https://www.sgtu.ltd/tags/cluster/ Recent content in Cluster on 个人日志 Hugo -- 0.151.2 en CC BY-SA 4.0 license · ©️ ZetoHkr · 辽ICP备2023006270号-1 Fri, 07 Aug 2026 00:00:00 +0000 https://www.sgtu.ltd/posts/how-to-configure-mysql-cluster/ Fri, 07 Aug 2026 00:00:00 +0000 https://www.sgtu.ltd/posts/how-to-configure-mysql-cluster/ <h1 id="prerequisites">Prerequisites</h1> <ul> <li>3 Virtual Machines or servers (Using Ubuntu 24.04 LTS here).</li> <li>Ensure <code>mysql-server</code> and <code>mysql-shell</code> are installed. (If not installed, use this command: <code>apt install mysql-server mysql-shell -y</code>).</li> <li>These three servers must have network connectivity with each other.</li> <li>Edit <code>/etc/mysql/mysql.conf.d/mysqld.cnf</code> and change <code>bind-address = 127.0.0.1</code> to <code>bind-address = 0.0.0.0</code>. Restart MySQL after making this change.</li> </ul> <h1 id="getting-started-">Getting Started 🚀</h1> <h2 id="update-the-etchosts-file">Update the <code>/etc/hosts</code> file</h2> <blockquote> <p><em>Run on all 3 servers</em></p> </blockquote> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-plaintext" data-lang="plaintext"><span class="line"><span class="cl">127.0.0.1 localhost </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl">192.168.100.140 db-node-01 </span></span><span class="line"><span class="cl">192.168.100.141 db-node-02 </span></span><span class="line"><span class="cl">192.168.100.142 db-node-03 </span></span></code></pre></div><h2 id="update-hostnames">Update hostnames</h2> <blockquote> <p><em>Run on all 3 servers respectively</em></p>