xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/rates/tst.statusrate.d (revision 40cb5e5daa7b80bb70fcf8dadfb20f9281566331)
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	"%Z%%M%	%I%	%E% SMI"
28 
29 /*
30  * ASSERTION:
31  *	Positive test of statusrate option.
32  *
33  * SECTION: Options and Tunables/statusrate
34  */
35 
36 /*
37  * Tests the statusrate option, by checking that the time delta between
38  * exit() and END is at least as long as mandated by the statusrate.
39  */
40 
41 #pragma D option statusrate=10sec
42 
43 inline uint64_t NANOSEC = 1000000000;
44 
45 tick-1sec
46 /n++ > 5/
47 {
48 	exit(2);
49 	ts = timestamp;
50 }
51 
52 END
53 /(this->delta = timestamp - ts) > 2 * NANOSEC/
54 {
55 	exit(0);
56 }
57 
58 END
59 /this->delta <= 2 * NANOSEC/
60 {
61 	printf("delta between exit() and END (%u nanos) too small",
62 	    this->delta);
63 	exit(1);
64 }
65 
66 END
67 /this->delta > 20 * NANOSEC/
68 {
69 	printf("delta between exit() and END (%u nanos) too large",
70 	    this->delta);
71 	exit(1);
72 }
73