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<h1 class="kratos-entry-title text-center" itemprop="name headline">PVE修改主机名遇到的一些问题</h1>
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<li><time datetime="2023-02-05T16:02:43.000Z" itemprop="datePublished"><i class="fa fa-calendar"></i> 2023-02-06</time></li>
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<i class="fa fa-user"></i> 作者 <span itemprop="name">Bigsk</span>
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<div itemprop="articleBody"><h3 id="起因"><a href="#起因" class="headerlink" title="起因"></a>起因</h3><p>事情是这样的,因为打算换新服务器,然后打算沿用老的服务器的主机名,但是要做阵列之类的,老的操作系统就不用了,于是就需要临时的改掉老服务器的主机名防止冲突。</p>
<p>期间遇到很多问题发现PVE修改主机名需要注意很多不同的细节问题在这边作此篇记录一下顺便分享一下自己的经验</p>
<h3 id="经过"><a href="#经过" class="headerlink" title="经过"></a>经过</h3><h4 id="第一步修改Linux的主机名"><a href="#第一步修改Linux的主机名" class="headerlink" title="第一步修改Linux的主机名"></a>第一步修改Linux的主机名</h4><p>修改 <code>/etc/hostname</code> 中的主机名</p>
<h4 id="第二步修改PVE本地环路主机名"><a href="#第二步修改PVE本地环路主机名" class="headerlink" title="第二步修改PVE本地环路主机名"></a>第二步修改PVE本地环路主机名</h4><p>修改 <code>/etc/hosts</code> 中的本地环路主机名,它看起来应该是这样的:</p>
<figure class="highlight plaintext"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><span class="line">127.0.0.1 localhost.localdomain localhost</span><br><span class="line">你的内网IP 主机名.域名 主机名</span><br></pre></td></tr></table></figure>
<h4 id="第三步:如果构建了集群,还需要修改集群同步文件"><a href="#第三步:如果构建了集群,还需要修改集群同步文件" class="headerlink" title="第三步:如果构建了集群,还需要修改集群同步文件"></a>第三步:如果构建了集群,还需要修改集群同步文件</h4><h5 id="注意:千万不要改成集群内存在过的节点的名字!!!!"><a href="#注意:千万不要改成集群内存在过的节点的名字!!!!" class="headerlink" title="注意:千万不要改成集群内存在过的节点的名字!!!!"></a>注意:千万不要改成集群内存在过的节点的名字!!!!</h5><h5 id="不要问我为什么!!!!"><a href="#不要问我为什么!!!!" class="headerlink" title="不要问我为什么!!!! :("></a>不要问我为什么!!!! :(</h5><p>修改 <code>/etc/corosync/corosync.conf</code> 内的主机名,将所有原有的老主机名替换成新的</p>
<p>随后执行重启命令 <code>systemctl restart corosync</code></p>
<h4 id="最后工作:重启相关服务"><a href="#最后工作:重启相关服务" class="headerlink" title="最后工作:重启相关服务"></a>最后工作:重启相关服务</h4><figure class="highlight plaintext"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line">systemctl restart pve-cluster</span><br><span class="line">systemctl restart pvedaemon</span><br><span class="line">systemctl restart pveproxy</span><br></pre></td></tr></table></figure>
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