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Diffstat (limited to 'doc/s6-svc.html')
| -rw-r--r-- | doc/s6-svc.html | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/doc/s6-svc.html b/doc/s6-svc.html index 5d45972..2de8ba4 100644 --- a/doc/s6-svc.html +++ b/doc/s6-svc.html @@ -60,6 +60,13 @@ Automatically restart it when it dies. </li> <li> <tt>-x</tt> : exit. When the service is asked to be down and the supervised process dies, s6-supervise will exit too. This command should normally never be used on a working system. </li> + <li> <tt>-X</tt> : close fds and exit. Like <tt>-x</tt>, but +<a href="s6-supervise.html">s6-supervise</a> will immediately close its +stdin, stdout and stderr. This is useful when s6-supervise has descriptors +open to the service it is supervising and the service is waiting for them +to close before exiting. Note that if this option is used, the last +execution of the service's <tt>finish</tt> script will be run with +stdin, stdout and stderr redirected to <tt>/dev/null</tt>. </li> <li> <tt>-O</tt> : Once at most. Do not restart the supervised process when it dies. If it is down when the command is received, do not even start it. </li> @@ -71,9 +78,10 @@ timeout is 0, which means that s6-svc will block indefinitely. </li> <li> <tt>-D</tt> : s6-svc will not exit until the service is down. </li> <li> <tt>-U</tt> : s6-svc will not exit until the service is up and <a href="notifywhenup.html">ready</a> as notified by the daemon itself. -Be careful to only use this command on services that send readiness -notifications and are managed by <a href="s6-notifywhenup.html">s6-notifywhenup</a>, -else the command will never be successful. </li> +If the <a href="servicedir.html">service directory</a> does not contain +a <tt>notification-fd</tt> file to tell +<a href="s6-supervise.html">s6-supervise</a> to accept readiness +notification, s6-svc will print a warning and ignore the command. </li> </ul> <h2> Usage examples </h2> |