Controls services monitored by supervise(8).
svc [ -udopchaitkx ] services
services consists of any number of arguments, each argument naming a directory used by supervise(8).
svc applies all the options to each service in turn.
-u
Up. If the service is not running, start it. If the service stops, restart it.
-d
Down. If the service is running, send it a TERM signal and then a CONT signal. After it stops, do not restart it.
-o
Once. If the service is not running, start it. Do not restart it if it stops.
-p
Pause. Send the service a STOP signal.
-c
Continue. Send the service a CONT signal.
-h
Hangup. Send the service a HUP signal.
-a
Alarm. Send the service an ALRM signal.
-i
Interrupt. Send the service an INT signal.
-t
Terminate. Send the service a TERM signal.
-k
Kill. Send the service a KILL signal.
-x
Exit. supervise(8) will exit as soon as the service is down. If you use this option on a stable system, you're doing something wrong; supervise(8) is designed to run forever.
supervise(8), svok(8), svstat(8), svscanboot(8), svscan(8), readproctitle(8), fghack(8), pgrphack(8), multilog(8), tai64n(8), tai64nlocal(8), setuidgid(8), envuidgid(8), envdir(8), softlimit(8), setlock(8)
http://cr.yp.to/daemontools.html