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 2006 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"@(#)tst.aggrate.d	1.1	06/08/28 SMI"
28
29/*
30 * ASSERTION:
31 *   If the aggregation rate is set properly, there should be no aggregation
32 *   drops.
33 *
34 * SECTION: Aggregations/Minimizing drops;
35 *	Options and Tunables/aggrate;
36 *	Options and Tunables/aggsize
37 */
38
39/*
40 * We rely on the fact that at least 30 bytes must be stored per aggregation
41 * iteration, but that no more than 300 bytes are stored per iteration.
42 * We are going to let this run for ten seconds.  If the aggregation rate
43 * is being set properly, there should be no aggregation drops.  Note that
44 * this test (regrettably) may be scheduling sensitive -- but it should only
45 * fail on the most pathological systems.
46 */
47#pragma D option aggsize=300
48#pragma D option aggrate=10msec
49#pragma D option quiet
50
51int n;
52
53tick-100msec
54/n < 100/
55{
56	@a[n++] = sum(n);
57}
58
59tick-100msec
60/n == 100/
61{
62	exit(0);
63}
64
65END
66{
67	printa("%10d\n", @a);
68}
69