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 28# 29# Copyright (c) 2012 by Delphix. All rights reserved. 30# 31 32if [ $# != 1 ]; then 33 echo expected one argument: '<'dtrace-path'>' 34 exit 2 35fi 36 37dtrace=$1 38 39$dtrace -wZq -x switchrate=100ms -s /dev/stdin <<EOF 40pid*:date:: 41{ 42 printf("%s:%s\n", probefunc, probename); 43} 44 45tick-1s 46/i++ > 5/ 47{ 48 exit(0); 49} 50 51tick-1s 52/(i % 2) == 0/ 53{ 54 system("dtrace -c date -n 'pid\$target::main:entry' >/dev/null"); 55} 56 57tick-1s 58/(i % 2) == 1/ 59{ 60 system("dtrace -c date -n 'pid\$target::main:return' >/dev/null"); 61} 62EOF 63 64exit $status 65