<para><filename>systemd-volatile-root.service</filename> is a service that replaces the root directory with a
volatile memory file system (<literal>tmpfs</literal>), mounting the original (non-volatile)
- <filename>/usr</filename> inside it read-only. This way, vendor data from <filename>/usr</filename> is available as
- usual, but all configuration data in <filename>/etc</filename>, all state data in <filename>/var</filename> and all
+ <filename>/usr/</filename> inside it read-only. This way, vendor data from <filename>/usr/</filename> is available as
+ usual, but all configuration data in <filename>/etc/</filename>, all state data in <filename>/var/</filename> and all
other resources stored directly under the root directory are reset on boot and lost at shutdown, enabling fully
stateless systems.</para>