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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29
30/*
31 * ASSERTION:
32 * 	Positive avg() test
33 *
34 * SECTION: Aggregations/Aggregations
35 *
36 * NOTES:
37 *	Verifies that printing a clear()'d aggregation with an avg()
38 *	aggregation function of 0 doesn't cause divide-by-zero problems.
39 *
40 */
41
42#pragma D option quiet
43#pragma D option switchrate=50ms
44#pragma D option aggrate=1ms
45
46tick-100ms
47/(x++ % 5) == 0/
48{
49	@time = avg(0);
50}
51
52tick-100ms
53/x > 5 && x <= 20/
54{
55	printa(" %@d\n", @time);
56	clear(@time);
57}
58
59tick-100ms
60/x > 20/
61{
62	exit(0);
63}
64