1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma D option quiet
28
29dtrace:::BEGIN
30{
31	start = timestamp;
32}
33
34sched:::on-cpu
35/execname == $$1/
36{
37	self->ts = timestamp;
38}
39
40sched:::off-cpu
41/self->ts/
42{
43	@[cpu] = sum(timestamp - self->ts);
44	self->ts = 0;
45}
46
47profile:::tick-1sec
48/++x == 10/
49{
50	exit(0);
51}
52
53dtrace:::END
54{
55	printf("CPU distribution over %d seconds:\n\n",
56	    (timestamp - start) / 1000000000);
57	printf("CPU microseconds\n--- ------------\n");
58	normalize(@, 1000);
59	printa("%3d %@d\n", @);
60}
61