https://shocksolution.com/tags/logical-volume-manager/Recent content in Logical Volume Manager on shocksolution.comHugoen-usFri, 19 Dec 2014 17:23:19 +0000https://shocksolution.com/posts/lvm-device-mapper-reload-ioctl-failed-invalid-argument/Fri, 19 Dec 2014 17:23:19 +0000https://shocksolution.com/posts/lvm-device-mapper-reload-ioctl-failed-invalid-argument/<p><a href="https://%3C%3Cwww.sourceware.org/lvm2/&amp;gt%3E;" title="LVM2">LVM2 (Logical Volume Management)</a> is pretty amazing, but when something goes wrong, it&rsquo;s not easy to troubleshoot. This is not the fault of the tools, but a reflection that LVM is relatively new in Linux, and not widely understood.</p> <h2 id="what-i-tried-to-do">What I Tried to Do</h2> <p>I tried to <a href="http://manpages.ubuntu.com/manpages/utopic/en/man8/lvextend.8.html" title="man%20lvextend%20Ubuntu">increase the size of a logical volume with the lvextend command</a>:</p> <div class="code-block"> <button class="code-copy" type="button" hidden aria-label="Copy code to clipboard"> <span class="code-copy-label" aria-hidden="true">Copy</span> </button> <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-text" data-lang="text"><span style="display:flex;"><span>lvextend --extents 100%FREE /dev/VolumeGroup1/var</span></span></code></pre></div> </div><p>This form of the command is supposed to use all of the free space in the volume group.</p>