https://wassimaouadi.com/tags/linux-targets/ Recent content in Linux Targets on Hugo en Wed, 15 Jul 2026 21:31:13 +0200 https://wassimaouadi.com/technotes/linuxunits/ Wed, 15 Jul 2026 21:31:13 +0200 https://wassimaouadi.com/technotes/linuxunits/ <h1 id="linux-units">Linux units</h1> <p>Units are configuration files that describe the resources that are managed by <em>systemd</em>. They are stored in four filesystem paths. If I do a manual search I can approximately tell where they are:</p> <pre tabindex="0"><code>Wassim@linux:~$ find / -mindepth 1 -name systemd 2&gt;/dev/null /home/Wassim/Documents/ddupdate/systemd /home/Wassim/.config/systemd /run/systemd /run/udev/tags/systemd /run/user/1000/systemd /etc/xdg/systemd /etc/systemd /var/lib/systemd /var/lib/flatpak/runtime/org.gnome.Platform/x86_64/49/e51263e53d04900556e2f97ac2b27201f632f604d68d67f50323f9a99389fdb0/files/lib/systemd /var/lib/flatpak/runtime/org.gnome.Platform/x86_64/49/e51263e53d04900556e2f97ac2b27201f632f604d68d67f50323f9a99389fdb0/files/share/licenses/gnome/systemd /var/lib/flatpak/runtime/org.gnome.Platform/x86_64/50/a8da766dd0273a67539d2b98358ed6809d8e729280baf63428108837135229d3/files/lib/systemd &lt;---- output omitted ----&gt; /var/lib/snapd/snap/gnome-3-38-2004/143/usr/lib/systemd /usr/lib/systemd /usr/lib/systemd/systemd /usr/lib64/systemd /usr/lib64/python3.12/site-packages/systemd /usr/share/licenses/systemd /usr/share/doc/systemd /usr/share/systemd /usr/share/cockpit/systemd Wassim@linux:~$ </code></pre><p><em>/run/systemd</em> seem to store runtime unit files, because <em>/run/</em> typically contains runtime data, so it can not be a permanent location of systemd unit files. There is also <em>/etc/systemd</em> and <em>/usr/lib/systemd/system/</em>. The latter appears to store system units:</p>