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#!/usr/sbin/dtrace -qs
/*
* kill.d - watch process signals as they are sent (eg, kill -9).
* Written in DTrace (Solaris 10 3/05).
*
* $Id: kill.d 3 2007-08-01 10:50:08Z brendan $
*
* USAGE: kill.d
*
* FIELDS:
* FROM source PID
* COMMAND source command name
* TO destination PID
* SIG destination signal ("9" for a kill -9)
* RESULT result of signal (-1 is for failure)
*
* SEE ALSO: Chapter 25, Solaris Dynamic Tracing Guide, docs.sun.com,
* for a solution using proc:::signal-send.
*
* COPYRIGHT: Copyright (c) 2005 Brendan Gregg.
*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at Docs/cddl1.txt
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* CDDL HEADER END
*
* 09-May-2004 Brendan Gregg Created this.
* 28-Jun-2005 " " Last update.
*/
dtrace:::BEGIN
{
/* Print header */
printf("%5s %12s %5s %-6s %s\n",
"FROM", "COMMAND", "SIG", "TO", "RESULT");
}
syscall::kill:entry
{
/* Record target PID and signal */
self->target = arg0;
self->signal = arg1;
}
syscall::kill:return
{
/* Print source, target, and result */
printf("%5d %12s %5d %-6d %d\n",
pid, execname, self->signal, self->target, (int)arg0);
/* Cleanup memory */
self->target = 0;
self->signal = 0;
}
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