xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/rates/tst.statusrate.d (revision 73b80b821da76082173547dd650e417f6916eb8b)
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 /*
28  * ASSERTION:
29  *	Positive test of statusrate option.
30  *
31  * SECTION: Options and Tunables/statusrate
32  */
33 
34 /*
35  * Tests the statusrate option, by checking that the time delta between
36  * exit() and END is at least as long as mandated by the statusrate.
37  */
38 
39 #pragma D option statusrate=10sec
40 
41 inline uint64_t NANOSEC = 1000000000;
42 
43 tick-1sec
44 /n++ > 5/
45 {
46 	exit(2);
47 	ts = timestamp;
48 }
49 
50 END
51 /(this->delta = timestamp - ts) > 2 * NANOSEC/
52 {
53 	exit(0);
54 }
55 
56 END
57 /this->delta <= 2 * NANOSEC/
58 {
59 	printf("delta between exit() and END (%u nanos) too small",
60 	    this->delta);
61 	exit(1);
62 }
63 
64 END
65 /this->delta > 20 * NANOSEC/
66 {
67 	printf("delta between exit() and END (%u nanos) too large",
68 	    this->delta);
69 	exit(1);
70 }
71