xref: /illumos-gate/usr/src/cmd/dtrace/demo/io/iotime.d (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24*7c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate  */
26*7c478bd9Sstevel@tonic-gate 
27*7c478bd9Sstevel@tonic-gate #pragma D option quiet
28*7c478bd9Sstevel@tonic-gate 
29*7c478bd9Sstevel@tonic-gate BEGIN
30*7c478bd9Sstevel@tonic-gate {
31*7c478bd9Sstevel@tonic-gate 	printf("%10s %58s %2s %7s\n", "DEVICE", "FILE", "RW", "MS");
32*7c478bd9Sstevel@tonic-gate }
33*7c478bd9Sstevel@tonic-gate 
34*7c478bd9Sstevel@tonic-gate io:::start
35*7c478bd9Sstevel@tonic-gate {
36*7c478bd9Sstevel@tonic-gate 	start[args[0]->b_edev, args[0]->b_blkno] = timestamp;
37*7c478bd9Sstevel@tonic-gate }
38*7c478bd9Sstevel@tonic-gate 
39*7c478bd9Sstevel@tonic-gate io:::done
40*7c478bd9Sstevel@tonic-gate /start[args[0]->b_edev, args[0]->b_blkno]/
41*7c478bd9Sstevel@tonic-gate {
42*7c478bd9Sstevel@tonic-gate 	this->elapsed = timestamp - start[args[0]->b_edev, args[0]->b_blkno];
43*7c478bd9Sstevel@tonic-gate 	printf("%10s %58s %2s %3d.%03d\n", args[1]->dev_statname,
44*7c478bd9Sstevel@tonic-gate 	    args[2]->fi_pathname, args[0]->b_flags & B_READ ? "R" : "W",
45*7c478bd9Sstevel@tonic-gate 	    this->elapsed / 10000000, (this->elapsed / 1000) % 1000);
46*7c478bd9Sstevel@tonic-gate 	start[args[0]->b_edev, args[0]->b_blkno] = 0;
47*7c478bd9Sstevel@tonic-gate }
48