口（HTTPS加密访问服务），除默认放行的端口，其它端口默认是禁用状态。您需在防火墙中放行宝塔面板的8888端口。具体操作，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/simple-application-server/user-guide/manage-the-firewall-of-a-server" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">管理防火墙</a>。</p></section><section data-tag="section" id="section-oob-buu-6ee" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-y9u-y3r-din" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器支持几个备案服务号？</h2><p id="b556ac8374r25" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">轻量应用服务器最多支持申请5个备案服务号（SN号），可供您完成5次网站备案。每个网站可以绑定多个域名。例如：您备案了两个网站，第一个网站绑定域名为<code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">aliyundoc.com</code>，第二个网站绑定域名<code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">example.com</code>,&nbsp;<code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">example.org</code>。备案审核通过后，可以使用每个绑定的域名正常访问网站。</p><div id="b556ac8474bha" type="note" class="note note-note" style="box-sizing: inherit; padding: 12px 16px; margin: 16px 0px; background-color: rgb(245, 245, 246); border-left: 2px solid rgb(19, 102, 236) !important; display: flex; -webkit-box-align: start; align-items: flex-start;"><div class="note-icon-wrapper" style="box-sizing: inherit; padding: 0px; margin: 0px; display: flex; -webkit-box-align: center; align-items: center;"><span class="icon-note note note" style="box-sizing: inherit; padding: 0px; margin: 0px 8px 0px 0px; display: inline-block; width: 18px; height: 18px; background-repeat: no-repeat; background-position: 50% center; vertical-align: middle; background-size: 18px 18px; border: none; background-image: url(&quot;https://img.alicdn.com/imgextra/i1/O1CN01ctvdSc1UIl2t8RRJ8_!!6000000002495-2-tps-200-200.png&quot;);"></span><span style="box-sizing: inherit; padding: 0px; margin: 0px; font-weight: 700;">说明</span></div><div class="noteContentSpan" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 0px 12px; -webkit-box-flex: 1; flex: 1 1 0%; color: rgb(88, 88, 88); overflow: hidden;"><section id="b556ac8574f6a" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px;"><ul id="b556ac8774niv" style="list-style-type: none;" class=" list-paddingleft-2"><li><p id="b556ac8974eqq" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">假如第二个网站绑定了多个域名，您需要保证这几个域名打开的是同一个网站内容。不能在备案通过后，又使用<code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">example.org</code>绑定另外一个网站。</p></li><li><p id="b556ac8b742e2" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">备案只针对顶级域名。您可以在轻量应用服务器新搭建一个网站，绑定<code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">blog.aliyundoc.com</code>，再搭建一个网站绑定<code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">new.example1.com</code>。这种建站方式不在限制范围内，不计算在最多备案5个网站的限制内。<span data-tag="ph" id="fe04a710f6e1p" props="china" data-cond-props="china" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">关于顶级域名的更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/dws/product-overview/terms" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">顶级域名、二级域名与三级域名</a>。</span></p></li></ul></section></div></div></section><section data-tag="section" id="section-h5g-uyo-r3s" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-ozu-f1o-nxv" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器备案前需要注意什么？</h2><ul data-tag="ul" id="ul-9h1-3vx-xvd" class="ul list-paddingleft-2" style="list-style-type: none;"><li><p id="d53ce283cffbm" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">当您使用中国内地（大陆）地域的轻量应用服务器对外提供网站服务前，需要申请备案。更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/icp-filing/product-overview/what-is-an-icp-filing#concept-nx4-hql-zdb" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">什么是ICP备案</a>。</p></li><li><p id="d53ce284cf15v" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">非中国内地（大陆）地域的轻量应用服务器不需要备案。</p></li><li><p id="d53ce285cfy8x" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">关于备案流程的更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/icp-filing/user-guide/icp-filing-application-overview#task-2038407" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">ICP备案流程概述</a>。</p></li><li><p id="d53ce286cfi38" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">备案服务号是您在<a class="" target="_blank" href="https://beian.aliyun.com/order/index.htm" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">阿里云ICP代备案管理系统</a>提交备案信息时，用于关联轻量应用服务器的验证码。如何申请备案服务号，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/icp-filing/user-guide/apply-for-service-identification-numbers-for-free#concept-z4d-drl-zdb" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">申请（免费）ICP备案服务码</a>。申请备案服务号，您需要注意：</p></li><ul data-tag="ul" id="ul-y4n-0fn-h0v" class="ul list-paddingleft-2" style="list-style-type: circle;"><li><p id="d53d0991cfj55" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果是首次备案，可提交5个单独的网站，每个网站将对应多个域名。</p></li><li><p id="d53d0992cfskq" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果是新增备案，每个网站只需要提交一个域名，多个网站可多次提交。例如，<span data-tag="ph" id="codeph-yxt-yp0-sam" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">ICP备1200000号-1</code></span>备案号下存在多个域名，则接入<span data-tag="ph" id="codeph-7h6-e94-wtc" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">ICP备1200000号-1</code></span>其中任一域名，其他域名自动接入。<span data-tag="ph" id="codeph-11q-jo6-lxj" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;"><code data-tag="code" class="code" style="box-sizing: inherit; padding: 2px 0px; margin: 0px; font-family: Menlo, Monaco, Consolas, Courier, monospace; background-color: rgba(0, 0, 0, 0.04); border-radius: 3px;">ICP备1200000号-1</code></span>提交后，可继续提交其它备案号。</p></li><li><p id="d53ce287cfkdh" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">2018年05月21日起，申请备案服务号的轻量应用服务器需购买时长在3个月及以上（含续费）。</p></li><li><p id="d53ce288cfhjf" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">一个服务器的公网IP，可支持绑定5个备案服务号，供您完成5次网站备案。成功备案一个网站需使用一个备案服务号，且此备案服务号即为已使用的状态，无法再用于其他网站备案。如果后续您注销了网站或在阿里云取消接入，此备案服务号还是处于已使用的状态，无法用于其他网站的备案。</p></li><li><p id="d53d0990cfj82" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">每一个备案服务号可以提交的域名数量说明：</p></li><li><p id="d53d0993cf3kr" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">未备案域名不支持提前上线网站并访问，您需要按照相关规定先关闭网站进行备案。</p></li><li><p id="d53d0994cf2mq" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 0px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">如果网站域名已通过其他途径备案成功，需将备案接入阿里云。备案接入申请通过系统审核后，才能开通网站进行访问。此外，您需要在30天内完成接入手续，否则页面仍无法访问。<span data-tag="ph" id="dcc0e000f6rj5" props="china" data-cond-props="china" class="ph" style="box-sizing: inherit; padding: 0px; margin: 0px;">更多信息，请参见<a title="" class="xref" href="https://help.aliyun.com/zh/icp-filing/user-guide/access-to-the-registration-process" style="box-sizing: inherit; padding: 0px; margin: 0px; background: 0px 0px; text-decoration-line: none; color: rgb(19, 102, 236); outline: none;">接入备案流程</a>。</span></p></li></ul></ul></section><section data-tag="section" id="section-qmn-ycw-31g" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-drr-zpi-qoc" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">轻量应用服务器产品备案策略是什么？</h2><p data-tag="p" id="p-xso-s9q-urh" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">自2018年05月21日起，您购买的轻量应用服务器时长需达到3个月及以上（包含多次续费的累计时长），方可申请备案服务号，其他规则保持不变。</p><p data-tag="p" id="p-45u-agc-aq8" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">2018年05月21日前购买的轻量应用服务器，仍按原备案服务号申请规则执行，不受此次调整影响。</p></section><section data-tag="section" id="section-0tn-0dh-tr4" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-m65-cik-9hg" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">已购买一个月的轻量应用服务器，再续费2个月是否可以申请备案服务号？</h2><p data-tag="p" id="p-ljs-vay-ffe" class="p" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可以。再续费两个月后，您的购买时长已达到3个月，可以申请备案服务号。</p></section><section data-tag="section" id="section-gsu-zn8-o7s" data-type="section" class="section" style="box-sizing: inherit; padding: 0px; margin: 0px; color: rgb(24, 24, 24); font-family: help-font, &quot;helvetica neue&quot;, &quot;pingfang SC&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);"><h2 data-tag="title" id="title-i1m-rya-lit" class="title" style="box-sizing: inherit; padding: 24px 0px 0px; margin: 24px 0px 16px; font-size: 26px; line-height: 32px; letter-spacing: 0.4px; border-top: 1px solid rgb(233, 233, 233);">我购买了3个月以上的轻量应用服务器，但已经快到期了，是否可以申请备案服务号？</h2><div data-tag="p" id="p-lo0-h0h-ulx" class="p" style="box-sizing: inherit; padding: 0px; margin: 0px 0px 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;"><p id="d53d0995cfied" style="box-sizing: inherit; padding: 0px; margin-top: 0px; margin-bottom: 16px; line-height: 24px; letter-spacing: 0.4px; word-break: break-word;">可以。服务器购买时长达到3个月及以上，在未到期前可以申请备案服务号。</p></div></section></p><p><br/></p>]]></description><category>阿里云服务器</category><comments>http://yun.cwsj.net/post/28.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=28</wfw:commentRss></item><item><title>轻量应用服务器2核2G 108元1年，每天只需0.3元</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/27.html</link><pubDate>Thu, 12 Oct 2023 11:13:42 +0800</pubDate><guid>http://yun.cwsj.net/post/27.html</guid><description><![CDATA[<h2 style=";font-family: 宋体;font-size: 24px;white-space: normal;padding: 0;line-height: 34px"><strong><span style="font-family: sans-serif;color: rgb(61, 61, 61);font-size: 22px;background: rgb(255, 255, 255)">轻量应用服务器 （Simple Application Server），是可快速搭建且易于管理的轻量级云服务器；提供基于单台服务器的应用部署，安全管理，运维监控等服务，一站式提升您的服务器使用体验和效率。</span></strong></h2><p><span style="color: rgb(0, 112, 192);"><strong><span style="font-family: sans-serif; font-size: 22px; background: rgb(255, 255, 255);">购买联系客服QQ516201&nbsp; 微信18963551199 享受官网和合作伙伴双重优惠。</span></strong></span></p><h2 style=";font-family: 宋体;font-size: 24px;white-space: normal;padding: 0;line-height: 34px"><strong><span style="color: rgb(24, 24, 24);font-size: 22px;background: rgb(255, 255, 255)">产品功能</span></strong></h2><p style=";font-family: Calibri;font-size: 14px;white-space: normal;padding: 0;background: rgb(255, 255, 255)"><strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px">灵活的镜像选择</span></strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px"><span style="font-family:sans-serif">轻量应用服务器提供应用镜像和系统镜像可选（总计</span>22款），满足您的不同应用需求。</span></p><p style="margin: 0 0 32px;font-family: Calibri;font-size: 14px;white-space: normal;border-bottom: 1px solid rgb(235, 236, 236);padding: 0;background: rgb(255, 255, 255)"><strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px"><span style="font-family:sans-serif">应用镜像</span>(14款)</span></strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px"><span style="font-family:sans-serif">提供</span>WordPress、LAMP、Docker、DevStudio和Node.js等选择，减少了应用的上传、安装等环节，实现应用的开箱即用。</span></p><p style="margin: 0 0 32px;font-family: Calibri;font-size: 14px;white-space: normal;border-bottom: 1px solid rgb(235, 236, 236);padding: 0;background: rgb(255, 255, 255)"><strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px"><span style="font-family:sans-serif">系统镜像</span>(8款)</span></strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px">适用于熟悉操作系统和应用环境配置的用户，系统镜像提供一个纯净的操作系统初始环境，您可以根据需要自行安装应用。</span></p><p style="margin: 0 0 32px;font-family: Calibri;font-size: 14px;white-space: normal;border-bottom: 1px solid rgb(235, 236, 236);padding: 0;background: rgb(255, 255, 255)"><strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px">自定义镜像</span></strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px"><span style="font-family:sans-serif">支持创建自定义镜像，通过自定义镜像创建实例和共享镜像到</span>ECS，方便用户快速创建更多包含相同配置的轻量服务器实例，免除重复配置和升级到ECS实例。</span></p><p style=";font-family: Calibri;font-size: 14px;white-space: normal;padding: 0;background: rgb(255, 255, 255)"><strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px">丰富的阿里云产品集成</span></strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px">轻量应用服务器集成了多个阿里云产品的功能，帮助您搭建和管理应用。</span></p><p style="margin: 0 0 32px;font-family: Calibri;font-size: 14px;white-space: normal;border-bottom: 1px solid rgb(235, 236, 236);padding: 0;background: rgb(255, 255, 255)"><strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px">域名解析</span></strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px"><span style="font-family:sans-serif">指定域名，并将域名解析至当前服务器的</span>IP地址。</span></p><p style="margin: 0 0 32px;font-family: Calibri;font-size: 14px;white-space: normal;border-bottom: 1px solid rgb(235, 236, 236);padding: 0;background: rgb(255, 255, 255)"><strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px">HTTPS加密访问（CA证书）</span></strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px"><span style="font-family:sans-serif">通过指定已经购买的</span>CA证书，可以为轻量应用服务器配置HTTPS加密访问。</span></p><p style="margin: 0 0 32px;font-family: Calibri;font-size: 14px;white-space: normal;border-bottom: 1px solid rgb(235, 236, 236);padding: 0;background: rgb(255, 255, 255)"><strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px">VPC内网</span></strong><span style="font-family: sans-serif;color: rgb(24, 24, 24);font-size: 16px"><span style="font-family:sans-serif">同一账号同地域下，多台轻量应用服务器的实例默认处于同一个</span>VPC内网环境。</span></p><p><br/></p>]]></description><category>阿里云服务器</category><comments>http://yun.cwsj.net/post/27.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=27</wfw:commentRss></item><item><title>云服务器ECS 经济型E示例低至15元/月！新老用户不限量不加价，续费不涨价！</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/jingjixing.html</link><pubDate>Thu, 12 Oct 2023 11:05:19 +0800</pubDate><guid>http://yun.cwsj.net/post/jingjixing.html</guid><description><![CDATA[<p><span style="color: rgb(61, 61, 61); font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);">经济型e实例是阿里云面向个人开发者、学生、小微企业，在中小型网站建设、开发测试、轻量级应用等场景推出的全新入门级云服务器，采用Intel® Xeon® Platinum架构处理器，支持1:1、1:2、1:4多种处理器内存配比，具备多重产品优势。</span></p><p><span style="color: rgb(61, 61, 61); font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; background-color: rgb(255, 255, 255);"></span></p><div class="title" data-spm-anchor-id="5176.28478213.J_8056735200.i5.7e4d13c3LLh7q2" style="box-sizing: border-box; margin: 0px 0px 8px; padding: 0px; height: 24px; line-height: 24px; font-size: 18px; color: rgb(24, 24, 24); font-weight: 700; overflow: hidden; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; text-align: center; white-space: normal; background-color: rgb(255, 255, 255);">价格厚道</div><div class="description" data-spm-anchor-id="5176.28478213.J_8056735200.i4.7e4d13c3LLh7q2" style="box-sizing: border-box; margin: 0px; padding: 0px; height: 96px; line-height: 24px; color: var(--t6); opacity: 0.8; overflow: hidden; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; text-align: center; white-space: normal; background-color: rgb(255, 255, 255);">不限购，敞开买，起步配置低至0.5元/天，续费不涨价</div><div class="title" data-spm-anchor-id="5176.28478213.J_8056735200.i6.7e4d13c3LLh7q2" style="box-sizing: border-box; margin: 0px 0px 8px; padding: 0px; height: 24px; line-height: 24px; font-size: 18px; color: rgb(24, 24, 24); font-weight: 700; overflow: hidden; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; text-align: center; white-space: normal; background-color: rgb(255, 255, 255);">品质保障</div><div class="description" style="box-sizing: border-box; margin: 0px; padding: 0px; height: 96px; line-height: 24px; color: var(--t6); opacity: 0.8; overflow: hidden; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; text-align: center; white-space: normal; background-color: rgb(255, 255, 255);">与企业级产品拥有相同可用性SLA、安全防护标准与运维管理体系，搭载企业级特性及数据保护能力的ESSD Entry云盘</div><div class="title" data-spm-anchor-id="5176.28478213.J_8056735200.i8.7e4d13c3LLh7q2" style="box-sizing: border-box; margin: 0px 0px 8px; padding: 0px; height: 24px; line-height: 24px; font-size: 18px; color: rgb(24, 24, 24); font-weight: 700; overflow: hidden; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; text-align: center; white-space: normal; background-color: rgb(255, 255, 255);">供应充沛</div><div class="description" style="box-sizing: border-box; margin: 0px; padding: 0px; height: 96px; line-height: 24px; color: var(--t6); opacity: 0.8; overflow: hidden; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; text-align: center; white-space: normal; background-color: rgb(255, 255, 255);">国内32个可用区售卖，对库存不足、限制购买说不</div><div class="title" data-spm-anchor-id="5176.28478213.J_8056735200.i10.7e4d13c3LLh7q2" style="box-sizing: border-box; margin: 0px 0px 8px; padding: 0px; height: 24px; line-height: 24px; font-size: 18px; color: rgb(24, 24, 24); font-weight: 700; overflow: hidden; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; text-align: center; white-space: normal; background-color: rgb(255, 255, 255);">配比丰富</div><p style="box-sizing: border-box; margin: 0px; padding: 0px; height: 96px; line-height: 24px; color: var(--t6); opacity: 0.8; overflow: hidden; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; text-align: center; white-space: normal; background-color: rgb(255, 255, 255);">支持1:1、1:2、1:4多种处理器内存配比，2核2G内存起步，让用户选择更简单</p><h3 class="title" data-spm-anchor-id="5176.28478213.J_8660443780.i2.7e4d13c3LLh7q2" style="box-sizing: inherit; margin: 0px; padding: 0px; font-size: 20px; font-weight: 400; color: rgb(24, 24, 24); line-height: 30px; max-height: 90px; -webkit-line-clamp: 3; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">一键迁移至e实例，轻松上云</h3><div class="desc" data-spm-anchor-id="5176.28478213.J_8660443780.i3.7e4d13c3LLh7q2" style="box-sizing: inherit; margin: 12px 0px 0px; padding: 0px; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; line-height: 24px; color: rgb(113, 113, 113); max-height: 240px; -webkit-line-clamp: 10; font-family: &quot;pingfang SC&quot;, &quot;helvetica neue&quot;, arial, &quot;hiragino sans gb&quot;, &quot;microsoft yahei ui&quot;, &quot;microsoft yahei&quot;, simsun, sans-serif; white-space: normal; background-color: rgb(255, 255, 255);">服务器迁移中心（Server Migration Center，简称SMC）是阿里云提供给您的迁移平台。专注于提供能力普惠、体验一致、效率至上的迁移服务，满足您在阿里云的迁移需求。可参照本教程，将服务器、虚拟机、云服务器的业务迁移到e实例上。</div><p><br/></p><p><br/></p>]]></description><category>阿里云服务器</category><comments>http://yun.cwsj.net/post/jingjixing.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=26</wfw:commentRss></item><item><title>云服务器老用户专享礼遇，ECS连续保有1年、3年及5年用户可分别领取</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/laoyonghuzhuanxiang.html</link><pubDate>Mon, 19 Sep 2022 11:07:18 +0800</pubDate><guid>http://yun.cwsj.net/post/laoyonghuzhuanxiang.html</guid><description><![CDATA[<p><span style="line-height: 1.5; letter-spacing: 1px; font-size: 20px;"><strong data-spm-anchor-id="5176.17669319.0.i0.5f3a4f05XfndwV"></strong></span></p><div class="subtitle " style="font-size: 14px; color: rgb(153, 153, 153); line-height: 24px;" data-spm-anchor-id="5176.17669319.J_8031767120.i4.5f3a4f05XfndwV"><p><span style="font-size: 18px; font-family: 微软雅黑, Microsoft YaHei; color: rgb(192, 80, 77);"><br/></span></p><p><span style="font-size: 18px; font-family: 微软雅黑, Microsoft YaHei; color: rgb(192, 80, 77);">ECS连续保有1年、3年及5年用户可分别领取续费1年7折、6.5折及6.3折优惠权益，每个用户仅限1次1台，具体折扣以实际支付时为准</span></p></div><p><span style="line-height: 1.5; letter-spacing: 1px; font-size: 20px;"><strong data-spm-anchor-id="5176.17669319.0.i0.5f3a4f05XfndwV"><br/></strong></span><br/></p><p><span style="line-height: 1.5; letter-spacing: 1px; font-size: 20px;"><strong data-spm-anchor-id="5176.17669319.0.i0.5f3a4f05XfndwV">一、活动对象</strong></span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">阿里云官网已注册、完成实名认证用户</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;"><strong><span style="font-size:20px">二、活动时间</span></strong></span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">续费活动时间：即日起</span>至 2022年 9月 30日结束（请以活动页面为准）</p><p><span style="line-height: 1.5; letter-spacing: 1px;"><strong><span style="font-size:20px">三、活动规则</span></strong></span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">1、活动期间，在活动页面，ECS连续保有1年及以上用可享受“老用户续费“优惠权益；（备注：”连续保有“表示连续使用无释放，若保有过程中出现资源释放，连续保有时间会根据最近开始保有时间重新计算）</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">2、“老用户续费“优惠共分三档，根据ECS连续保有年限，可获得相应的ECS云服务器续费折扣权益，续费折扣权益用户可在连续保有时间满足对应层级前30天在页面领取后使用（续费折扣权益为限量权益，数量有限，先到先得，领取后请在活动结束前续费使用，活动结束后如未使用权益自动失效），同一用户续费折扣权益限1次1台：</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">（1）ECS连续保有1年以上用户（连续保有天数大于等于365天且小于1095天）：续费时可享1年7折优惠</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">（2）ECS连续保有3年以上用户（连续保有天数大于等于1095天且小于1825天）：续费时可享1年6.5折优惠</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">（3）ECS连续保有5年以上用户（连续保有天数大于等于1825天）：续费时可享1年6.3折优惠</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">（备注：数据存在1-2天延迟）</span></p><p><span style="letter-spacing:1px"><span style="line-height:1.5">3. 除特殊情况外，用户参加本活动购买的产品，不支持退订</span><span style="color: rgb(61, 61, 61); background-color: rgb(255, 255, 255);"><span style="font-size:14px">、</span><span style="font-size:16px">过户或转让</span></span><span style="line-height:1.5">。如因特殊原因发生退订的，退订前需交回通过本活动所享受的相关权益，例如：补足差价、退还已使用的代金券金额、交回奖品等。如活动限参与1次，客户购买后因自身原因发生退款，退款后不可再参与活动。</span></span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">4、如用户在活动中存在隐瞒、虚构、作弊、欺诈或通过其他非正常手段规避活动规则、获取不当利益的行为，例如：作弊领取、恶意套现、网络攻击、虚假交易等，阿里云有权收回相关权益、取消用户的活动参与资格，撤销违规交易，必要时追究违规用户的法律责任。</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">5、活动名称仅为方便用户理解参考使用，不具有效力，实际活动内容以具体活动规则为准。</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">6、</span>已参与过同类连续保有1年、3年或5年续费活动的，不能再次参与本活动。</p><p><span style="line-height: 1.5; letter-spacing: 1px;"><strong><span style="font-size:20px">四、名词及解释</span></strong></span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">1、“阿里云官网”，是指包含域名为www.aliyun.com的网站以及阿里云客户端，如APP，但阿里云国际站，包括alibabacloud.com以及所有下属页面和jp.aliyun.com以及所有下属页面除外。</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">2、“老用户”，是指历史付费购买过云服务器ECS或轻量、云虚机产品用户。</span></p><p>3、“同一用户”，是指根据不同阿里云账号在注册、登录、使用中的关联信息，阿里云判断其实际为同一用户。关联信息举例：同一手机号、同一邮箱、同一证件等。</p><p><span style="line-height: 1.5; letter-spacing: 1px;">4、“同人账号”，是指同一用户拥有多个阿里云账号的，各个账号之间互为同人账号。</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">5、活动中的“天”、“日”、“工作日”等均指该日的0点至24点（北京时间）。</span></p><p><span style="line-height: 1.5; letter-spacing: 1px;">6、阿里云可以根据活动的实际情况对活动规则进行变动或调整，相关变动或调整将公布在活动页面上，并于公布时即时生效，但不影响用户在活动规则调整前已经获得的权益，您购买阿里云单项产品时，亦应遵守该产品法律服务协议。</span></p><p><br/></p><p><br/></p>]]></description><category>阿里云服务器</category><comments>http://yun.cwsj.net/post/laoyonghuzhuanxiang.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=25</wfw:commentRss></item><item><title>阿里云扶持计划免费领扶持券，最高5000元！</title><author>null@null.com (超网数据)</author><link>http://yun.cwsj.net/post/aliyunfuchi.html</link><pubDate>Fri, 14 Jan 2022 11:30:32 +0800</pubDate><guid>http://yun.cwsj.net/post/aliyunfuchi.html</guid><description><![CDATA[<div class="ace-dialog-body" data-spm-anchor-id="a2cn9.20754056.0.i11.5cd57303RnaoCK"><div class=""><div class=""><p style="text-align: center;"><strong><span style="font-size:20px"><span style="color:#ea6b1b" data-spm-anchor-id="a2cn9.20754056.0.i10.5cd57303RnaoCK">阿里云扶持计划券包，1000-500，2000-1000，最高10000-5000，欢迎领取。</span></span></strong><span style="font-size:20px"><span style="color:#ea6b1b" data-spm-anchor-id="a2cn9.20754056.0.i10.5cd57303RnaoCK"><br/></span></span></p><p><span style="font-size:20px"><span style="color:#ea6b1b" data-spm-anchor-id="a2cn9.20754056.0.i10.5cd57303RnaoCK"><br/></span></span></p><p><span style="font-size: 20px; color: rgb(255, 0, 0);"><span style="display: none; line-height: 0px;" id="_baidu_bookmark_start_27">‍</span>不明事宜咨询客服QQ516201&nbsp; WX 18963551199</span></p><p><span style="font-size: 20px; color: rgb(234, 107, 27);">领券链接，请点击&nbsp; <a href="https://partner.aliyun.com/shop/1232668435382744?spm=5176.13512704.0.0.66bc65a4sB04WV，下拉，进入" _src="https://partner.aliyun.com/shop/1232668435382744?spm=5176.13512704.0.0.66bc65a4sB04WV，下拉，进入">https://partner.aliyun.com/shop/1232668435382744?spm=5176.13512704.0.0.66bc65a4sB04WV，下拉，进入</a>&nbsp; </span><span style="font-size: 20px; color: rgb(234, 107, 27); text-decoration: underline;"><strong><span style="text-decoration: underline; color: rgb(234, 107, 27); font-size: 24px;">领券专区</span></strong></span></p><p><span style="font-size:20px"><span style="color:#ea6b1b" data-spm-anchor-id="a2cn9.20754056.0.i10.5cd57303RnaoCK">活动对象</span></span></p><ul class=" list-paddingleft-2"><li><p><span style="color:#111f2c"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="background-color:#ffffff">活动对象：限生态伙伴的客户领取</span></span></span></span></p></li></ul><p><span style="font-size:20px"><span style="color:#ea6b1b">活动时间</span></span></p><ul class=" list-paddingleft-2"><li><p><span style="color:#111f2c"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="background-color:#ffffff">领取时间：2021.12.1 &nbsp;00:00:00——2022.1.31 &nbsp;24:00:00，新账号注册次日后方可领取。</span></span></span></span></p></li><li><p><span style="font-size:16px"><span style="letter-spacing:1px"><span style="background-color:#ffffff"><span style="color:#111f2c">使用时间：</span><span style="color:#000000">详见每张券内活动规则</span></span></span></span></p></li></ul><p><span style="font-size:20px"><span style="color:#ea6b1b">活动规则</span></span></p><p><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="color:#111f2c"><span style="line-height:1.2">1.</span></span><span style="color:#000000">代金券使用限制：<span style="line-height:1.2">详见每张券内活动规则</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="line-height:1.2"><span style="letter-spacing:1px">2.每种券“同一用户”活动期间可领取1次</span>（若在其他页面或者其它时间已领取同一张券，也将不可再次领取）<span style="letter-spacing:1px">，不可重复参与，已领取过的券不会再次获得，具体可点击用户中心-代金券管理，查看已领取的代金券明细：</span></span></span></span></span></p><p><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2"><a href="https://usercenter2.aliyun.com/coupons/voucher" target="_blank">https://usercenter2.aliyun.com/coupons/voucher</a></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">3.如用户在活动中存在隐瞒、虚构、作弊、欺诈或通过其他非正常手段规避活动规则、获取不当利益的行为，例如：作弊领取、恶意套现、网络攻击、虚假交易等，阿里云有权收回相关权益、取消用户的活动参与资格，撤销违规交易，必要时追究违规用户的法律责任。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">4.活动名称仅为方便用户理解参考使用，不具有效力，实际活动内容以具体活动规则为准。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">5.如因用户账户风险、网络故障、网速不佳等不可抗力因素导致无法参与活动的情况，或活动受政府机关指令需要停止举办的，或者活动遭受严重网络攻击或系统故障需要暂停举办的，则活动可能无法顺利进行，此种情况视为活动故障，阿里云无须为活动故障承担赔偿或进行补偿。</span></span></span></span></span></p><p><span style="font-size:20px"><span style="color:#ea6b1b">名词及解释</span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">1.“云产品”，是指阿里云官网售卖的国内节点（不含香港）的产品和服务，但不包括域名、虚拟主机、云市场产品 、专有云产品，云通信产品。</span></span></span></span></span></p><p><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2"><span style="color:#111f2c"><span style="background-color:#ffffff">2.“阿里云官网”，是指包含域名为</span></span><a href="http://www.aliyun.xn--com-dj9d1oq6vwxofzmiq8b4bjchar49blr2du9m/" target="_blank">www.aliyun.com的网站以及阿里云客户端</a><span style="color:#111f2c"><span style="background-color:#ffffff">，如APP，但阿里云国际站，包括alibabacloud.com以及所有下属页面和jp.aliyun.com以及所有下属页面除外。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">3.“同一用户”，是指根据不同阿里云账号在注册、登录、使用中的关联信息，阿里云判断其实际为同一用户。关联信息举例：同一证件、同一手机号、同一支付账号、同一设备、同一地址等。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">4.“同人账号”，是指同一用户拥有多个阿里云账号的，各个账号之间互为同人账号。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">5.“新用户”，是指在阿里云官网没有收费云产品购买记录的阿里云会员用户。新用户在进行首次云产品购买行为时，也被称为“首购用户”。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">6.“老用户”，是指在阿里云官网已有收费云产品购买记录的阿里云会员用户。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">7、“指定云产品”，是指某场具体活动页面列举的活动云产品。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">8、活动中涉及“打折”、“折扣”、“×折”或“省××元”，是指将本活动期间的某款产品的活动价格，与无任何活动期间的相同产品/的日常最小单位售价（例如：月价），按相同购买时长进行比较后，所获得的比较结果。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">9、除非有相反证据证明外，用户参与活动所获得的全部权益和相应责任，均归属于参与活动的该阿里云账号所对应的实名认证主体。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">10、活动中的“天”、“工作日”等均指该日的0点至24点（北京时间）。</span></span></span></span></span></p><p><span style="color:#111f2c"><span style="background-color:#ffffff"><span style="font-size:16px"><span style="letter-spacing:1px"><span style="line-height:1.2">11、阿里云可以根据活动的实际情况对活动规则进行变动或调整，相关变动或调整将公布在活动页面上，并于公布时即时生效；但不影响用户在活动规则调整前已经获得的权益。</span></span></span></span></span></p><p><span style="font-size:12px"><span style="background-color:#ffffff">*活动最终解释权归阿里云官方所有</span></span></p></div></div></div><p><br/></p>]]></description><category>最新活动</category><comments>http://yun.cwsj.net/post/aliyunfuchi.html#comment</comments><wfw:commentRss>http://yun.cwsj.net/feed.asp?cmt=24</wfw:commentRss></item></channel></rss>
