1 #!/usr/sbin/dtrace -s 2 /* 3 * icmpstat.d - print ICMP statistics. Uses DTrace. 4 * 5 * This prints ICMP statistics every second, retrieved from the MIB provider. 6 * This is a simple script to demonstrate the ability to trace ICMP events. 7 * 8 * $Id: icmpstat.d,v 1.1.1.1 2015/09/30 22:01:09 christos Exp $ 9 * 10 * USAGE: icmpstat.d 11 * 12 * FIELDS: 13 * STATISTIC ICMP statistic name 14 * VALUE total of statistic during sample 15 * 16 * The above ICMP statistics are documented in the mib2_icmp struct 17 * in the /usr/include/inet/mib2.h file; and also in the mib provider 18 * chapter of the DTrace Guide, http://docs.sun.com/db/doc/817-6223. 19 * 20 * COPYRIGHT: Copyright (c) 2005 Brendan Gregg. 21 * 22 * CDDL HEADER START 23 * 24 * The contents of this file are subject to the terms of the 25 * Common Development and Distribution License, Version 1.0 only 26 * (the "License"). You may not use this file except in compliance 27 * with the License. 28 * 29 * You can obtain a copy of the license at Docs/cddl1.txt 30 * or http://www.opensolaris.org/os/licensing. 31 * See the License for the specific language governing permissions 32 * and limitations under the License. 33 * 34 * CDDL HEADER END 35 * 36 * 25-Jul-2005 Brendan Gregg Created this. 37 * 25-Jul-2005 " " Last update. 38 */ 39 40 #pragma D option quiet 41 42 /* 43 * Save Data 44 */ 45 mib:::icmp* 46 { 47 @icmp[probename] = sum(arg0); 48 } 49 50 /* 51 * Print Output 52 */ 53 profile:::tick-1sec 54 { 55 printf("%Y,\n\n", walltimestamp); 56 printf("%32s %8s\n", "STATISTIC", "VALUE"); 57 printa("%32s %@8d\n", @icmp); 58 printf("\n"); 59 60 trunc(@icmp); 61 } 62