xref: /illumos-gate/usr/src/cmd/dtrace/demo/tcp/tcpstate.d (revision b1d7ec75953cd517f5b7c3d9cb427ff8ec5d7d07)
1 #!/usr/sbin/dtrace -s
2 /*
3  * CDDL HEADER START
4  *
5  * The contents of this file are subject to the terms of the
6  * Common Development and Distribution License (the "License").
7  * You may not use this file except in compliance 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 (c) 2010, Oracle and/or its affiliates. All rights reserved.
24  */
25 
26 #pragma D option quiet
27 
28 dtrace:::BEGIN
29 {
30 	printf("%-10s %-10s %-20s    %-20s\n", "C", "PID", "PREV", "NEW");
31 }
32 
33 
34 tcp:::state-change
35 {
36 	printf("%-10d %-10d %-20s -> %-20s\n", cpu, args[1]->cs_pid,
37 	    tcp_state_string[args[5]->tcps_state],
38 	    tcp_state_string[args[3]->tcps_state]);
39 }
40