chiark / gitweb /
vconsole: more completely cover fedora legacy vconsole configuration
[elogind.git] / man / systemd.timer.xml
index 5845383..9b6b486 100644 (file)
                 timer specific configuration options are configured in
                 the [Timer] section.</para>
 
-                <para>For each timer file a matching unit file must
+                <para>For each timer file, a matching unit file must
                 exist, describing the unit to activate when the timer
-                elapses. By default a service by the same name as the
+                elapses. By default, a service by the same name as the
                 timer (except for the suffix) is activated. Example: a
                 timer file <filename>foo.timer</filename> activates a
                 matching service <filename>foo.service</filename>. The
                 unit to activate may be controlled by
                 <varname>Unit=</varname> (see below).</para>
+
+                <para>Unless <varname>DefaultDependencies=</varname>
+                is set to <option>false</option>, timer units will
+                implicitly have dependencies of type
+                <varname>Conflicts=</varname> and
+                <varname>Before=</varname> on
+                <filename>shutdown.target</filename>. These ensure
+                that timer units are stopped cleanly prior to system
+                shutdown. Only timer units involved with early boot or
+                late system shutdown should disable this
+                option.</para>
         </refsect1>
 
         <refsect1>
 
                 <variablelist>
                         <varlistentry>
-                                <term><varname>OnActive=</varname></term>
-                                <term><varname>OnBootup=</varname></term>
-                                <term><varname>OnStartup=</varname></term>
-                                <term><varname>OnUnitActive=</varname></term>
-                                <term><varname>OnUnitInactive=</varname></term>
+                                <term><varname>OnActiveSec=</varname></term>
+                                <term><varname>OnBootSec=</varname></term>
+                                <term><varname>OnStartupSec=</varname></term>
+                                <term><varname>OnUnitActiveSec=</varname></term>
+                                <term><varname>OnUnitInactiveSec=</varname></term>
 
                                 <listitem><para>Defines timers
                                 relative to different starting points:
-                                <varname>OnActive=</varname> defines a
+                                <varname>OnActiveSec=</varname> defines a
                                 timer relative to the moment the timer
                                 itself is
-                                activated. <varname>OnBootup=</varname>
+                                activated. <varname>OnBootSec=</varname>
                                 defines a timer relative to when the
                                 machine was booted
-                                up. <varname>OnStartup=</varname>
+                                up. <varname>OnStartupSec=</varname>
                                 defines a timer relative to when
                                 systemd was
-                                started. <varname>OnUnitActive=</varname>
+                                started. <varname>OnUnitActiveSec=</varname>
                                 defines a timer relative to when the
                                 unit the timer is activating was last
-                                activated. <varname>OnUnitInactive=</varname>
+                                activated. <varname>OnUnitInactiveSec=</varname>
                                 defines a timer relative to when the
                                 unit the timer is activating was last
                                 deactivated.</para>
 
                                 <para>Multiple directives may be
-                                combined, of the same and of different
+                                combined of the same and of different
                                 types. For example, by combining
-                                <varname>OnBoot=</varname> and
-                                <varname>OnUnitActive=</varname> it is
+                                <varname>OnBootSec=</varname> and
+                                <varname>OnUnitActiveSec=</varname> it is
                                 possible to define a timer that
                                 elapses in regular intervals and
                                 activates a specific service each
 
                                 <para>The arguments to the directives
                                 are time spans configured in
-                                seconds. Example: "OnBoot=50" means
+                                seconds. Example: "OnBootSec=50" means
                                 50s after boot-up. The argument may
                                 also include time units. Example:
-                                "OnBoot=5h 30min" means 5 hours and 30
+                                "OnBootSec=5h 30min" means 5 hours and 30
                                 minutes after boot-up. For details
                                 about the syntax of time spans see
                                 <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>.</para>
 
                                 <para>If a timer configured with
-                                <varname>OnBootup=</varname> or
-                                <varname>OnStartup=</varname> is
+                                <varname>OnBootSec=</varname> or
+                                <varname>OnStartupSec=</varname> is
                                 already in the past when the timer
                                 unit is activated, it will immediately
                                 elapse and the configured unit is
                                 directives.</para></listitem>
 
                                 <para>These are monotonic timers,
-                                independant of wall-clock time and timezones. If the
+                                independent of wall-clock time and timezones. If the
                                 computer is temporarily suspended, the
                                 monotonic clock stops too.</para>
 
                                 when this timer elapses. The argument is a
                                 unit name, whose suffix is not
                                 <filename>.timer</filename>. If not
-                                specified this value defaults to a
+                                specified, this value defaults to a
                                 service that has the same name as the
                                 timer unit, except for the
                                 suffix. (See above.) It is recommended
                                 that the unit name that is activated
                                 and the unit name of the timer unit
-                                is chosen identical except for the
+                                are named identically, except for the
                                 suffix.</para></listitem>
                         </varlistentry>
                 </variablelist>
         <refsect1>
                   <title>See Also</title>
                   <para>
-                          <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+                          <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.unit</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
                           <citerefentry><refentrytitle>systemd.service</refentrytitle><manvolnum>5</manvolnum></citerefentry>