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apache / iotdb-website / 7d17d2d476e55c0f45d021da19e24450fc56ebbd / . / assets / ClusterQuickStart.html-CrD3DNJT.js
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import{_ as r,r as t,o as d,c as i,b as s,d as a,a as n,w as o,e as p}from"./app-Bp5kEZWW.js";const c={},u=s("h1",{id:"集群版",tabindex:"-1"},[s("a",{class:"header-anchor",href:"#集群版"},[s("span",null,"集群版")])],-1),k=s("br",null,null,-1),m=s("br",null,null,-1),b=s("h2",{id:"_1-安装部署",tabindex:"-1"},[s("a",{class:"header-anchor",href:"#_1-安装部署"},[s("span",null,"1. 安装部署")])],-1),h=s("p",null,"我们将以最小的改动，启动一个含有3个 ConfigNode 和3个DataNode(3C3D)集群：",-1),x=s("ul",null,[s("li",null,"数据/元数据副本数为1"),s("li",null,"集群名称为defaultCluster"),s("li",null,"Confignode JVM 的最大堆内存配置为机器内存的 1/4"),s("li",null,"Datanode JVM 的最大堆内存配置为机器内存的 1/4")],-1),v=s("code",null,"/data/iotdb",-1),g=s("br",null,null,-1),_=p('<table><thead><tr><th>节点IP</th><th style="text-align:left;">192.168.132.10</th><th style="text-align:left;">192.168.132.11</th><th style="text-align:left;">192.168.132.12</th></tr></thead><tbody><tr><td>服务</td><td style="text-align:left;">ConfigNode</td><td style="text-align:left;">ConfigNode</td><td style="text-align:left;">ConfigNode</td></tr><tr><td>服务</td><td style="text-align:left;">DataNode</td><td style="text-align:left;">DataNode</td><td style="text-align:left;">DataNode</td></tr></tbody></table><p>端口占用：</p><table><thead><tr><th>服务</th><th>ConfigNode</th><th>DataNode</th></tr></thead><tbody><tr><td>端口</td><td>10710, 10720</td><td>6667, 10730, 10740, 10750, 10760</td></tr></tbody></table><p><strong>说明：</strong></p><ul><li>可以使用<code>IP地址</code>或者<code>机器名/域名</code>来安装配置 IoTDB 集群，本文以IP地址为例。如果使用<code>机器名/域名</code>，则需要配置<code>/etc/hosts</code>。</li><li>JVM堆内存配置: <code>confignode-env.sh</code> 和 <code>datanode-env.sh</code> 内配置<code>MAX_HEAP_SIZE</code>, 建议设置值大于等于1G。ConfigNode 1~2G就足够了，DataNode的内存配置则要取决于数据接入的数据量和查询数据量。</li></ul><h3 id="_1-1-下载安装包" tabindex="-1"><a class="header-anchor" href="#_1-1-下载安装包"><span>1.1 下载安装包</span></a></h3>',6),f={href:"https://iotdb.apache.org/Download/",target:"_blank",rel:"noopener noreferrer"},N=s("code",null,"/data/iotdb",-1),y=s("br",null,null,-1),D=p(`<div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code>/data/iotdb/
├── conf <span class="token comment"># 配置文件</span>
├── lib <span class="token comment"># jar library</span>
├── sbin <span class="token comment"># 启动/停止等脚本</span>
└── tools <span class="token comment"># 其他工具</span>
</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><h3 id="_1-2-修改节点配置文件" tabindex="-1"><a class="header-anchor" href="#_1-2-修改节点配置文件"><span>1.2. 修改节点配置文件</span></a></h3><p>配置文件在 <code>/data/iotdb/conf</code>目录下。<br> 按照下表修改相应的配置文件：</p><table><thead><tr><th>配置</th><th style="text-align:left;">配置项</th><th>IP:192.168.132.10</th><th>IP:192.168.132.11</th><th style="text-align:left;">IP:192.168.132.12</th></tr></thead><tbody><tr><td>iotdb-confignode.properties</td><td style="text-align:left;">cn_internal_address</td><td>192.168.132.10</td><td>192.168.132.11</td><td style="text-align:left;">192.168.132.12</td></tr><tr><td></td><td style="text-align:left;">cn_target_config_node_list</td><td>192.168.132.10:10710</td><td>192.168.132.10:10710</td><td style="text-align:left;">192.168.132.10:10710</td></tr><tr><td>iotdb-datanode.properties</td><td style="text-align:left;">dn_rpc_address</td><td>192.168.132.10</td><td>192.168.132.11</td><td style="text-align:left;">192.168.132.12</td></tr><tr><td></td><td style="text-align:left;">dn_internal_address</td><td>192.168.132.10</td><td>192.168.132.11</td><td style="text-align:left;">192.168.132.12</td></tr><tr><td></td><td style="text-align:left;">dn_target_config_node_list</td><td>192.168.132.10:10710</td><td>192.168.132.10:10710</td><td style="text-align:left;">192.168.132.10:10710</td></tr></tbody></table><p><strong>注意：</strong><br> 我们推荐所有节点的 iotdb-common.properties 和 JVM 的内存配置是一致的。</p><h3 id="_1-3-启动集群" tabindex="-1"><a class="header-anchor" href="#_1-3-启动集群"><span>1.3. 启动集群</span></a></h3><p>启动集群前，需保证配置正确，保证 IoTDB 安装目录下没有数据(<code>data</code>目录)。</p><h4 id="_1-3-1-启动第一个节点" tabindex="-1"><a class="header-anchor" href="#_1-3-1-启动第一个节点"><span>1.3.1. 启动第一个节点</span></a></h4><p>即上面表格中<code>cn_target_config_node_list</code>配置的节点。<br> 登录该节点 192.168.132.10，执行下面命令：</p><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code><span class="token builtin class-name">cd</span> /data/iotdb
<span class="token comment"># 启动 ConfigNode 和 DataNode 服务</span>
sbin/start-standalone.sh
<span class="token comment"># 查看 DataNode 日志以确定启动成功</span>
<span class="token function">tail</span> <span class="token parameter variable">-f</span> logs/log_datanode_all.log
<span class="token comment"># 期望看见类似下方的日志</span>
<span class="token comment"># 2023-07-21 20:26:01,881 [main] INFO o.a.i.db.service.DataNode:192 - Congratulation, IoTDB DataNode is set up successfully. Now, enjoy yourself!</span>
</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>如果没有看到上面所说的日志或者看到了 Exception，那么代表启动失败了。请查看 <code>/data/iotdb/logs</code> 目录内的<code>log_confignode_all.log</code> 和 <code>log_datanode_all.log</code> 日志文件。</p><p><strong>注意</strong>：</p><ul><li>要保证第一个节点启动成功后，再启动其他节点。确切的说，要先保证第一个 ConfigNode 服务启动成功，即<code>cn_target_config_node_list</code>配置的节点。</li><li>如果启动失败，需要<a href="#%E3%80%90%E9%99%84%E5%BD%95%E3%80%91%E6%B8%85%E7%90%86%E7%8E%AF%E5%A2%83">清理环境</a>后，再次启动。</li><li>ConfigNode 和 DataNode 服务都可以单独启动:</li></ul><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code><span class="token comment"># 单独启动 ConfigNode， 后台启动</span>
sbin/start-confignode.sh <span class="token parameter variable">-d</span>
<span class="token comment"># 单独启动 DataNode，后台启动</span>
sbin/start-datanode.sh <span class="token parameter variable">-d</span>
</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></div><h4 id="_1-3-2-启动其他两个节点的-confignode-和-datanode" tabindex="-1"><a class="header-anchor" href="#_1-3-2-启动其他两个节点的-confignode-和-datanode"><span>1.3.2. 启动其他两个节点的 ConfigNode 和 DataNode</span></a></h4><p>在节点 192.168.132.11 和 192.168.132.12 两个节点上分别执行：</p><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code><span class="token builtin class-name">cd</span> /data/iotdb
<span class="token comment"># 启动 ConfigNode 和 DataNode 服务</span>
sbin/start-standalone.sh
</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></div><p>如果启动失败，需要在所有节点执行<a href="#%E3%80%90%E9%99%84%E5%BD%95%E3%80%91%E6%B8%85%E7%90%86%E7%8E%AF%E5%A2%83">清理环境</a>后，然后从启动第一个节点开始，再重新执行一次。</p><h4 id="_1-3-3-检验集群状态" tabindex="-1"><a class="header-anchor" href="#_1-3-3-检验集群状态"><span>1.3.3. 检验集群状态</span></a></h4><p>在任意节点上，在 Cli 执行 <code>show cluster</code>:</p><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code>/data/iotdb/sbin/start-cli.sh <span class="token parameter variable">-h</span> <span class="token number">192.168</span>.132.10
IoTDB<span class="token operator">&gt;</span>show cluster<span class="token punctuation">;</span>
<span class="token comment"># 示例结果如下：</span>
+------+----------+-------+---------------+------------+-------+---------+
<span class="token operator">|</span>NodeID<span class="token operator">|</span> NodeType<span class="token operator">|</span> Status<span class="token operator">|</span>InternalAddress<span class="token operator">|</span>InternalPort<span class="token operator">|</span>Version<span class="token operator">|</span>BuildInfo<span class="token operator">|</span>
+------+----------+-------+---------------+------------+-------+---------+
<span class="token operator">|</span> <span class="token number">0</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.10<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">1</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.10<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">2</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.11<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">3</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.11<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">4</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.12<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">5</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.12<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
+------+----------+-------+---------------+------------+--------------+---------+
</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><strong>说明：</strong><br><code>start-cli.sh -h</code> 后指定的IP地址，可以是任意一个 DataNode 的IP地址。</p><h3 id="【附录】清理环境" tabindex="-1"><a class="header-anchor" href="#【附录】清理环境"><span>【附录】清理环境</span></a></h3><p>在所有节点执行：</p><ol><li>结束 ConfigNode 和 DataNode 进程。</li></ol><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code><span class="token comment"># 1. 停止 ConfigNode 和 DataNode 服务</span>
sbin/stop-standalone.sh
<span class="token comment"># 2. 检查是否还有进程残留</span>
jps
<span class="token comment"># 或者</span>
<span class="token function">ps</span> -ef<span class="token operator">|</span>gerp iotdb
<span class="token comment"># 3. 如果有进程残留，则手动kill</span>
<span class="token function">kill</span> <span class="token parameter variable">-9</span> <span class="token operator">&lt;</span>pid<span class="token operator">&gt;</span>
<span class="token comment"># 如果确定机器上仅有1个iotdb，可以使用下面命令清理残留进程</span>
<span class="token function">ps</span> -ef<span class="token operator">|</span><span class="token function">grep</span> iotdb<span class="token operator">|</span><span class="token function">grep</span> <span class="token parameter variable">-v</span> <span class="token function">grep</span><span class="token operator">|</span><span class="token function">tr</span> <span class="token parameter variable">-s</span> <span class="token string">&#39; &#39;</span> <span class="token string">&#39; &#39;</span> <span class="token operator">|</span><span class="token function">cut</span> <span class="token parameter variable">-d</span> <span class="token string">&#39; &#39;</span> -f2<span class="token operator">|</span><span class="token function">xargs</span> <span class="token function">kill</span> <span class="token parameter variable">-9</span>
</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></div><ol start="2"><li>删除 data 和 logs 目录。</li></ol><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code><span class="token builtin class-name">cd</span> /data/iotdb
<span class="token function">rm</span> <span class="token parameter variable">-rf</span> data logs
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div></div></div><p>说明：删除 data 目录是必要的，删除 logs 目录是为了纯净日志，非必需。</p><h2 id="_2-集群扩容" tabindex="-1"><a class="header-anchor" href="#_2-集群扩容"><span>2. 集群扩容</span></a></h2><p>扩容方式与上方启动其他节点相同。也就是，在要添加的节点上，下载IoTDB的安装包，解压，修改配置，然后启动。这里要添加节点的IP为 <code>192.168.132.13</code><br><strong>注意：</strong></p><ul><li>扩容的节点必须是干净的节点，不能有数据(也就是<code>data</code>目录)</li><li>iotdb-common.properties中的<code>cluster_name</code>的配置必须和已有集群一致。</li><li><code>cn_target_config_node_list</code> 和 <code>dn_target_config_node_list</code>的配置必须和已有集群一致。</li><li>原有数据不会移动到新节点，新创建的元数据分区和数据分区很可能在新的节点。</li></ul><h3 id="_2-1-修改配置" tabindex="-1"><a class="header-anchor" href="#_2-1-修改配置"><span>2.1. 修改配置</span></a></h3><p>按照下表修改相应的配置文件：</p><table><thead><tr><th>配置</th><th style="text-align:left;">配置项</th><th style="text-align:left;">IP:192.168.132.13</th></tr></thead><tbody><tr><td>iotdb-confignode.properties</td><td style="text-align:left;">cn_internal_address</td><td style="text-align:left;">192.168.132.13</td></tr><tr><td></td><td style="text-align:left;">cn_target_config_node_list</td><td style="text-align:left;">192.168.132.10:10710</td></tr><tr><td>iotdb-datanode.properties</td><td style="text-align:left;">dn_rpc_address</td><td style="text-align:left;">192.168.132.13</td></tr><tr><td></td><td style="text-align:left;">dn_internal_address</td><td style="text-align:left;">192.168.132.13</td></tr><tr><td></td><td style="text-align:left;">dn_target_config_node_list</td><td style="text-align:left;">192.168.132.10:10710</td></tr></tbody></table><h3 id="_2-2-扩容" tabindex="-1"><a class="header-anchor" href="#_2-2-扩容"><span>2.2. 扩容</span></a></h3><p>在新增节点<code>192.168.132.13</code>上，执行：</p><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code><span class="token builtin class-name">cd</span> /data/iotdb
<span class="token comment"># 启动 ConfigNode 和 DataNode 服务</span>
sbin/start-standalone.sh
</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></div><h3 id="_2-3-验证扩容结果" tabindex="-1"><a class="header-anchor" href="#_2-3-验证扩容结果"><span>2.3. 验证扩容结果</span></a></h3><p>在 Cli 执行 <code>show cluster</code>，结果如下：</p><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code>/data/iotdb/sbin/start-cli.sh <span class="token parameter variable">-h</span> <span class="token number">192.168</span>.132.10
IoTDB<span class="token operator">&gt;</span>show cluster<span class="token punctuation">;</span>
<span class="token comment"># 示例结果如下：</span>
+------+----------+-------+---------------+------------+-------+---------+
<span class="token operator">|</span>NodeID<span class="token operator">|</span> NodeType<span class="token operator">|</span> Status<span class="token operator">|</span>InternalAddress<span class="token operator">|</span>InternalPort<span class="token operator">|</span>Version<span class="token operator">|</span>BuildInfo<span class="token operator">|</span>
+------+----------+-------+---------------+------------+-------+---------+
<span class="token operator">|</span> <span class="token number">0</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.10<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">1</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.10<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">2</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.11<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">3</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.11<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">4</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.12<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">5</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.12<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">6</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.13<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">7</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.13<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
+------+----------+-------+---------------+------------+-------+---------+
</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 class="line-number"></div></div></div><h2 id="_3-集群缩容" tabindex="-1"><a class="header-anchor" href="#_3-集群缩容"><span>3. 集群缩容</span></a></h2><p><strong>注意:</strong></p><ul><li>可以在任何一个集群内的节点上，执行缩容操作。</li><li>集群内的任意节点都可以被缩容。但是存留的 DataNode 服务不能小于副本数设置。</li><li>请耐心等待缩容脚本执行结束，并仔细阅读日志说明，尤其是结束前的指南说明。</li></ul><h3 id="_3-1-缩容一个-confignode" tabindex="-1"><a class="header-anchor" href="#_3-1-缩容一个-confignode"><span>3.1 缩容一个 ConfigNode</span></a></h3><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code><span class="token builtin class-name">cd</span> /data/iotdb
<span class="token comment"># 方式一：使用 ip:port 移除</span>
sbin/remove-confignode.sh <span class="token number">192.168</span>.132.13:10710
<span class="token comment"># 方式二：使用节点编号移除, \`show cluster\`中的 NodeID </span>
sbin/remove-confignode.sh <span class="token number">6</span>
</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></div><h3 id="_3-2-缩容一个-datanode" tabindex="-1"><a class="header-anchor" href="#_3-2-缩容一个-datanode"><span>3.2 缩容一个 DataNode</span></a></h3><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code><span class="token builtin class-name">cd</span> /data/iotdb
<span class="token comment"># 方式一：使用 ip:port 移除</span>
sbin/remove-datanode.sh <span class="token number">192.168</span>.132.13:6667
<span class="token comment"># 方式二：使用节点编号移除, \`show cluster\`中的 NodeID</span>
sbin/remove-confignode.sh <span class="token number">7</span>
</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></div><h3 id="_3-3-验证缩容结果" tabindex="-1"><a class="header-anchor" href="#_3-3-验证缩容结果"><span>3.3 验证缩容结果</span></a></h3><p>在 Cli 执行 <code>show cluster</code>，结果如下：</p><div class="language-bash line-numbers-mode" data-ext="sh" data-title="sh"><pre class="language-bash"><code>+------+----------+-------+---------------+------------+-------+---------+
<span class="token operator">|</span>NodeID<span class="token operator">|</span> NodeType<span class="token operator">|</span> Status<span class="token operator">|</span>InternalAddress<span class="token operator">|</span>InternalPort<span class="token operator">|</span>Version<span class="token operator">|</span>BuildInfo<span class="token operator">|</span>
+------+----------+-------+---------------+------------+-------+---------+
<span class="token operator">|</span> <span class="token number">0</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.10<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">1</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.10<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">2</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.11<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">3</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.11<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">4</span><span class="token operator">|</span>ConfigNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.12<span class="token operator">|</span> <span class="token number">10710</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
<span class="token operator">|</span> <span class="token number">5</span><span class="token operator">|</span> DataNode<span class="token operator">|</span>Running<span class="token operator">|</span> <span class="token number">192.168</span>.132.12<span class="token operator">|</span> <span class="token number">10730</span><span class="token operator">|</span><span class="token number">1</span>.x.x <span class="token operator">|</span> xxxxxxx<span class="token operator">|</span>
+------+----------+-------+---------------+------------+-------+---------+
</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></div>`,51);function C(I,E){const e=t("RouteLink"),l=t("ExternalLinkIcon");return d(),i("div",null,[u,s("p",null,[a("本文将简单介绍 IoTDB 集群的安装配置、扩容和缩容等常规操作。"),k,a(" 遇到问题可以看:"),m,n(e,{to:"/zh/UserGuide/V1.0.x/FAQ/Frequently-asked-questions.html"},{default:o(()=>[a("FAQ")]),_:1})]),b,h,x,s("p",null,[a("假设有3台物理机(下面称节点)，操作系统为Linux，并且已经安装配置好了JAVA环境(具体见"),n(e,{to:"/zh/UserGuide/V1.0.x/QuickStart/QuickStart.html"},{default:o(()=>[a("单机版对安装环境说明")]),_:1}),a(")，安装目录均为"),v,a("。"),g,a(" IP地址和服务角色分配如下：")]),_,s("p",null,[a("在每个节点，将安装包"),s("a",f,[a("下载"),n(l)]),a("后，解压到安装目录，这里为"),N,a("。"),y,a(" 目录结构:")]),D])}const B=r(c,[["render",C],["__file","ClusterQuickStart.html.vue"]]),T=JSON.parse('{"path":"/zh/UserGuide/V1.0.x/QuickStart/ClusterQuickStart.html","title":"集群版","lang":"zh-CN","frontmatter":{"description":"集群版 本文将简单介绍 IoTDB 集群的安装配置、扩容和缩容等常规操作。 遇到问题可以看: 1. 安装部署 我们将以最小的改动，启动一个含有3个 ConfigNode 和3个DataNode(3C3D)集群： 数据/元数据副本数为1 集群名称为defaultCluster Confignode JVM 的最大堆内存配置为机器内存的 1/4 Datan...","head":[["link",{"rel":"alternate","hreflang":"en-us","href":"https://iotdb.apache.org/UserGuide/V1.0.x/QuickStart/ClusterQuickStart.html"}],["meta",{"property":"og:url","content":"https://iotdb.apache.org/zh/UserGuide/V1.0.x/QuickStart/ClusterQuickStart.html"}],["meta",{"property":"og:site_name","content":"IoTDB Website"}],["meta",{"property":"og:title","content":"集群版"}],["meta",{"property":"og:description","content":"集群版 本文将简单介绍 IoTDB 集群的安装配置、扩容和缩容等常规操作。 遇到问题可以看: 1. 安装部署 我们将以最小的改动，启动一个含有3个 ConfigNode 和3个DataNode(3C3D)集群： 数据/元数据副本数为1 集群名称为defaultCluster Confignode JVM 的最大堆内存配置为机器内存的 1/4 Datan..."}],["meta",{"property":"og:type","content":"article"}],["meta",{"property":"og:locale","content":"zh-CN"}],["meta",{"property":"og:locale:alternate","content":"en-US"}],["meta",{"property":"og:updated_time","content":"2023-08-15T04:43:47.000Z"}],["meta",{"property":"article:modified_time","content":"2023-08-15T04:43:47.000Z"}],["script",{"type":"application/ld+json"},"{\\"@context\\":\\"https://schema.org\\",\\"@type\\":\\"Article\\",\\"headline\\":\\"集群版\\",\\"image\\":[\\"\\"],\\"dateModified\\":\\"2023-08-15T04:43:47.000Z\\",\\"author\\":[]}"]]},"headers":[{"level":2,"title":"1. 安装部署","slug":"_1-安装部署","link":"#_1-安装部署","children":[{"level":3,"title":"1.1 下载安装包","slug":"_1-1-下载安装包","link":"#_1-1-下载安装包","children":[]},{"level":3,"title":"1.2. 修改节点配置文件","slug":"_1-2-修改节点配置文件","link":"#_1-2-修改节点配置文件","children":[]},{"level":3,"title":"1.3. 启动集群","slug":"_1-3-启动集群","link":"#_1-3-启动集群","children":[]},{"level":3,"title":"【附录】清理环境","slug":"【附录】清理环境","link":"#【附录】清理环境","children":[]}]},{"level":2,"title":"2. 集群扩容","slug":"_2-集群扩容","link":"#_2-集群扩容","children":[{"level":3,"title":"2.1. 修改配置","slug":"_2-1-修改配置","link":"#_2-1-修改配置","children":[]},{"level":3,"title":"2.2. 扩容","slug":"_2-2-扩容","link":"#_2-2-扩容","children":[]},{"level":3,"title":"2.3. 验证扩容结果","slug":"_2-3-验证扩容结果","link":"#_2-3-验证扩容结果","children":[]}]},{"level":2,"title":"3. 集群缩容","slug":"_3-集群缩容","link":"#_3-集群缩容","children":[{"level":3,"title":"3.1 缩容一个 ConfigNode","slug":"_3-1-缩容一个-confignode","link":"#_3-1-缩容一个-confignode","children":[]},{"level":3,"title":"3.2 缩容一个 DataNode","slug":"_3-2-缩容一个-datanode","link":"#_3-2-缩容一个-datanode","children":[]},{"level":3,"title":"3.3 验证缩容结果","slug":"_3-3-验证缩容结果","link":"#_3-3-验证缩容结果","children":[]}]}],"git":{"createdTime":1688958677000,"updatedTime":1692074627000,"contributors":[{"name":"CritasWang","email":"critas@outlook.com","commits":1},{"name":"changxue2022","email":"115675618+changxue2022@users.noreply.github.com","commits":1}]},"readingTime":{"minutes":5.94,"words":1782},"filePathRelative":"zh/UserGuide/V1.0.x/QuickStart/ClusterQuickStart.md","localizedDate":"2023年7月10日","autoDesc":true}');export{B as comp,T as data};