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      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