+ <varlistentry>
+ <term>WATCHDOG=trigger</term>
+
+ <listitem><para>Tells the service manager that the service detected an internal error that should be handled by
+ the configured watchdog options. This will trigger the same behaviour as if <varname>WatchdogSec=</varname> is
+ enabled and the service did not send <literal>WATCHDOG=1</literal> in time. Note that
+ <varname>WatchdogSec=</varname> does not need to be enabled for <literal>WATCHDOG=trigger</literal> to trigger
+ the watchdog action. See
+ <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry> for
+ information about the watchdog behavior. </para></listitem>
+ </varlistentry>
+