https://zhangdapeng.dev/tags/ntp/Recent content in NTP on Dapeng ZhangHugo -- gohugo.ioen-usWed, 09 Jul 2025 10:42:36 +0000https://zhangdapeng.dev/p/ntpdate-bao-cuo-the-ntp-socket-is-in-use-exiting/Wed, 09 Jul 2025 10:42:36 +0000https://zhangdapeng.dev/p/ntpdate-bao-cuo-the-ntp-socket-is-in-use-exiting/<p><em><strong>ntpdate报错the NTP socket is in use, exiting</strong></em></p> <p>客户端使用ntpdate与NTP服务器进行时钟同步时，报错&quot;the NTP socket is in use, exiting&quot;，如下：</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span><span style="color:#f92672">[</span>root@h3 vdsm<span style="color:#f92672">]</span><span style="color:#75715e"># ntpdate us.pool.ntp.org</span> </span></span><span style="display:flex;"><span><span style="color:#ae81ff">21</span> Feb 03:04:30 ntpdate<span style="color:#f92672">[</span>19759<span style="color:#f92672">]</span>: the NTP socket is in use, exiting </span></span></code></pre></div><p>原因：<code>ntp服务已运行</code><br> 解决办法：</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span><span style="color:#f92672">[</span>root@h3 vdsm<span style="color:#f92672">]</span><span style="color:#75715e"># service ntpd stop</span> </span></span><span style="display:flex;"><span>Shutting down ntpd: <span style="color:#f92672">[</span> OK <span style="color:#f92672">]</span> </span></span><span style="display:flex;"><span><span style="color:#f92672">[</span>root@h3 vdsm<span style="color:#f92672">]</span><span style="color:#75715e"># ntpdate us.pool.ntp.org</span> </span></span><span style="display:flex;"><span><span style="color:#ae81ff">21</span> Feb 03:06:55 ntpdate<span style="color:#f92672">[</span>19961<span style="color:#f92672">]</span>: step time server 192.168.0.253 offset 46.911562 sec </span></span></code></pre></div><p>更新完之后记得重新启动ntpd</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>service ntpd start </span></span></code></pre></div>