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menu__list-item menu__list-item--collapsed"><a class="menu__link menu__link--sublist" href="#">参数配置</a></li><li class="theme-doc-sidebar-item-category menu__list-item menu__list-item--collapsed"><a class="menu__link menu__link--sublist" href="#">贡献指南</a></li></ul></nav></div></aside><main class="docMainContainer_r8cw"><div class="container padding-top--md padding-bottom--lg"><div class="row"><div class="col docItemCol_zHA2"><div class="docItemContainer_oiyr"><article><span class="theme-doc-version-badge badge badge--secondary">Version: 4.x</span><div class="tocCollapsible_aw-L theme-doc-toc-mobile tocMobile_Tx6Y"><button type="button" class="clean-btn tocCollapsibleButton_zr6a">On this page</button></div><div class="theme-doc-markdown markdown"><header><h1>部署方式</h1></header><h2><a aria-hidden="true" tabindex="-1" class="anchor anchor__h2 anchorWithStickyNavbar_y2LR" id="单master模式"></a>单Master模式<a class="hash-link" href="#单master模式" title="Direct link to heading">#</a></h2><div class="admonition admonition-caution alert alert--warning"><div class="admonition-heading"><h5><span class="admonition-icon"><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16"><path fill-rule="evenodd" d="M8.893 1.5c-.183-.31-.52-.5-.887-.5s-.703.19-.886.5L.138 13.499a.98.98 0 0 0 0 1.001c.193.31.53.501.886.501h13.964c.367 0 .704-.19.877-.5a1.03 1.03 0 0 0 .01-1.002L8.893 1.5zm.133 11.497H6.987v-2.003h2.039v2.003zm0-3.004H6.987V5.987h2.039v4.006z"></path></svg></span>caution</h5></div><div class="admonition-content"><p>这种方式风险较大，一旦Broker重启或者宕机时，会导致整个服务不可用。不建议线上环境使用, 可以用于本地测试。</p></div></div><h3><a aria-hidden="true" tabindex="-1" class="anchor anchor__h3 anchorWithStickyNavbar_y2LR" id="启动-nameserver"></a>启动 NameServer<a class="hash-link" href="#启动-nameserver" title="Direct link to heading">#</a></h3><div class="codeBlockContainer_J+bg"><div class="codeBlockContent_csEI bash"><pre tabindex="0" class="prism-code language-bash codeBlock_rtdJ thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_1zSZ"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### 首先启动Name Server</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqnamesrv </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 验证Name Server 是否启动成功</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -f ~/logs/rocketmqlogs/namesrv.log</span></span><span class="token-line" style="color:#393A34"><span class="token plain">The Name Server boot success</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span></span></code></pre><button type="button" aria-label="Copy code to clipboard" class="copyButton_M3SB clean-btn">Copy</button></div></div><h3><a aria-hidden="true" tabindex="-1" class="anchor anchor__h3 anchorWithStickyNavbar_y2LR" id="启动-broker"></a>启动 Broker<a class="hash-link" href="#启动-broker" title="Direct link to heading">#</a></h3><div class="codeBlockContainer_J+bg"><div class="codeBlockContent_csEI bash"><pre tabindex="0" class="prism-code language-bash codeBlock_rtdJ thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_1zSZ"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### 启动Broker</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/mqbroker -n localhost:9876 </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"> |
| </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 验证Name Server 是否启动成功，例如Broker的IP为：192.168.1.2，且名称为broker-a</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -f ~/logs/rocketmqlogs/Broker.log </span></span><span class="token-line" style="color:#393A34"><span class="token plain">The broker</span><span class="token punctuation" style="color:#393A34">[</span><span class="token plain">broker-a, </span><span class="token number" style="color:#36acaa">192.169</span><span class="token plain">.1.2:10911</span><span class="token punctuation" style="color:#393A34">]</span><span class="token plain"> boot success</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span></span></code></pre><button type="button" aria-label="Copy code to clipboard" class="copyButton_M3SB clean-btn">Copy</button></div></div><h2><a aria-hidden="true" tabindex="-1" class="anchor anchor__h2 anchorWithStickyNavbar_y2LR" id="多master模式"></a>多Master模式<a class="hash-link" href="#多master模式" title="Direct link to heading">#</a></h2><p>一个集群无Slave，全是Master，例如2个Master或者3个Master，这种模式的优缺点如下：</p><ul><li><p>优点：配置简单，单个Master宕机或重启维护对应用无影响，在磁盘配置为RAID10时，即使机器宕机不可恢复情况下，由于RAID10磁盘非常可靠，消息也不会丢（异步刷盘丢失少量消息，同步刷盘一条不丢），性能最高；</p></li><li><p>缺点：单台机器宕机期间，这台机器上未被消费的消息在机器恢复之前不可订阅，消息实时性会受到影响。</p></li></ul><h3><a aria-hidden="true" tabindex="-1" class="anchor anchor__h3 anchorWithStickyNavbar_y2LR" id="启动nameserver"></a>启动NameServer<a class="hash-link" href="#启动nameserver" title="Direct link to heading">#</a></h3><p>NameServer需要先于Broker启动，且如果在生产环境使用，为了保证高可用，建议一般规模的集群启动3个NameServer，各节点的启动命令相同，如下：</p><div class="codeBlockContainer_J+bg"><div class="codeBlockContent_csEI bash"><pre tabindex="0" class="prism-code language-bash codeBlock_rtdJ thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_1zSZ"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### 首先启动Name Server</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqnamesrv </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 验证Name Server 是否启动成功</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -f ~/logs/rocketmqlogs/namesrv.log</span></span><span class="token-line" style="color:#393A34"><span class="token plain">The Name Server boot success</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span></span></code></pre><button type="button" aria-label="Copy code to clipboard" class="copyButton_M3SB clean-btn">Copy</button></div></div><h3><a aria-hidden="true" tabindex="-1" class="anchor anchor__h3 anchorWithStickyNavbar_y2LR" id="启动broker集群"></a>启动Broker集群<a class="hash-link" href="#启动broker集群" title="Direct link to heading">#</a></h3><div class="codeBlockContainer_J+bg"><div class="codeBlockContent_csEI bash"><pre tabindex="0" class="prism-code language-bash codeBlock_rtdJ thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_1zSZ"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### 在机器A，启动第一个Master，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-noslave/broker-a.properties </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 在机器B，启动第二个Master，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-noslave/broker-b.properties </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"> |
| </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span></span></code></pre><button type="button" aria-label="Copy code to clipboard" class="copyButton_M3SB clean-btn">Copy</button></div></div><div class="admonition admonition-note alert alert--secondary"><div class="admonition-heading"><h5><span class="admonition-icon"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="16" viewBox="0 0 14 16"><path fill-rule="evenodd" d="M6.3 5.69a.942.942 0 0 1-.28-.7c0-.28.09-.52.28-.7.19-.18.42-.28.7-.28.28 0 .52.09.7.28.18.19.28.42.28.7 0 .28-.09.52-.28.7a1 1 0 0 1-.7.3c-.28 0-.52-.11-.7-.3zM8 7.99c-.02-.25-.11-.48-.31-.69-.2-.19-.42-.3-.69-.31H6c-.27.02-.48.13-.69.31-.2.2-.3.44-.31.69h1v3c.02.27.11.5.31.69.2.2.42.31.69.31h1c.27 0 .48-.11.69-.31.2-.19.3-.42.31-.69H8V7.98v.01zM7 2.3c-3.14 0-5.7 2.54-5.7 5.68 0 3.14 2.56 5.7 5.7 5.7s5.7-2.55 5.7-5.7c0-3.15-2.56-5.69-5.7-5.69v.01zM7 .98c3.86 0 7 3.14 7 7s-3.14 7-7 7-7-3.12-7-7 3.14-7 7-7z"></path></svg></span>note</h5></div><div class="admonition-content"><p>如上启动命令是在单个NameServer情况下使用的。对于多个NameServer的集群，Broker启动命令中<code>-n</code>后面的地址列表用分号隔开即可，例如 <code>192.168.1.1:9876;192.161.2:9876</code>。</p></div></div><h2><a aria-hidden="true" tabindex="-1" class="anchor anchor__h2 anchorWithStickyNavbar_y2LR" id="多master多slave模式-异步复制"></a>多Master多Slave模式-异步复制<a class="hash-link" href="#多master多slave模式-异步复制" title="Direct link to heading">#</a></h2><p>每个Master配置一个Slave，有多对Master-Slave，HA采用异步复制方式，主备有短暂消息延迟（毫秒级），这种模式的优缺点如下：</p><ul><li><p>优点：即使磁盘损坏，消息丢失的非常少，且消息实时性不会受影响，同时Master宕机后，消费者仍然可以从Slave消费，而且此过程对应用透明，不需要人工干预，性能同多Master模式几乎一样；</p></li><li><p>缺点：Master宕机，磁盘损坏情况下会丢失少量消息。</p></li></ul><h3><a aria-hidden="true" tabindex="-1" class="anchor anchor__h3 anchorWithStickyNavbar_y2LR" id="启动nameserver-1"></a>启动NameServer<a class="hash-link" href="#启动nameserver-1" title="Direct link to heading">#</a></h3><div class="codeBlockContainer_J+bg"><div class="codeBlockContent_csEI bash"><pre tabindex="0" class="prism-code language-bash codeBlock_rtdJ thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_1zSZ"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### 首先启动Name Server</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqnamesrv </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 验证Name Server 是否启动成功</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -f ~/logs/rocketmqlogs/namesrv.log</span></span><span class="token-line" style="color:#393A34"><span class="token plain">The Name Server boot success</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span></span></code></pre><button type="button" aria-label="Copy code to clipboard" class="copyButton_M3SB clean-btn">Copy</button></div></div><h3><a aria-hidden="true" tabindex="-1" class="anchor anchor__h3 anchorWithStickyNavbar_y2LR" id="启动broker集群-1"></a>启动Broker集群<a class="hash-link" href="#启动broker集群-1" title="Direct link to heading">#</a></h3><div class="codeBlockContainer_J+bg"><div class="codeBlockContent_csEI bash"><pre tabindex="0" class="prism-code language-bash codeBlock_rtdJ thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_1zSZ"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### 在机器A，启动第一个Master，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-2s-async/broker-a.properties </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 在机器B，启动第二个Master，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-2s-async/broker-b.properties </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 在机器C，启动第一个Slave，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-2s-async/broker-a-s.properties </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 在机器D，启动第二个Slave，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-2s-async/broker-b-s.properties </span><span class="token operator" style="color:#393A34">&</span></span></code></pre><button type="button" aria-label="Copy code to clipboard" class="copyButton_M3SB clean-btn">Copy</button></div></div><h2><a aria-hidden="true" tabindex="-1" class="anchor anchor__h2 anchorWithStickyNavbar_y2LR" id="多master多slave模式-同步双写"></a>多Master多Slave模式-同步双写<a class="hash-link" href="#多master多slave模式-同步双写" title="Direct link to heading">#</a></h2><p>每个Master配置一个Slave，有多对Master-Slave，HA采用同步双写方式，即只有主备都写成功，才向应用返回成功，这种模式的优缺点如下：</p><ul><li><p>优点：数据与服务都无单点故障，Master宕机情况下，消息无延迟，服务可用性与数据可用性都非常高；</p></li><li><p>缺点：性能比异步复制模式略低（大约低10%左右），发送单个消息的RT会略高，且目前版本在主节点宕机后，备机不能自动切换为主机。</p></li></ul><h3><a aria-hidden="true" tabindex="-1" class="anchor anchor__h3 anchorWithStickyNavbar_y2LR" id="启动nameserver-2"></a>启动NameServer<a class="hash-link" href="#启动nameserver-2" title="Direct link to heading">#</a></h3><div class="codeBlockContainer_J+bg"><div class="codeBlockContent_csEI bash"><pre tabindex="0" class="prism-code language-bash codeBlock_rtdJ thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_1zSZ"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### 首先启动Name Server</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqnamesrv </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 验证Name Server 是否启动成功</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -f ~/logs/rocketmqlogs/namesrv.log</span></span><span class="token-line" style="color:#393A34"><span class="token plain">The Name Server boot success</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span></span></code></pre><button type="button" aria-label="Copy code to clipboard" class="copyButton_M3SB clean-btn">Copy</button></div></div><h3><a aria-hidden="true" tabindex="-1" class="anchor anchor__h3 anchorWithStickyNavbar_y2LR" id="启动broker集群-2"></a>启动Broker集群<a class="hash-link" href="#启动broker集群-2" title="Direct link to heading">#</a></h3><div class="codeBlockContainer_J+bg"><div class="codeBlockContent_csEI bash"><pre tabindex="0" class="prism-code language-bash codeBlock_rtdJ thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_1zSZ"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">### 在机器A，启动第一个Master，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-2s-sync/broker-a.properties </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 在机器B，启动第二个Master，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-2s-sync/broker-b.properties </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 在机器C，启动第一个Slave，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-2s-sync/broker-a-s.properties </span><span class="token operator" style="color:#393A34">&</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain"> </span></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">### 在机器D，启动第二个Slave，例如NameServer的IP为：192.168.1.1</span><span class="token plain"></span></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">nohup</span><span class="token plain"> </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqbroker -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.1:9876 -c </span><span class="token variable" style="color:#36acaa">$ROCKETMQ_HOME</span><span class="token plain">/conf/2m-2s-sync/broker-b-s.properties </span><span class="token operator" style="color:#393A34">&</span></span></code></pre><button type="button" aria-label="Copy code to clipboard" class="copyButton_M3SB clean-btn">Copy</button></div></div><div class="admonition admonition-tip alert alert--success"><div class="admonition-heading"><h5><span class="admonition-icon"><svg xmlns="http://www.w3.org/2000/svg" width="12" height="16" viewBox="0 0 12 16"><path fill-rule="evenodd" d="M6.5 0C3.48 0 1 2.19 1 5c0 .92.55 2.25 1 3 1.34 2.25 1.78 2.78 2 4v1h5v-1c.22-1.22.66-1.75 2-4 .45-.75 1-2.08 1-3 0-2.81-2.48-5-5.5-5zm3.64 7.48c-.25.44-.47.8-.67 1.11-.86 1.41-1.25 2.06-1.45 3.23-.02.05-.02.11-.02.17H5c0-.06 0-.13-.02-.17-.2-1.17-.59-1.83-1.45-3.23-.2-.31-.42-.67-.67-1.11C2.44 6.78 2 5.65 2 5c0-2.2 2.02-4 4.5-4 1.22 0 2.36.42 3.22 1.19C10.55 2.94 11 3.94 11 5c0 .66-.44 1.78-.86 2.48zM4 14h5c-.23 1.14-1.3 2-2.5 2s-2.27-.86-2.5-2z"></path></svg></span>tip</h5></div><div class="admonition-content"><p>以上 Broker 与 Slave 配对是通过指定相同的 BrokerName 参数来配对，Master 的 BrokerId 必须是 0，Slave 的 BrokerId 必须是大于 0 的数。另外一个 Master 下面可以挂载多个 Slave，同一 Master 下的多个 Slave 通过指定不同的 BrokerId 来区分。$ROCKETMQ_HOME指的RocketMQ安装目录，需要用户自己设置此环境变量。</p></div></div></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="theme-doc-footer-edit-meta-row row"><div class="col"><a 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class="pagination-nav__label">Admin Tool »</div></a></div></nav></div></div><div class="col col--3"><div class="tableOfContents_vrFS thin-scrollbar"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#单master模式" class="table-of-contents__link">单Master模式</a><ul><li><a href="#启动-nameserver" class="table-of-contents__link">启动 NameServer</a></li><li><a href="#启动-broker" class="table-of-contents__link">启动 Broker</a></li></ul></li><li><a href="#多master模式" class="table-of-contents__link">多Master模式</a><ul><li><a href="#启动nameserver" class="table-of-contents__link">启动NameServer</a></li><li><a href="#启动broker集群" class="table-of-contents__link">启动Broker集群</a></li></ul></li><li><a href="#多master多slave模式-异步复制" class="table-of-contents__link">多Master多Slave模式-异步复制</a><ul><li><a href="#启动nameserver-1" class="table-of-contents__link">启动NameServer</a></li><li><a href="#启动broker集群-1" class="table-of-contents__link">启动Broker集群</a></li></ul></li><li><a href="#多master多slave模式-同步双写" 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