+ system service manager.</para>
+
+ <para>Note that behaviour of monotonic clock timers (as configured with
+ <varname>OnActiveSec=</varname>, <varname>OnBootSec=</varname>, <varname>OnStartupSec=</varname>,
+ <varname>OnUnitActiveSec=</varname>, <varname>OnUnitInactiveSec=</varname>, see above) is altered
+ depending on this option. If false, a monotonic clock is used that is paused during system suspend
+ (<constant>CLOCK_MONOTONIC</constant>), if true a different monotonic clock is used that continues
+ advancing during system suspend (<constant>CLOCK_BOOTTIME</constant>), see
+ <citerefentry><refentrytitle>clock_getres</refentrytitle><manvolnum>2</manvolnum></citerefentry> for
+ details.</para></listitem>