systemd-udevd.service listens to kernel uevents and is needed for device
units to be available.
systemd-udevd.service is misspelled as systemd-udev.service in a couple places.
Fixing typo.
<para>systemd will dynamically create device units for all kernel devices that are marked with the
<literal>systemd</literal> udev tag (by default all block and network devices, and a few others). Note
- that <emphasis>if <filename>systemd-udev.service</filename> is not running, no device units will be
+ that <emphasis>if <filename>systemd-udevd.service</filename> is not running, no device units will be
available (for example in a typical container)</emphasis>.</para>
<para>Device units are named after the <filename>/sys/</filename>
-Files in this directory contain configuration for systemd-udev.service, a
+Files in this directory contain configuration for systemd-udevd.service, a
daemon that manages symlinks to device nodes, permissions of devices nodes,
emits device events for userspace, and renames network interfaces.