#!/usr/sbin/dtrace -s /* * icmpstat.d - print ICMP statistics. Uses DTrace. * * This prints ICMP statistics every second, retrieved from the MIB provider. * This is a simple script to demonstrate the ability to trace ICMP events. * * $Id: icmpstat.d,v 1.1.1.1 2015/09/30 22:01:07 christos Exp $ * * USAGE: icmpstat.d * * FIELDS: * STATISTIC ICMP statistic name * VALUE total of statistic during sample * * The above ICMP statistics are documented in the mib2_icmp struct * in the /usr/include/inet/mib2.h file; and also in the mib provider * chapter of the DTrace Guide, http://docs.sun.com/db/doc/817-6223. * * COPYRIGHT: Copyright (c) 2005 Brendan Gregg. * * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (the "License"). You may not use this file except in compliance * with the License. * * You can obtain a copy of the license at Docs/cddl1.txt * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * CDDL HEADER END * * 25-Jul-2005 Brendan Gregg Created this. * 25-Jul-2005 " " Last update. */ #pragma D option quiet /* * Save Data */ mib:::icmp* { @icmp[probename] = sum(arg0); } /* * Print Output */ profile:::tick-1sec { printf("%Y,\n\n", walltimestamp); printf("%32s %8s\n", "STATISTIC", "VALUE"); printa("%32s %@8d\n", @icmp); printf("\n"); trunc(@icmp); } |