https://homelab.nbkelley.com/tags/maintenance/ Recent content in Maintenance on homelab Hugo en Mon, 13 Apr 2026 00:00:00 +0000 https://homelab.nbkelley.com/docs/maintenance/linux_server_optimization/ Mon, 13 Apr 2026 00:00:00 +0000 https://homelab.nbkelley.com/docs/maintenance/linux_server_optimization/ <h1 id="linux-server-optimization">Linux Server Optimization<a class="anchor" href="#linux-server-optimization">#</a></h1> <h2 id="what-was-established">What Was Established<a class="anchor" href="#what-was-established">#</a></h2> <p>Optimizations for headless Ubuntu servers (specifically HP Pavilion and Thinkpad T480) to prevent sleep/suspend when the lid is closed.</p> <h2 id="key-decisions">Key Decisions<a class="anchor" href="#key-decisions">#</a></h2> <p>Modify <code>systemd-logind</code> to ignore lid switch events to ensure the server remains active when the laptop lid is closed.</p> <h2 id="current-configuration">Current Configuration<a class="anchor" href="#current-configuration">#</a></h2> <h3 id="prevent-sleep-on-lid-close">Prevent Sleep on Lid Close<a class="anchor" href="#prevent-sleep-on-lid-close">#</a></h3> <p>Edit <code>/etc/systemd/logind.conf</code>:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span>sudo nano /etc/systemd/logind.conf</span></span></code></pre></div><p>Ensure the following lines are uncommented and set to <code>ignore</code>:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-ini" data-lang="ini"><span style="display:flex;"><span><span style="color:#a6e22e">HandleLidSwitch</span><span style="color:#f92672">=</span><span style="color:#e6db74">ignore</span> </span></span><span style="display:flex;"><span><span style="color:#a6e22e">HandleLidSwitchExternalPower</span><span style="color:#f92672">=</span><span style="color:#e6db74">ignore</span> </span></span><span style="display:flex;"><span><span style="color:#a6e22e">HandleLidSwitchDocked</span><span style="color:#f92672">=</span><span style="color:#e6db74">ignore</span></span></span></code></pre></div><p>Apply the changes:</p>