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#!/usr/sbin/dtrace -s
/*
* intbycpu.d - interrupts by CPU.
* Written using DTrace (Solaris 10 3/05).
*
* $Id: intbycpu.d 3 2007-08-01 10:50:08Z brendan $
*
* USAGE: intbycpu.d # hit Ctrl-C to end sample
*
* FIELDS:
* CPU CPU number
* INTERRUPTS number of interrupts in sample
*
* This is based on a DTrace OneLiner from the DTraceToolkit.
*
* COPYRIGHT: 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
*
* 15-May-2005 Brendan Gregg Created this.
* 20-Apr-2006 " " Last update.
*/
#pragma D option quiet
dtrace:::BEGIN
{
printf("Tracing... Hit Ctrl-C to end.\n");
}
sdt:::interrupt-start { @num[cpu] = count(); }
dtrace:::END
{
printf("%-16s %16s\n", "CPU", "INTERRUPTS");
printa("%-16d %@16d\n", @num);
}
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