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0 00180.6 947.289h669.74a134.36 134.36 0 00133.94-133.938V277.595a134.314 134.314 0 00-133.94-133.938zm33.473 267.877H147.126a33.145 33.145 0 01-33.473-33.473c0-18.752 14.72-33.473 33.473-33.473h736.687c18.752 0 33.472 14.72 33.472 33.473a33.145 33.145 0 01-33.472 33.473z"></path></svg><span><!----></span><meta property="datePublished" content="2023-10-25T10:37:38.000Z"></span><!----><span class="page-reading-time-info" aria-label="阅读时间"><svg xmlns="http://www.w3.org/2000/svg" class="icon timer-icon" viewBox="0 0 1024 1024" fill="currentColor" aria-label="timer icon"><path d="M799.387 122.15c4.402-2.978 7.38-7.897 7.38-13.463v-1.165c0-8.933-7.38-16.312-16.312-16.312H256.33c-8.933 0-16.311 7.38-16.311 16.312v1.165c0 5.825 2.977 10.874 7.637 13.592 4.143 194.44 97.22 354.963 220.201 392.763-122.204 37.542-214.893 196.511-220.2 389.397-4.661 5.049-7.638 11.651-7.638 19.03v5.825h566.49v-5.825c0-7.379-2.849-13.981-7.509-18.9-5.049-193.016-97.867-351.985-220.2-389.527 123.24-37.67 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108.8 108.8h44.8V896c0 17.067 14.933 32 32 32h460.8c17.067 0 32-14.933 32-32V774.4h44.8c59.733 0 108.8-49.067 108.8-108.8v-192c0-59.733-49.067-108.8-108.8-108.8zM313.6 160h396.8v204.8H313.6V160zm396.8 704H313.6V620.8h396.8V864zM864 665.6c0 25.6-19.2 44.8-44.8 44.8h-44.8V588.8c0-17.067-14.933-32-32-32H281.6c-17.067 0-32 14.933-32 32v121.6h-44.8c-25.6 0-44.8-19.2-44.8-44.8v-192c0-25.6 19.2-44.8 44.8-44.8h614.4c25.6 0 44.8 19.2 44.8 44.8v192z"></path></svg></button></div><div class="toc-wrapper"><ul class="toc-list"><!--[--><li class="toc-item"><a class="vp-link toc-link level2" href="/#单机版部署">单机版部署</a></li><li><ul class="toc-list"><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#安装环境">安装环境</a></li><!----><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#安装步骤">安装步骤</a></li><!----><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#软件目录结构">软件目录结构</a></li><!----><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#iotdb-试用">IoTDB 试用</a></li><!----><!--]--></ul></li><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level2" href="/#集群版部署">集群版部署</a></li><li><ul class="toc-list"><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#集群管理工具部署">集群管理工具部署</a></li><!----><!--]--></ul></li><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level2" href="/#手动部署">手动部署</a></li><li><ul class="toc-list"><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#前置检查">前置检查</a></li><!----><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#安装包获取">安装包获取</a></li><!----><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#安装包说明">安装包说明</a></li><!----><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#集群安装配置">集群安装配置</a></li><!----><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#集群操作">集群操作</a></li><!----><!--]--><!--[--><li class="toc-item"><a class="vp-link toc-link level3" href="/#常见问题">常见问题</a></li><!----><!--]--></ul></li><!--]--></ul><div class="toc-marker" style="top:-1.7rem;"></div></div><!--[--><!----><!--]--></aside></div><!----><div class="theme-hope-content"><!--
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--><h1 id="部署指导" tabindex="-1"><a class="header-anchor" href="#部署指导" aria-hidden="true">#</a> 部署指导</h1><h2 id="单机版部署" tabindex="-1"><a class="header-anchor" href="#单机版部署" aria-hidden="true">#</a> 单机版部署</h2><p>本文将介绍关于 IoTDB 使用的基本流程，如果需要更多信息，请浏览我们官网的 <a href="/zh/UserGuide/Master/IoTDB-Introduction/What-is-IoTDB.html" class="">指引</a>.</p><h3 id="安装环境" tabindex="-1"><a class="header-anchor" href="#安装环境" aria-hidden="true">#</a> 安装环境</h3><p>安装前需要保证设备上配有 JDK&gt;=1.8 的运行环境，并配置好 JAVA_HOME 环境变量。</p><p>设置最大文件打开数为 65535。</p><h3 id="安装步骤" tabindex="-1"><a class="header-anchor" href="#安装步骤" aria-hidden="true">#</a> 安装步骤</h3><p>IoTDB 支持多种安装途径。用户可以使用三种方式对 IoTDB 进行安装——下载二进制可运行程序、使用源码、使用 docker 镜像。</p><ul><li><p>使用源码：您可以从代码仓库下载源码并编译，具体编译方法见下方。</p></li><li><p>二进制可运行程序：请从 <a href="https://iotdb.apache.org/Download/" target="_blank" rel="noopener noreferrer">下载<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a> 页面下载最新的安装包，解压后即完成安装。</p></li><li><p>使用 Docker 镜像：dockerfile 文件位于<a href="https://github.com/apache/iotdb/blob/master/docker/src/main" target="_blank" rel="noopener noreferrer">github<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p></li></ul><h3 id="软件目录结构" tabindex="-1"><a class="header-anchor" href="#软件目录结构" aria-hidden="true">#</a> 软件目录结构</h3><ul><li>sbin 启动和停止脚本目录</li><li>conf 配置文件目录</li><li>tools 系统工具目录</li><li>lib 依赖包目录</li></ul><h3 id="iotdb-试用" tabindex="-1"><a class="header-anchor" href="#iotdb-试用" aria-hidden="true">#</a> IoTDB 试用</h3><p>用户可以根据以下操作对 IoTDB 进行简单的试用，若以下操作均无误，则说明 IoTDB 安装成功。</p><h4 id="启动-iotdb" tabindex="-1"><a class="header-anchor" href="#启动-iotdb" aria-hidden="true">#</a> 启动 IoTDB</h4><p>IoTDB 是一个基于分布式系统的数据库。要启动 IoTDB ，你可以先启动单机版（一个 ConfigNode 和一个 DataNode）来检查安装。</p><p>用户可以使用 sbin 文件夹下的 start-standalone 脚本启动 IoTDB。</p><p>Linux 系统与 MacOS 系统启动命令如下：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>&gt; bash sbin/start-standalone.sh
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>Windows 系统启动命令如下：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>&gt; sbin\start-standalone.bat
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>注意：目前，要使用单机模式，你需要保证所有的地址设置为 127.0.0.1，如果需要从非 IoTDB 所在的机器访问此IoTDB，请将配置项 <code>dn_rpc_address</code> 修改为 IoTDB 所在的机器 IP。副本数设置为1。并且，推荐使用 SimpleConsensus，因为这会带来额外的效率。这些现在都是默认配置。</p><h2 id="集群版部署" tabindex="-1"><a class="header-anchor" href="#集群版部署" aria-hidden="true">#</a> 集群版部署</h2><h3 id="集群管理工具部署" tabindex="-1"><a class="header-anchor" href="#集群管理工具部署" aria-hidden="true">#</a> 集群管理工具部署</h3><p>IoTDB 集群管理工具是一款易用的运维工具（企业版工具）。旨在解决 IoTDB 分布式系统多节点的运维难题，主要包括集群部署、集群启停、弹性扩容、配置更新、数据导出等功能，从而实现对复杂数据库集群的一键式指令下发，极大降低管理难度。本文档将说明如何用集群管理工具远程部署、配置、启动和停止 IoTDB 集群实例。</p><h4 id="部署集群管理工具" tabindex="-1"><a class="header-anchor" href="#部署集群管理工具" aria-hidden="true">#</a> 部署集群管理工具</h4><h5 id="环境依赖" tabindex="-1"><a class="header-anchor" href="#环境依赖" aria-hidden="true">#</a> 环境依赖</h5><p>IoTDB 要部署的机器需要依赖jdk 8及以上版本、lsof 或者 netstat、unzip功能如果没有请自行安装，可以参考文档最后的一节环境所需安装命令。</p><p>提示:IoTDB集群管理工具需要使用具有root权限的账号</p><h5 id="部署方法" tabindex="-1"><a class="header-anchor" href="#部署方法" aria-hidden="true">#</a> 部署方法</h5><h6 id="下载安装" tabindex="-1"><a class="header-anchor" href="#下载安装" aria-hidden="true">#</a> 下载安装</h6><p>本工具为IoTDB企业版配套工具，您可以联系您的销售获取工具下载方式。</p><p>注意：由于二进制包仅支持GLIBC2.17 及以上版本，因此最低适配Centos7版本</p><ul><li>在在iotd目录内输入以下指令后：</li></ul><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code><span class="token function">bash</span> install-iotd.sh
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>即可在之后的 shell 内激活 iotd 关键词，如检查部署前所需的环境指令如下所示：</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster check example
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li>也可以不激活iotd直接使用 &lt;iotd absolute path&gt;/sbin/iotd 来执行命令，如检查部署前所需的环境：</li></ul><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code><span class="token operator">&lt;</span>iotd absolute path<span class="token operator">&gt;</span>/sbin/iotd cluster check example
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><h4 id="集群配置文件介绍" tabindex="-1"><a class="header-anchor" href="#集群配置文件介绍" aria-hidden="true">#</a> 集群配置文件介绍</h4><ul><li>在<code>iotd/config</code> 目录下有集群配置的yaml文件，yaml文件名字就是集群名字yaml 文件可以有多个，为了方便用户配置yaml文件在iotd/config目录下面提供了<code>default_cluster.yaml</code>示例。</li><li>yaml 文件配置由<code>global</code>、<code>confignode_servers</code>、<code>datanode_servers</code>、<code>grafana_servers</code>(功能待开发)四大部分组成</li><li>global 是通用配置主要配置机器用户名密码、IoTDB本地安装文件、Jdk配置等。在<code>iotd/config</code>目录中提供了一个<code>default_cluster.yaml</code>样例数据，<br> 用户可以复制修改成自己集群名字并参考里面的说明进行配置iotdb集群，在<code>default_cluster.yaml</code>样例中没有注释的均为必填项，已经注释的为非必填项。</li></ul><p>例如要执行<code>default_cluster.yaml</code>检查命令则需要执行命令<code>iotd cluster check default_cluster</code>即可，<br> 更多详细命令请参考下面命令列表。</p><table><thead><tr><th>参数</th><th>说明</th><th>是否必填</th></tr></thead><tbody><tr><td>iotdb_zip_dir</td><td>IoTDB 部署分发目录，如果值为空则从<code>iotdb_download_url</code>指定地址下载</td><td>非必填</td></tr><tr><td>iotdb_download_url</td><td>IoTDB 下载地址，如果<code>iotdb_zip_dir</code> 没有值则从指定地址下载</td><td>非必填</td></tr><tr><td>jdk_tar_dir</td><td>jdk 本地目录，可使用该 jdk 路径进行上传部署至目标节点。</td><td>非必填</td></tr><tr><td>jdk_deploy_dir</td><td>jdk 远程机器部署目录，会将 jdk 部署到目标节点该文件夹下最终部署完成的路径是<code>&lt;jdk_deploy_dir&gt;/jdk_iotdb</code></td><td>非必填</td></tr><tr><td>iotdb_lib_dir</td><td>IoTDB lib 目录或者IoTDB 的lib 压缩包仅支持.zip格式 ，仅用于IoTDB升级，默认处于注释状态，如需升级请打开注释</td><td>非必填</td></tr><tr><td>user</td><td>ssh登陆部署机器的用户名</td><td>必填</td></tr><tr><td>password</td><td>ssh登录的密码, 如果password未指定使用pkey登陆, 请确保已配置节点之间ssh登录免密钥</td><td>非必填</td></tr><tr><td>pkey</td><td>密钥登陆如果password 有值优先使用password否则使用pkey登陆</td><td>非必填</td></tr><tr><td>ssh_port</td><td>ssh登录端口</td><td>必填</td></tr><tr><td>deploy_dir</td><td>iotdb 部署目录，会把 iotdb 部署到目标节点该文件夹下最终部署完成的路径是<code>&lt;deploy_dir&gt;/iotdb</code></td><td>必填</td></tr><tr><td><a href="http://datanode-env.sh" target="_blank" rel="noopener noreferrer">datanode-env.sh<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></td><td>对应<code>iotdb/config/datanode-env.sh</code></td><td>非必填</td></tr><tr><td><a href="http://confignode-env.sh" target="_blank" rel="noopener noreferrer">confignode-env.sh<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></td><td>对应<code>iotdb/config/confignode-env.sh</code></td><td>非必填</td></tr><tr><td>iotdb-common.properties</td><td>对应<code>iotdb/config/iotdb-common.properties</code></td><td>非必填</td></tr><tr><td>cn_target_config_node_list</td><td>集群配置地址指向存活的ConfigNode,默认指向confignode_x，在<code>global</code>与<code>confignode_servers</code>同时配置值时优先使用<code>confignode_servers</code>中的值，对应<code>iotdb/config/iotdb-confignode.properties</code>中的<code>cn_target_config_node_list</code></td><td>必填</td></tr><tr><td>dn_target_config_node_list</td><td>集群配置地址指向存活的ConfigNode,默认指向confignode_x，在<code>global</code>与<code>datanode_servers</code>同时配置值时优先使用<code>datanode_servers</code>中的值，对应<code>iotdb/config/iotdb-datanode.properties</code>中的<code>dn_target_config_node_list</code></td><td>必填</td></tr></tbody></table><ul><li>confignode_servers 是部署IoTDB Confignodes配置，里面可以配置多个Confignode<br> 默认将第一个启动的ConfigNode节点node1当作Seed-ConfigNode</li></ul><table><thead><tr><th>参数</th><th>说明</th><th>是否必填</th></tr></thead><tbody><tr><td>name</td><td>Confignode 名称</td><td>必填</td></tr><tr><td>deploy_dir</td><td>IoTDB config node 部署目录，注:该目录不能与下面的IoTDB data node部署目录相同</td><td>必填｜</td></tr><tr><td>iotdb-confignode.properties</td><td>对应<code>iotdb/config/iotdb-confignode.properties</code>更加详细请参看<code>iotdb-confignode.properties</code>文件说明</td><td>非必填</td></tr><tr><td>cn_internal_address</td><td>对应iotdb/内部通信地址，对应<code>iotdb/config/iotdb-confignode.properties</code>中的<code>cn_internal_address</code></td><td>必填</td></tr><tr><td>cn_target_config_node_list</td><td>集群配置地址指向存活的ConfigNode,默认指向confignode_x，在<code>global</code>与<code>confignode_servers</code>同时配置值时优先使用<code>confignode_servers</code>中的值，对应<code>iotdb/config/iotdb-confignode.properties</code>中的<code>cn_target_config_node_list</code></td><td>必填</td></tr><tr><td>cn_internal_port</td><td>内部通信端口，对应<code>iotdb/config/iotdb-confignode.properties</code>中的<code>cn_internal_port</code></td><td>必填</td></tr><tr><td>cn_consensus_port</td><td>对应<code>iotdb/config/iotdb-confignode.properties</code>中的<code>cn_consensus_port</code></td><td>非必填</td></tr><tr><td>cn_data_dir</td><td>对应<code>iotdb/config/iotdb-confignode.properties</code>中的<code>cn_data_dir</code></td><td>必填</td></tr><tr><td>iotdb-common.properties</td><td>对应<code>iotdb/config/iotdb-common.properties</code>在<code>global</code>与<code>confignode_servers</code>同时配置值优先使用confignode_servers中的值</td><td>非必填</td></tr></tbody></table><ul><li>datanode_servers 是部署IoTDB Datanodes配置，里面可以配置多个Datanode</li></ul><table><thead><tr><th>参数</th><th>说明</th><th>是否必填</th></tr></thead><tbody><tr><td>name</td><td>Datanode 名称</td><td>必填</td></tr><tr><td>deploy_dir</td><td>IoTDB data node 部署目录，注:该目录不能与下面的IoTDB config node部署目录相同</td><td>必填</td></tr><tr><td>iotdb-datanode.properties</td><td>对应<code>iotdb/config/iotdb-datanode.properties</code>更加详细请参看<code>iotdb-datanode.properties</code>文件说明</td><td>非必填</td></tr><tr><td>dn_rpc_address</td><td>datanode rpc 地址对应<code>iotdb/config/iotdb-datanode.properties</code>中的<code>dn_rpc_address</code></td><td>必填</td></tr><tr><td>dn_internal_address</td><td>内部通信地址，对应<code>iotdb/config/iotdb-datanode.properties</code>中的<code>dn_internal_address</code></td><td>必填</td></tr><tr><td>dn_target_config_node_list</td><td>集群配置地址指向存活的ConfigNode,默认指向confignode_x，在<code>global</code>与<code>datanode_servers</code>同时配置值时优先使用<code>datanode_servers</code>中的值，对应<code>iotdb/config/iotdb-datanode.properties</code>中的<code>dn_target_config_node_list</code></td><td>必填</td></tr><tr><td>dn_rpc_port</td><td>datanode rpc端口地址，对应<code>iotdb/config/iotdb-datanode.properties</code>中的<code>dn_rpc_port</code></td><td>必填</td></tr><tr><td>dn_internal_port</td><td>内部通信端口，对应<code>iotdb/config/iotdb-datanode.properties</code>中的<code>dn_internal_port</code></td><td>必填</td></tr><tr><td>iotdb-common.properties</td><td>对应<code>iotdb/config/iotdb-common.properties</code>在<code>global</code>与<code>datanode_servers</code>同时配置值优先使用<code>datanode_servers</code>中的值</td><td>非必填</td></tr></tbody></table><ul><li>grafana_servers 是部署Grafana 相关配置<br> 该模块暂不支持</li></ul><p>注意:如何配置yaml key对应的值包含特殊字符如:等建议整个value使用双引号，对应的文件路径中不要使用包含空格的路径，防止出现识别出现异常问题。</p><h4 id="命令格式" tabindex="-1"><a class="header-anchor" href="#命令格式" aria-hidden="true">#</a> 命令格式</h4><p>本工具的基本用法为：</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster <span class="token operator">&lt;</span>key<span class="token operator">&gt;</span> <span class="token operator">&lt;</span>cluster name<span class="token operator">&gt;</span> <span class="token punctuation">[</span>params <span class="token punctuation">(</span>Optional<span class="token punctuation">)</span><span class="token punctuation">]</span>
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li><p>key 表示了具体的命令。</p></li><li><p>cluster name 表示集群名称(即<code>iotd/config</code> 文件中yaml文件名字)。</p></li><li><p>params 表示了命令的所需参数(选填)。</p></li><li><p>例如部署default_cluster集群的命令格式为：</p></li></ul><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster deploy default_cluster
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li>集群的功能及参数列表如下：</li></ul><table><thead><tr><th>命令</th><th>功能</th><th>参数</th></tr></thead><tbody><tr><td>check</td><td>检测集群是否可以部署</td><td>集群名称列表</td></tr><tr><td>clean</td><td>清理集群</td><td>集群名称</td></tr><tr><td>deploy</td><td>部署集群</td><td>集群名称</td></tr><tr><td>list</td><td>打印集群及状态列表</td><td>无</td></tr><tr><td>start</td><td>启动集群</td><td>集群名称,-N,节点名称(可选)</td></tr><tr><td>stop</td><td>关闭集群</td><td>集群名称,-N,节点名称(可选)</td></tr><tr><td>restart</td><td>重启集群</td><td>集群名称</td></tr><tr><td>show</td><td>查看集群信息，details字段表示展示集群信息细节</td><td>集群名称, details(可选)</td></tr><tr><td>destroy</td><td>销毁集群</td><td>集群名称</td></tr><tr><td>scaleout</td><td>集群扩容</td><td>集群名称</td></tr><tr><td>scalein</td><td>集群缩容</td><td>集群名称，-N，集群节点名字或集群节点ip+port</td></tr><tr><td>reload</td><td>集群热加载</td><td>集群名称</td></tr><tr><td>distribute</td><td>集群配置文件分发</td><td>集群名称</td></tr><tr><td>dumplog</td><td>备份指定集群日志</td><td>集群名称,-N,集群节点名字 -h 备份至目标机器ip -pw 备份至目标机器密码 -p 备份至目标机器端口 -path 备份的目录 -startdate 起始时间 -enddate 结束时间 -loglevel 日志类型 -l 传输速度</td></tr><tr><td>dumpdata</td><td>备份指定集群数据</td><td>集群名称, -h 备份至目标机器ip -pw 备份至目标机器密码 -p 备份至目标机器端口 -path 备份的目录 -startdate 起始时间 -enddate 结束时间 -l 传输速度</td></tr><tr><td>upgrade</td><td>lib 包升级</td><td>集群名字(升级完后请重启)</td></tr></tbody></table><h4 id="详细命令执行过程" tabindex="-1"><a class="header-anchor" href="#详细命令执行过程" aria-hidden="true">#</a> 详细命令执行过程</h4><p>下面的命令都是以default_cluster.yaml 为示例执行的，用户可以修改成自己的集群文件来执行</p><h5 id="检查集群部署环境命令" tabindex="-1"><a class="header-anchor" href="#检查集群部署环境命令" aria-hidden="true">#</a> 检查集群部署环境命令</h5><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster check default_cluster
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li><p>根据 cluster-name 找到默认位置的 yaml 文件，获取<code>confignode_servers</code>和<code>datanode_servers</code>配置信息</p></li><li><p>验证目标节点是否能够通过 SSH 登录</p></li><li><p>验证对应节点上的 JDK 版本是否满足IoTDB jdk1.8及以上版本、服务器是否按照unzip、是否安装lsof 或者netstat</p></li><li><p>如果看到下面提示<code>Info:example check successfully!</code> 证明服务器已经具备安装的要求，<br> 如果输出<code>Warn:example check fail!</code> 证明有部分条件没有满足需求可以查看上面的Warn日志进行修复，假如jdk没有满足要求，我们可以自己在yaml 文件中配置一个jdk1.8 及以上版本的进行部署不影响后面使用，如果检查lsof、netstat或者unzip 不满足要求需要在服务器上自行安装</p></li></ul><h5 id="部署集群命令" tabindex="-1"><a class="header-anchor" href="#部署集群命令" aria-hidden="true">#</a> 部署集群命令</h5><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster deploy default_cluster
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li><p>根据 cluster-name 找到默认位置的 yaml 文件，获取<code>confignode_servers</code>和<code>datanode_servers</code>配置信息</p></li><li><p>根据<code>confignode_servers</code> 和<code>datanode_servers</code>中的节点信息上传iotdb压缩包和jdk压缩包(如果yaml中配置<code>jdk_tar_dir</code>和<code>jdk_deploy_dir</code>值)</p></li><li><p>根据yaml文件节点配置信息生成并上传<code>iotdb-common.properties</code>、<code>iotdb-confignode.properties</code>、<code>iotdb-datanode.properties</code></p></li></ul><p>提示：这里的confignode 和datanode部署到同一台机器上时目录不能为相同，否则会被后部署的节点文件覆盖</p><h5 id="启动集群命令" tabindex="-1"><a class="header-anchor" href="#启动集群命令" aria-hidden="true">#</a> 启动集群命令</h5><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster check default_cluster
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li><p>根据 cluster-name 找到默认位置的 yaml 文件，获取<code>confignode_servers</code>和<code>datanode_servers</code>配置信息</p></li><li><p>启动confignode，根据yaml配置文件中<code>confignode_servers</code>中的顺序依次启动同时根据进程id检查confignode是否正常，第一个confignode 为seek config</p></li><li><p>启动datanode，根据yaml配置文件中<code>datanode_servers</code>中的顺序依次启动同时根据进程id检查datanode是否正常</p></li><li><p>如果根据进程id检查进程存在后，通过cli依次检查集群列表中每个服务是否正常，如果cli链接失败则每隔10s重试一次直到成功最多重试5次</p></li></ul><p><em>启动单个节点命令</em></p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster start default_cluster <span class="token parameter variable">-N</span> datanode_1
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>or</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster start default_cluster <span class="token parameter variable">-N</span> <span class="token number">192.168</span>.1.5:6667
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li><p>根据 cluster-name 找到默认位置的 yaml 文件</p></li><li><p>根据提供的节点名称或者ip:port找到对于节点位置信息,如果启动的节点是<code>data_node</code>则ip使用yaml 文件中的<code>dn_rpc_address</code>、port 使用的是yaml文件中datanode_servers 中的<code>dn_rpc_port</code>。<br> 如果启动的节点是<code>config_node</code>则ip使用的是yaml文件中confignode_servers 中的<code>cn_internal_address</code> 、port 使用的是<code>cn_internal_port</code></p></li><li><p>启动该节点</p></li></ul><h5 id="查看集群状态命令" tabindex="-1"><a class="header-anchor" href="#查看集群状态命令" aria-hidden="true">#</a> 查看集群状态命令</h5><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster show default_cluster
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>or</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster show default_cluster details
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li><p>根据 cluster-name 找到默认位置的 yaml 文件，获取<code>confignode_servers</code>和<code>datanode_servers</code>配置信息</p></li><li><p>依次在datanode通过cli执行<code>show cluster details</code> 如果有一个节点执行成功则不会在后续节点继续执行cli直接返回结果</p></li></ul><h5 id="停止集群命令" tabindex="-1"><a class="header-anchor" href="#停止集群命令" aria-hidden="true">#</a> 停止集群命令</h5><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster stop default_cluster
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li><p>根据 cluster-name 找到默认位置的 yaml 文件，获取<code>confignode_servers</code>和<code>datanode_servers</code>配置信息</p></li><li><p>根据<code>datanode_servers</code>中datanode节点信息，按照配置先后顺序依次停止datanode节点</p></li><li><p>根据<code>confignode_servers</code>中confignode节点信息，按照配置依次停止confignode节点</p></li></ul><p><em>停止单个节点命令</em></p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster stop default_cluster <span class="token parameter variable">-N</span> datanode_1
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>or</p><div class="language-bash line-numbers-mode" data-ext="sh"><pre class="language-bash"><code>iotd cluster stop default_cluster <span class="token parameter variable">-N</span> <span class="token number">192.168</span>.1.5:6667
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><ul><li><p>根据 cluster-name 找到默认位置的 yaml 文件</p></li><li><p>根据提供的节点名称或者ip:port找到对于节点位置信息，如果停止的节点是<code>data_node</code>则ip使用yaml 文件中的<code>dn_rpc_address</code>、port 使用的是yaml文件中datanode_servers 中的<code>dn_rpc_port</code>。<br> 如果停止的节点是<code>config_node</code>则ip使用的是yaml文件中confignode_servers 中的<code>cn_internal_address</code> 、port 使用的是<code>cn_internal_port</code></p></li><li><p>停止该节点</p></li></ul><h2 id="手动部署" tabindex="-1"><a class="header-anchor" href="#手动部署" aria-hidden="true">#</a> 手动部署</h2><h3 id="前置检查" tabindex="-1"><a class="header-anchor" href="#前置检查" aria-hidden="true">#</a> 前置检查</h3><ol><li>JDK&gt;=1.8 的运行环境，并配置好 JAVA_HOME 环境变量。</li><li>设置最大文件打开数为 65535。</li><li>关闭交换内存。</li><li>首次启动ConfigNode节点时，确保已清空ConfigNode节点的data/confignode目录；首次启动DataNode节点时，确保已清空DataNode节点的data/datanode目录。</li><li>如果整个集群处在可信环境下，可以关闭机器上的防火墙选项。</li><li>在集群默认配置中，ConfigNode 会占用端口 10710 和 10720，DataNode 会占用端口 6667、10730、10740、10750 和 10760，<br> 请确保这些端口未被占用，或者手动修改配置文件中的端口配置。</li></ol><h3 id="安装包获取" tabindex="-1"><a class="header-anchor" href="#安装包获取" aria-hidden="true">#</a> 安装包获取</h3><p>你可以选择下载二进制文件（见 3.1）或从源代码编译（见 3.2）。</p><h4 id="下载二进制文件" tabindex="-1"><a class="header-anchor" href="#下载二进制文件" aria-hidden="true">#</a> 下载二进制文件</h4><ol><li>打开官网<a href="https://iotdb.apache.org/Download/" target="_blank" rel="noopener noreferrer">Download Page<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>。</li><li>下载 IoTDB 1.0.0 版本的二进制文件。</li><li>解压得到 apache-iotdb-1.0.0-all-bin 目录。</li></ol><h4 id="使用源码编译" tabindex="-1"><a class="header-anchor" href="#使用源码编译" aria-hidden="true">#</a> 使用源码编译</h4><h5 id="下载源码" tabindex="-1"><a class="header-anchor" href="#下载源码" aria-hidden="true">#</a> 下载源码</h5><p><strong>Git</strong></p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>git clone https://github.com/apache/iotdb.git
git checkout v1.0.0
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div></div></div><p><strong>官网下载</strong></p><ol><li>打开官网<a href="https://iotdb.apache.org/Download/" target="_blank" rel="noopener noreferrer">Download Page<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>。</li><li>下载 IoTDB 1.0.0 版本的源码。</li><li>解压得到 apache-iotdb-1.0.0 目录。</li></ol><h5 id="编译源码" tabindex="-1"><a class="header-anchor" href="#编译源码" aria-hidden="true">#</a> 编译源码</h5><p>在 IoTDB 源码根目录下:</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>mvn clean package -pl distribution -am -DskipTests
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>编译成功后，可在目录<br><strong>distribution/target/apache-iotdb-1.0.0-SNAPSHOT-all-bin/apache-iotdb-1.0.0-SNAPSHOT-all-bin</strong><br> 找到集群版本的二进制文件。</p><h3 id="安装包说明" tabindex="-1"><a class="header-anchor" href="#安装包说明" aria-hidden="true">#</a> 安装包说明</h3><p>打开 apache-iotdb-1.0.0-SNAPSHOT-all-bin，可见以下目录：</p><table><thead><tr><th><strong>目录</strong></th><th><strong>说明</strong></th></tr></thead><tbody><tr><td>conf</td><td>配置文件目录，包含 ConfigNode、DataNode、JMX 和 logback 等配置文件</td></tr><tr><td>data</td><td>数据文件目录，包含 ConfigNode 和 DataNode 的数据文件</td></tr><tr><td>lib</td><td>库文件目录</td></tr><tr><td>licenses</td><td>证书文件目录</td></tr><tr><td>logs</td><td>日志文件目录，包含 ConfigNode 和 DataNode 的日志文件</td></tr><tr><td>sbin</td><td>脚本目录，包含 ConfigNode 和 DataNode 的启停移除脚本，以及 Cli 的启动脚本等</td></tr><tr><td>tools</td><td>系统工具目录</td></tr></tbody></table><h3 id="集群安装配置" tabindex="-1"><a class="header-anchor" href="#集群安装配置" aria-hidden="true">#</a> 集群安装配置</h3><h4 id="集群安装" tabindex="-1"><a class="header-anchor" href="#集群安装" aria-hidden="true">#</a> 集群安装</h4><p><code>apache-iotdb-1.0.0-SNAPSHOT-all-bin</code> 包含 ConfigNode 和 DataNode，<br> 请将安装包部署于你目标集群的所有机器上，推荐将安装包部署于所有服务器的相同目录下。</p><p>如果你希望先在一台服务器上尝试部署 IoTDB 集群，请参考<br><a href="https://iotdb.apache.org/zh/UserGuide/Master/QuickStart/ClusterQuickStart.html" target="_blank" rel="noopener noreferrer">Cluster Quick Start<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>。</p><h4 id="集群配置" tabindex="-1"><a class="header-anchor" href="#集群配置" aria-hidden="true">#</a> 集群配置</h4><p>接下来需要修改每个服务器上的配置文件，登录服务器，<br> 并将工作路径切换至 <code>apache-iotdb-1.0.0-SNAPSHOT-all-bin</code>，<br> 配置文件在 <code>./conf</code> 目录内。</p><p>对于所有部署 ConfigNode 的服务器，需要修改通用配置（见 5.2.1）和 ConfigNode 配置（见 5.2.2）。</p><p>对于所有部署 DataNode 的服务器，需要修改通用配置（见 5.2.1）和 DataNode 配置（见 5.2.3）。</p><h5 id="通用配置" tabindex="-1"><a class="header-anchor" href="#通用配置" aria-hidden="true">#</a> 通用配置</h5><p>打开通用配置文件 ./conf/iotdb-common.properties，<br> 可根据 <a href="https://iotdb.apache.org/zh/UserGuide/Master/Cluster/Deployment-Recommendation.html" target="_blank" rel="noopener noreferrer">部署推荐<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a><br> 设置以下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>说明</strong></th><th><strong>默认</strong></th></tr></thead><tbody><tr><td>cluster_name</td><td>节点希望加入的集群的名称</td><td>defaultCluster</td></tr><tr><td>config_node_consensus_protocol_class</td><td>ConfigNode 使用的共识协议</td><td>org.apache.iotdb.consensus.ratis.RatisConsensus</td></tr><tr><td>schema_replication_factor</td><td>元数据副本数，DataNode 数量不应少于此数目</td><td>1</td></tr><tr><td>schema_region_consensus_protocol_class</td><td>元数据副本组的共识协议</td><td>org.apache.iotdb.consensus.ratis.RatisConsensus</td></tr><tr><td>data_replication_factor</td><td>数据副本数，DataNode 数量不应少于此数目</td><td>1</td></tr><tr><td>data_region_consensus_protocol_class</td><td>数据副本组的共识协议。注：RatisConsensus 目前不支持多数据目录</td><td>org.apache.iotdb.consensus.iot.IoTConsensus</td></tr></tbody></table><p><strong>注意：上述配置项在集群启动后即不可更改，且务必保证所有节点的通用配置完全一致，否则节点无法启动。</strong></p><h5 id="confignode-配置" tabindex="-1"><a class="header-anchor" href="#confignode-配置" aria-hidden="true">#</a> ConfigNode 配置</h5><p>打开 ConfigNode 配置文件 ./conf/iotdb-confignode.properties，根据服务器/虚拟机的 IP 地址和可用端口，设置以下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>说明</strong></th><th><strong>默认</strong></th><th><strong>用法</strong></th></tr></thead><tbody><tr><td>cn_internal_address</td><td>ConfigNode 在集群内部通讯使用的地址</td><td>127.0.0.1</td><td>设置为服务器的 IPV4 地址或域名</td></tr><tr><td>cn_internal_port</td><td>ConfigNode 在集群内部通讯使用的端口</td><td>10710</td><td>设置为任意未占用端口</td></tr><tr><td>cn_consensus_port</td><td>ConfigNode 副本组共识协议通信使用的端口</td><td>10720</td><td>设置为任意未占用端口</td></tr><tr><td>cn_target_config_node_list</td><td>节点注册加入集群时连接的 ConfigNode 的地址。注：只能配置一个</td><td>127.0.0.1:10710</td><td>对于 Seed-ConfigNode，设置为自己的 cn_internal_address:cn_internal_port；对于其它 ConfigNode，设置为另一个正在运行的 ConfigNode 的 cn_internal_address:cn_internal_port</td></tr></tbody></table><p><strong>注意：上述配置项在节点启动后即不可更改，且务必保证所有端口均未被占用，否则节点无法启动。</strong></p><h5 id="datanode-配置" tabindex="-1"><a class="header-anchor" href="#datanode-配置" aria-hidden="true">#</a> DataNode 配置</h5><p>打开 DataNode 配置文件 ./conf/iotdb-datanode.properties，根据服务器/虚拟机的 IP 地址和可用端口，设置以下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>说明</strong></th><th><strong>默认</strong></th><th><strong>用法</strong></th></tr></thead><tbody><tr><td>dn_rpc_address</td><td>客户端 RPC 服务的地址</td><td>127.0.0.1</td><td>设置为服务器的 IPV4 地址或域名</td></tr><tr><td>dn_rpc_port</td><td>客户端 RPC 服务的端口</td><td>6667</td><td>设置为任意未占用端口</td></tr><tr><td>dn_internal_address</td><td>DataNode 在集群内部接收控制流使用的地址</td><td>127.0.0.1</td><td>设置为服务器的 IPV4 地址或域名</td></tr><tr><td>dn_internal_port</td><td>DataNode 在集群内部接收控制流使用的端口</td><td>10730</td><td>设置为任意未占用端口</td></tr><tr><td>dn_mpp_data_exchange_port</td><td>DataNode 在集群内部接收数据流使用的端口</td><td>10740</td><td>设置为任意未占用端口</td></tr><tr><td>dn_data_region_consensus_port</td><td>DataNode 的数据副本间共识协议通信的端口</td><td>10750</td><td>设置为任意未占用端口</td></tr><tr><td>dn_schema_region_consensus_port</td><td>DataNode 的元数据副本间共识协议通信的端口</td><td>10760</td><td>设置为任意未占用端口</td></tr><tr><td>dn_target_config_node_list</td><td>集群中正在运行的 ConfigNode 地址</td><td>127.0.0.1:10710</td><td>设置为任意正在运行的 ConfigNode 的 cn_internal_address:cn_internal_port，可设置多个，用逗号（&quot;,&quot;）隔开</td></tr></tbody></table><p><strong>注意：上述配置项在节点启动后即不可更改，且务必保证所有端口均未被占用，否则节点无法启动。</strong></p><h3 id="集群操作" tabindex="-1"><a class="header-anchor" href="#集群操作" aria-hidden="true">#</a> 集群操作</h3><h4 id="启动集群" tabindex="-1"><a class="header-anchor" href="#启动集群" aria-hidden="true">#</a> 启动集群</h4><p>本小节描述如何启动包括若干 ConfigNode 和 DataNode 的集群。<br> 集群可以提供服务的标准是至少启动一个 ConfigNode 且启动 不小于（数据/元数据）副本个数 的 DataNode。</p><p>总体启动流程分为三步：</p><ol><li>启动种子 ConfigNode</li><li>增加 ConfigNode（可选）</li><li>增加 DataNode</li></ol><h5 id="启动-seed-confignode" tabindex="-1"><a class="header-anchor" href="#启动-seed-confignode" aria-hidden="true">#</a> 启动 Seed-ConfigNode</h5><p><strong>集群第一个启动的节点必须是 ConfigNode，第一个启动的 ConfigNode 必须遵循本小节教程。</strong></p><p>第一个启动的 ConfigNode 是 Seed-ConfigNode，标志着新集群的创建。<br> 在启动 Seed-ConfigNode 前，请打开通用配置文件 ./conf/iotdb-common.properties，并检查如下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>检查</strong></th></tr></thead><tbody><tr><td>cluster_name</td><td>已设置为期望的集群名称</td></tr><tr><td>config_node_consensus_protocol_class</td><td>已设置为期望的共识协议</td></tr><tr><td>schema_replication_factor</td><td>已设置为期望的元数据副本数</td></tr><tr><td>schema_region_consensus_protocol_class</td><td>已设置为期望的共识协议</td></tr><tr><td>data_replication_factor</td><td>已设置为期望的数据副本数</td></tr><tr><td>data_region_consensus_protocol_class</td><td>已设置为期望的共识协议</td></tr></tbody></table><p><strong>注意：</strong> 请根据<a href="https://iotdb.apache.org/zh/UserGuide/Master/Cluster/Deployment-Recommendation.html" target="_blank" rel="noopener noreferrer">部署推荐<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>配置合适的通用参数，这些参数在首次配置后即不可修改。</p><p>接着请打开它的配置文件 ./conf/iotdb-confignode.properties，并检查如下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>检查</strong></th></tr></thead><tbody><tr><td>cn_internal_address</td><td>已设置为服务器的 IPV4 地址或域名</td></tr><tr><td>cn_internal_port</td><td>该端口未被占用</td></tr><tr><td>cn_consensus_port</td><td>该端口未被占用</td></tr><tr><td>cn_target_config_node_list</td><td>已设置为自己的内部通讯地址，即 cn_internal_address:cn_internal_port</td></tr></tbody></table><p>检查完毕后，即可在服务器上运行启动脚本：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code># Linux 前台启动
bash ./sbin/start-confignode.sh
# Linux 后台启动
nohup bash ./sbin/start-confignode.sh &gt;/dev/null 2&gt;&amp;1 &amp;
# Windows
.\sbin\start-confignode.bat
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>ConfigNode 的其它配置参数可参考<br><a href="https://iotdb.apache.org/zh/UserGuide/Master/Reference/ConfigNode-Config-Manual.html" target="_blank" rel="noopener noreferrer">ConfigNode 配置参数<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>。</p><h5 id="增加更多-confignode-可选" tabindex="-1"><a class="header-anchor" href="#增加更多-confignode-可选" aria-hidden="true">#</a> 增加更多 ConfigNode（可选）</h5><p><strong>只要不是第一个启动的 ConfigNode 就必须遵循本小节教程。</strong></p><p>可向集群添加更多 ConfigNode，以保证 ConfigNode 的高可用。常用的配置为额外增加两个 ConfigNode，使集群共有三个 ConfigNode。</p><p>新增的 ConfigNode 需要保证 ./conf/iotdb-common.properites 中的所有配置参数与 Seed-ConfigNode 完全一致，否则可能启动失败或产生运行时错误。<br> 因此，请着重检查通用配置文件中的以下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>检查</strong></th></tr></thead><tbody><tr><td>cluster_name</td><td>与 Seed-ConfigNode 保持一致</td></tr><tr><td>config_node_consensus_protocol_class</td><td>与 Seed-ConfigNode 保持一致</td></tr><tr><td>schema_replication_factor</td><td>与 Seed-ConfigNode 保持一致</td></tr><tr><td>schema_region_consensus_protocol_class</td><td>与 Seed-ConfigNode 保持一致</td></tr><tr><td>data_replication_factor</td><td>与 Seed-ConfigNode 保持一致</td></tr><tr><td>data_region_consensus_protocol_class</td><td>与 Seed-ConfigNode 保持一致</td></tr></tbody></table><p>接着请打开它的配置文件 ./conf/iotdb-confignode.properties，并检查以下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>检查</strong></th></tr></thead><tbody><tr><td>cn_internal_address</td><td>已设置为服务器的 IPV4 地址或域名</td></tr><tr><td>cn_internal_port</td><td>该端口未被占用</td></tr><tr><td>cn_consensus_port</td><td>该端口未被占用</td></tr><tr><td>cn_target_config_node_list</td><td>已设置为另一个正在运行的 ConfigNode 的内部通讯地址，推荐使用 Seed-ConfigNode 的内部通讯地址</td></tr></tbody></table><p>检查完毕后，即可在服务器上运行启动脚本：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code># Linux 前台启动
bash ./sbin/start-confignode.sh
# Linux 后台启动
nohup bash ./sbin/start-confignode.sh &gt;/dev/null 2&gt;&amp;1 &amp;
# Windows
.\sbin\start-confignode.bat
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>ConfigNode 的其它配置参数可参考<br><a href="https://iotdb.apache.org/zh/UserGuide/Master/Reference/ConfigNode-Config-Manual.html" target="_blank" rel="noopener noreferrer">ConfigNode配置参数<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>。</p><h5 id="增加-datanode" tabindex="-1"><a class="header-anchor" href="#增加-datanode" aria-hidden="true">#</a> 增加 DataNode</h5><p><strong>确保集群已有正在运行的 ConfigNode 后，才能开始增加 DataNode。</strong></p><p>可以向集群中添加任意个 DataNode。<br> 在添加新的 DataNode 前，请先打开通用配置文件 ./conf/iotdb-common.properties 并检查以下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>检查</strong></th></tr></thead><tbody><tr><td>cluster_name</td><td>与 Seed-ConfigNode 保持一致</td></tr></tbody></table><p>接着打开它的配置文件 ./conf/iotdb-datanode.properties 并检查以下参数：</p><table><thead><tr><th><strong>配置项</strong></th><th><strong>检查</strong></th></tr></thead><tbody><tr><td>dn_rpc_address</td><td>已设置为服务器的 IPV4 地址或域名</td></tr><tr><td>dn_rpc_port</td><td>该端口未被占用</td></tr><tr><td>dn_internal_address</td><td>已设置为服务器的 IPV4 地址或域名</td></tr><tr><td>dn_internal_port</td><td>该端口未被占用</td></tr><tr><td>dn_mpp_data_exchange_port</td><td>该端口未被占用</td></tr><tr><td>dn_data_region_consensus_port</td><td>该端口未被占用</td></tr><tr><td>dn_schema_region_consensus_port</td><td>该端口未被占用</td></tr><tr><td>dn_target_config_node_list</td><td>已设置为正在运行的 ConfigNode 的内部通讯地址，推荐使用 Seed-ConfigNode 的内部通讯地址</td></tr></tbody></table><p>检查完毕后，即可在服务器上运行启动脚本：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code># Linux 前台启动
bash ./sbin/start-datanode.sh
# Linux 后台启动
nohup bash ./sbin/start-datanode.sh &gt;/dev/null 2&gt;&amp;1 &amp;
# Windows
.\sbin\start-datanode.bat
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>DataNode 的其它配置参数可参考<br><a href="https://iotdb.apache.org/zh/UserGuide/Master/Reference/DataNode-Config-Manual.html" target="_blank" rel="noopener noreferrer">DataNode配置参数<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>。</p><p><strong>注意：当且仅当集群拥有不少于副本个数（max{schema_replication_factor, data_replication_factor}）的 DataNode 后，集群才可以提供服务</strong></p><h4 id="启动-cli" tabindex="-1"><a class="header-anchor" href="#启动-cli" aria-hidden="true">#</a> 启动 Cli</h4><p>若搭建的集群仅用于本地调试，可直接执行 ./sbin 目录下的 Cli 启动脚本：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code># Linux
./sbin/start-cli.sh
# Windows
.\sbin\start-cli.bat
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>若希望通过 Cli 连接生产环境的集群，<br> 请阅读 <a href="https://iotdb.apache.org/zh/UserGuide/Master/QuickStart/Command-Line-Interface.html" target="_blank" rel="noopener noreferrer">Cli 使用手册<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>。</p><h4 id="验证集群" tabindex="-1"><a class="header-anchor" href="#验证集群" aria-hidden="true">#</a> 验证集群</h4><p>以在6台服务器上启动的3C3D（3个ConfigNode 和 3个DataNode）集群为例，<br> 这里假设3个ConfigNode的IP地址依次为192.168.1.10、192.168.1.11、192.168.1.12，且3个ConfigNode启动时均使用了默认的端口10710与10720；<br> 3个DataNode的IP地址依次为192.168.1.20、192.168.1.21、192.168.1.22，且3个DataNode启动时均使用了默认的端口6667、10730、10740、10750与10760。</p><p>当按照6.1步骤成功启动集群后，在 Cli 执行 <code>show cluster details</code>，看到的结果应当如下：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>IoTDB&gt; show cluster details
+------+----------+-------+---------------+------------+-------------------+------------+-------+-------+-------------------+-----------------+
|NodeID| NodeType| Status|InternalAddress|InternalPort|ConfigConsensusPort| RpcAddress|RpcPort|MppPort|SchemaConsensusPort|DataConsensusPort|
+------+----------+-------+---------------+------------+-------------------+------------+-------+-------+-------------------+-----------------+
| 0|ConfigNode|Running| 192.168.1.10| 10710| 10720| | | | | |
| 2|ConfigNode|Running| 192.168.1.11| 10710| 10720| | | | | |
| 3|ConfigNode|Running| 192.168.1.12| 10710| 10720| | | | | |
| 1| DataNode|Running| 192.168.1.20| 10730| |192.168.1.20| 6667| 10740| 10750| 10760|
| 4| DataNode|Running| 192.168.1.21| 10730| |192.168.1.21| 6667| 10740| 10750| 10760|
| 5| DataNode|Running| 192.168.1.22| 10730| |192.168.1.22| 6667| 10740| 10750| 10760|
+------+----------+-------+---------------+------------+-------------------+------------+-------+-------+-------------------+-----------------+
Total line number = 6
It costs 0.012s
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>若所有节点的状态均为 <strong>Running</strong>，则说明集群部署成功；<br> 否则，请阅读启动失败节点的运行日志，并检查对应的配置参数。</p><h4 id="停止-iotdb-进程" tabindex="-1"><a class="header-anchor" href="#停止-iotdb-进程" aria-hidden="true">#</a> 停止 IoTDB 进程</h4><p>本小节描述如何手动关闭 IoTDB 的 ConfigNode 或 DataNode 进程。</p><h5 id="使用脚本停止-confignode" tabindex="-1"><a class="header-anchor" href="#使用脚本停止-confignode" aria-hidden="true">#</a> 使用脚本停止 ConfigNode</h5><p>执行停止 ConfigNode 脚本：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code># Linux
./sbin/stop-confignode.sh
# Windows
.\sbin\stop-confignode.bat
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h5 id="使用脚本停止-datanode" tabindex="-1"><a class="header-anchor" href="#使用脚本停止-datanode" aria-hidden="true">#</a> 使用脚本停止 DataNode</h5><p>执行停止 DataNode 脚本：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code># Linux
./sbin/stop-datanode.sh
# Windows
.\sbin\stop-datanode.bat
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h5 id="停止节点进程" tabindex="-1"><a class="header-anchor" href="#停止节点进程" aria-hidden="true">#</a> 停止节点进程</h5><p>首先获取节点的进程号：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>jps
# 或
ps aux | grep iotdb
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>结束进程：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>kill -9 &lt;pid&gt;
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p><strong>注意：有些端口的信息需要 root 权限才能获取，在此情况下请使用 sudo</strong></p><h4 id="集群缩容" tabindex="-1"><a class="header-anchor" href="#集群缩容" aria-hidden="true">#</a> 集群缩容</h4><p>本小节描述如何将 ConfigNode 或 DataNode 移出集群。</p><h5 id="移除-confignode" tabindex="-1"><a class="header-anchor" href="#移除-confignode" aria-hidden="true">#</a> 移除 ConfigNode</h5><p>在移除 ConfigNode 前，请确保移除后集群至少还有一个活跃的 ConfigNode。<br> 在活跃的 ConfigNode 上执行 remove-confignode 脚本：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code># Linux
## 根据 confignode_id 移除节点
./sbin/remove-confignode.sh &lt;confignode_id&gt;
## 根据 ConfigNode 内部通讯地址和端口移除节点
./sbin/remove-confignode.sh &lt;cn_internal_address&gt;:&lt;cn_internal_port&gt;
# Windows
## 根据 confignode_id 移除节点
.\sbin\remove-confignode.bat &lt;confignode_id&gt;
## 根据 ConfigNode 内部通讯地址和端口移除节点
.\sbin\remove-confignode.bat &lt;cn_internal_address&gt;:&lt;cn_internal_port&gt;
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h5 id="移除-datanode" tabindex="-1"><a class="header-anchor" href="#移除-datanode" aria-hidden="true">#</a> 移除 DataNode</h5><p>在移除 DataNode 前，请确保移除后集群至少还有不少于（数据/元数据）副本个数的 DataNode。<br> 在活跃的 DataNode 上执行 remove-datanode 脚本：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code># Linux
## 根据 datanode_id 移除节点
./sbin/remove-datanode.sh &lt;datanode_id&gt;
## 根据 DataNode RPC 服务地址和端口移除节点
./sbin/remove-datanode.sh &lt;dn_rpc_address&gt;:&lt;dn_rpc_port&gt;
# Windows
## 根据 datanode_id 移除节点
.\sbin\remove-datanode.bat &lt;datanode_id&gt;
## 根据 DataNode RPC 服务地址和端口移除节点
.\sbin\remove-datanode.bat &lt;dn_rpc_address&gt;:&lt;dn_rpc_port&gt;
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="常见问题" tabindex="-1"><a class="header-anchor" href="#常见问题" aria-hidden="true">#</a> 常见问题</h3><p>请参考 <a href="https://iotdb.apache.org/zh/UserGuide/Master/FAQ/FAQ-for-cluster-setup.html" target="_blank" rel="noopener noreferrer">分布式部署FAQ<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p></div><!----><footer class="page-meta"><div class="meta-item edit-link"><a href="https://github.com/apache/iotdb-docs/edit/main/src/zh/UserGuide/Master/Deployment-and-Maintenance/Deployment-Guide_timecho.md" rel="noopener noreferrer" target="_blank" aria-label="发现错误？在 GitHub 上编辑此页" class="nav-link label"><!--[--><svg xmlns="http://www.w3.org/2000/svg" class="icon edit-icon" viewBox="0 0 1024 1024" fill="currentColor" aria-label="edit icon"><path d="M430.818 653.65a60.46 60.46 0 0 1-50.96-93.281l71.69-114.012 7.773-10.365L816.038 80.138A60.46 60.46 0 0 1 859.225 62a60.46 60.46 0 0 1 43.186 18.138l43.186 43.186a60.46 60.46 0 0 1 0 86.373L588.879 565.55l-8.637 8.637-117.466 68.234a60.46 60.46 0 0 1-31.958 11.229z"></path><path d="M728.802 962H252.891A190.883 190.883 0 0 1 62.008 771.98V296.934a190.883 190.883 0 0 1 190.883-192.61h267.754a60.46 60.46 0 0 1 0 120.92H252.891a69.962 69.962 0 0 0-69.098 69.099V771.98a69.962 69.962 0 0 0 69.098 69.098h475.911A69.962 69.962 0 0 0 797.9 771.98V503.363a60.46 60.46 0 1 1 120.922 0V771.98A190.883 190.883 0 0 1 728.802 962z"></path></svg><!--]-->发现错误？在 GitHub 上编辑此页<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!----></a></div><div class="meta-item git-info"><div class="update-time"><span class="label">上次编辑于: </span><!----></div><div class="contributors"><span class="label">贡献者: </span><!--[--><!--[--><span class="contributor" title="email: 105700158+wanghui42@users.noreply.github.com">wanghui42</span><!--]--><!--]--></div></div></footer><!----><!----><!----><!--]--></main><!--]--><footer style="padding-bottom:2rem;"><span id="doc-version" style="display:none;">master</span><p style="text-align:center;color:#909399;font-size:12px;margin:0 30px;">Copyright © 2023 The Apache Software Foundation.<br> Apache and the Apache feather logo are trademarks of The Apache Software Foundation</p><p style="text-align:center;margin-top:10px;color:#909399;font-size:12px;margin:0 30px;"><strong>Have a question?</strong> Connect with us on QQ, WeChat, or Slack. <a href="https://github.com/apache/iotdb/issues/1995">Join the community</a> now.</p><p style="text-align:center;margin-top:10px;color:#909399;font-size:12px;margin:0 30px;"> We use <a href="https://analytics.google.com">Google Analytics</a> to collect anonymous, aggregated usage information. </p></footer></div><!--]--><!--]--><!----><!--]--></div>
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