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#!/usr/sbin/dtrace -s
/*
* sigdist.d - signal distribution by process name.
* Written using DTrace (Solaris 10 3/05)
*
* This is a simple DTrace script that prints the number of signals
* recieved by process and signal number. This script is also available
* as /usr/demo/dtrace/sig.d, where it originates.
*
* $Id: sigdist.d 4 2007-08-01 11:01:38Z brendan $
*
* USAGE: sigdist.d # hit Ctrl-C to end
*
* FIELDS:
* SENDER process name of sender
* RECIPIENT process name of target
* SIG signal number, see signal(3head)
* COUNT number of signals sent
*
* BASED ON: /usr/demo/dtrace/sig.d
*
* SEE ALSO: DTrace Guide "proc Provider" chapter (docs.sun.com)
* kill.d(1M)
*
* PORTIONS: Copyright (c) 2005, 2006 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-Jun-2005 Brendan Gregg Created this.
* 20-Apr-2006 " " Last update.
*/
#pragma D option quiet
dtrace:::BEGIN
{
printf("Tracing... Hit Ctrl-C to end.\n");
}
proc:::signal-send
{
@Count[execname, stringof(args[1]->pr_fname), args[2]] = count();
}
dtrace:::END
{
printf("%16s %16s %6s %6s\n", "SENDER", "RECIPIENT", "SIG", "COUNT");
printa("%16s %16s %6d %6@d\n", @Count);
}
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