.Dd February 2, 2015 .Dt KILLALL5 8 .Os ubase .Sh NAME .Nm killall5 .Nd send a signal to all processes .Sh SYNOPSIS .Nm .Op Fl o Ar pid1,pid2,...,pidN .Op Fl s Ar signal .Sh DESCRIPTION .Nm is an implementation of the SystemV .Xr killall 8 command. It sends a signal to all processes except kernel threads and the processes in its own session. It is primarily used by the system's init scripts. .Sh OPTIONS .Bl -tag -width Ds .It Fl o Tell .Nm to omit processes with that process id. .It Fl s Ar signal Send .Ar signal instead of the default SIGTERM. .El .Sh SEE ALSO .Xr halt 8 , .Xr reboot 8