1#!/bin/ksh -p 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# 24# Copyright 2008 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27# ident "%Z%%M% %I% %E% SMI" 28# 29 30if [ $# != 1 ]; then 31 echo expected one argument: '<'dtrace-path'>' 32 exit 2 33fi 34 35dtrace=$1 36 37$dtrace -wZq -x switchrate=100ms -s /dev/stdin <<EOF 38pid*:date:: 39{ 40 printf("%s:%s\n", probefunc, probename); 41} 42 43tick-1s 44/i++ > 5/ 45{ 46 exit(0); 47} 48 49tick-1s 50/(i % 2) == 0/ 51{ 52 system("dtrace -c date -ln 'pid\$target::main:entry' >/dev/null"); 53} 54 55tick-1s 56/(i % 2) == 1/ 57{ 58 system("dtrace -c date -ln 'pid\$target::main:return' >/dev/null"); 59} 60EOF 61 62exit $status 63