X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fsystemd.service.xml;h=837a992ba4fa1f17f419e86ad73115699facd7df;hb=96b0cb1181afba513e547a9233b7acd4ff622a94;hp=7b6f12d069bd18ca5f26d711e720c024cf7233c4;hpb=689b9a22f7fa89686b2b5240b7ee9f449dea5630;p=elogind.git diff --git a/man/systemd.service.xml b/man/systemd.service.xml index 7b6f12d06..837a992ba 100644 --- a/man/systemd.service.xml +++ b/man/systemd.service.xml @@ -198,8 +198,8 @@ below) should be set to open access to the notification socket provided by systemd. If - NotifyAccess= is not - set, it will implicitly be set to + NotifyAccess= is + not set, it will be implicitly set to . @@ -459,6 +459,38 @@ 90s. + + WatchdogSec= + Configures the + watchdog timeout for a service. This + is activated when the start-up is + completed. The service must call + sd_notify3 + regularly with "WATCHDOG=1". If the + time between two such calls is larger + than the configured time then the + service is placed in a failure + state. By setting + Restart= + to or + the service + will be automatically restarted. The + time configured here will be passed to + the executed service process in the + WATCHDOG_USEC= + environment variable. If + this option is used + NotifyAccess= (see + below) should be set to open access to + the notification socket provided by + systemd. If + NotifyAccess= is not + set, it will be implicitly set to + . Defaults to 0, + which disables this + feature. + + Restart= Configures whether the @@ -478,16 +510,19 @@ 0. If set to it will be restarted only when it exited with an - exit code not equalling 0, or when - terminated by a signal. If set to + exit code not equalling 0, when + terminated by a signal, when an + operation times out or when the + configured watchdog timeout is + triggered. If set to it will be restarted only if it exits due to reception of an uncaught signal. If set to the service will be restarted regardless - whether it exited cleanly or not, or + whether it exited cleanly or not, got terminated abnormally by a - signal. + signal or hit a timeout. @@ -660,10 +695,16 @@ accepted. If all services updates from all members of the service's control group are - accepted. This option must be set to + accepted. This option should be set to open access to the notification socket when using - Type=notify (see above). + Type=notify or + WatchdogUsec= (see + above). If those options are used but + NotifyAccess= not + configured it will be implicitly set + to + . @@ -671,11 +712,11 @@ 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. @@ -720,6 +761,66 @@ for details. + + StartLimitInterval= + StartLimitBurst= + + Configure service + start rate limiting. By default + services which are started more often + than 5 times within 10s are not + permitted to start any more times + until the 10s interval ends. With + these two options this rate limiting + may be modified. Use + StartLimitInterval= + to configure the checking interval + (defaults to 10s, set to 0 to disable + any kind of rate limiting). Use + StartLimitBurst= to + configure how many starts per interval + are allowed (defaults to 5). These + configuration options are particularly + useful in conjunction with + Restart=. + + + + StartLimitAction= + + Configure the action + to take if the rate limit configured + with + StartLimitInterval= + and + StartLimitBurst= is + hit. Takes one of + , + , + or + . If + is set, + hitting the rate limit will trigger no + action besides that the start will not + be + permitted. + causes a reboot following the normal + shutdown procedure (i.e. equivalent to + systemctl reboot), + causes + an forced reboot which will terminate + all processes forcibly but should + cause no dirty file systems on reboot + (i.e. equivalent to systemctl + reboot -f) and + + causes immediate execution of the + reboot2 + system call, which might result in + data loss. Defaults to + . + +