service: introduce WatchdogSec and hook up the watchdog with the existing failure...

[elogind.git] / man / systemd.service.xml

diff --git a/man/systemd.service.xml b/man/systemd.service.xml
index 7b6f12d069bd18ca5f26d711e720c024cf7233c4..0b5edb85603059229364f9f8dc4d00af9900c41d 100644 (file)
--- a/man/systemd.service.xml
+++ b/man/systemd.service.xml
@@ -459,6 +459,24 @@
                                 90s.</para></listitem>
                         </varlistentry>
 
+                        <varlistentry>
+                                <term><varname>WatchdogSec=</varname></term>
+                                <listitem><para>Configures the watchdog
+                                timeout for a service. This is activated
+                                when the start-up is completed. The service
+                                must call
+                                <citerefentry><refentrytitle>sd_notify</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+                                regularly with "WATCHDOG=1". If the time
+                                between two such calls is larger than
+                                the configured time then the service
+                                enters a failure state. By setting
+                                <term><varname>Restart=</varname></term>
+                                to <option>on-failure</option> or
+                                <option>always</option> the service can
+                                be restarted. Defaults to 0s, which
+                                disables this feature.</para></listitem>
+                        </varlistentry>
+
                         <varlistentry>
                                 <term><varname>Restart=</varname></term>
                                 <listitem><para>Configures whether the
@@ -671,11 +689,11 @@
                                 <listitem><para>Specifies the name of
                                 the socket units this service shall
                                 inherit the sockets from when the
-                                service (ignoring the different suffix
-                                of course) is started. Normally it
+                                service is started. Normally it
                                 should not be necessary to use this
                                 setting as all sockets whose unit
                                 shares the same name as the service
+                                (ignoring the different suffix of course)
                                 are passed to the spawned
                                 process.</para>