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  * This D script is used as an example in the Solaris Dynamic Tracing Guide
27  * wiki in the "vminfo Provider" Chapter.
28  *
29  * The full text of the this chapter may be found here:
30  *
31  *   http://wikis.sun.com/display/DTrace/vminfo+Provider
32  *
33  * On machines that have DTrace installed, this script is available as
34  * soffice.d in /usr/demo/dtrace, a directory that contains all D scripts
35  * used in the Solaris Dynamic Tracing Guide.  A table of the scripts and their
36  * corresponding chapters may be found here:
37  *
38  *   file:///usr/demo/dtrace/index.html
39  */
40 
41 vminfo:::maj_fault,
42 vminfo:::zfod,
43 vminfo:::as_fault
44 /execname == "soffice.bin" && start == 0/
45 {
46 	/*
47 	 * This is the first time that a vminfo probe has been hit; record
48 	 * our initial timestamp.
49 	 */
50 	start = timestamp;
51 }
52 
53 vminfo:::maj_fault,
54 vminfo:::zfod,
55 vminfo:::as_fault
56 /execname == "soffice.bin"/
57 {
58 	/*
59 	 * Aggregate on the probename, and lquantize() the number of seconds
60 	 * since our initial timestamp.  (There are 1,000,000,000 nanoseconds
61 	 * in a second.)  We assume that the script will be terminated before
62 	 * 60 seconds elapses.
63 	 */
64 	@[probename] =
65 	    lquantize((timestamp - start) / 1000000000, 0, 60);
66 }
67