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 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 * 25 * This D script is used as an example in the Solaris Dynamic Tracing Guide 26 * wiki in the "ip Provider" Chapter. 27 * 28 * The full text of the this chapter may be found here: 29 * 30 * http://wikis.sun.com/display/DTrace/ip+Provider 31 * 32 * On machines that have DTrace installed, this script is available as 33 * ipio.d in /usr/demo/dtrace, a directory that contains all D scripts 34 * used in the Solaris Dynamic Tracing Guide. A table of the scripts and their 35 * corresponding chapters may be found here: 36 * 37 * file:///usr/demo/dtrace/index.html 38 */ 39 40 #pragma D option quiet 41 #pragma D option switchrate=10hz 42 43 dtrace:::BEGIN 44 { 45 printf(" %3s %10s %15s %15s %8s %6s\n", "CPU", "DELTA(us)", 46 "SOURCE", "DEST", "INT", "BYTES"); 47 last = timestamp; 48 } 49 50 ip:::send 51 { 52 this->elapsed = (timestamp - last) / 1000; 53 printf(" %3d %10d %15s -> %15s %8s %6d\n", cpu, this->elapsed, 54 args[2]->ip_saddr, args[2]->ip_daddr, args[3]->if_name, 55 args[2]->ip_plength); 56 last = timestamp; 57 } 58 59 ip:::receive 60 { 61 this->elapsed = (timestamp - last) / 1000; 62 printf(" %3d %10d %15s <- %15s %8s %6d\n", cpu, this->elapsed, 63 args[2]->ip_daddr, args[2]->ip_saddr, args[3]->if_name, 64 args[2]->ip_plength); 65 last = timestamp; 66 } 67