'\" te
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.\" Copyright 1989 AT&T
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.TH KILLALL 1M "Sep 14, 1992"
.SH NAME
killall \- kill all active processes
.SH SYNOPSIS
.LP
.nf
\fB/usr/sbin/killall\fR [\fIsignal\fR]
.fi

.SH DESCRIPTION
.sp
.LP
\fBkillall\fR is used by \fBshutdown\fR(1M) to kill all active processes not
directly related to the shutdown procedure.
.sp
.LP
\fBkillall\fR terminates all processes with open files so that the mounted file
systems will be unbusied and can be unmounted.
.sp
.LP
\fBkillall\fR sends \fIsignal\fR (see \fBkill\fR(1)) to the active processes.
If no \fIsignal\fR is specified, a default of \fB15\fR is used.
.sp
.LP
The \fBkillall\fR command can be run only by the super-user.
.SH SEE ALSO
.sp
.LP
\fBkill\fR(1), \fBps\fR(1), \fBfuser\fR(1M), \fBshutdown\fR(1M),
\fBsignal\fR(3C), \fBattributes\fR(5)