1*8a272653SPeter Holm#!/bin/sh 2*8a272653SPeter Holm 3*8a272653SPeter Holm# 4*8a272653SPeter Holm# Copyright (c) 2016 EMC Corp. 5*8a272653SPeter Holm# All rights reserved. 6*8a272653SPeter Holm# 7*8a272653SPeter Holm# Redistribution and use in source and binary forms, with or without 8*8a272653SPeter Holm# modification, are permitted provided that the following conditions 9*8a272653SPeter Holm# are met: 10*8a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright 11*8a272653SPeter Holm# notice, this list of conditions and the following disclaimer. 12*8a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright 13*8a272653SPeter Holm# notice, this list of conditions and the following disclaimer in the 14*8a272653SPeter Holm# documentation and/or other materials provided with the distribution. 15*8a272653SPeter Holm# 16*8a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17*8a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18*8a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19*8a272653SPeter Holm# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20*8a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21*8a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22*8a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23*8a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24*8a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25*8a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26*8a272653SPeter Holm# SUCH DAMAGE. 27*8a272653SPeter Holm# 28*8a272653SPeter Holm 29*8a272653SPeter Holm# Simple dtrace(1) test scenario. 30*8a272653SPeter Holm# https://people.freebsd.org/~pho/stress/log/dtrace.txt 31*8a272653SPeter Holm 32*8a272653SPeter Holm[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 33*8a272653SPeter Holm. ../default.cfg 34*8a272653SPeter Holmdtrace -n 'dtrace:::BEGIN { exit(0); }' > /dev/null 2>&1 || exit 0 35*8a272653SPeter Holm 36*8a272653SPeter Holmmount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint 37*8a272653SPeter Holm[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart 38*8a272653SPeter Holmmdconfig -a -t swap -s 2g -u $mdstart 39*8a272653SPeter Holmbsdlabel -w md$mdstart auto 40*8a272653SPeter Holmnewfs md${mdstart}$part > /dev/null 41*8a272653SPeter Holmmount /dev/md${mdstart}$part $mntpoint 42*8a272653SPeter Holmchmod 777 $mntpoint 43*8a272653SPeter Holm 44*8a272653SPeter Holmexport runRUNTIME=5m 45*8a272653SPeter Holmexport RUNDIR=$mntpoint/stressX 46*8a272653SPeter Holm 47*8a272653SPeter Holmlog=/tmp/dtrace.$$ 48*8a272653SPeter Holmtrap "rm -f $log" EXIT INT 49*8a272653SPeter Holmdtrace -w -n 'syscall::*read:entry,syscall::*write:entry {\ 50*8a272653SPeter Holm @rw[execname,probefunc] = count(); }' > $log 2>&1 & 51*8a272653SPeter Holmpid=$! 52*8a272653SPeter Holmsleep 1 53*8a272653SPeter Holmsu $testuser -c 'cd ..; ./run.sh marcus.cfg' > /dev/null 2>&1 54*8a272653SPeter Holmkill -INT $pid > /dev/null 2>&1 55*8a272653SPeter Holmwhile pgrep -q dtrace; do 56*8a272653SPeter Holm pkill dtrace 57*8a272653SPeter Holm sleep 2 58*8a272653SPeter Holmdone 59*8a272653SPeter Holmwait 60*8a272653SPeter Holmtail -5 $log 61*8a272653SPeter Holm 62*8a272653SPeter Holmwhile mount | grep "on $mntpoint " | grep -q /dev/md; do 63*8a272653SPeter Holm umount $mntpoint || sleep 1 64*8a272653SPeter Holmdone 65*8a272653SPeter Holmmdconfig -d -u $mdstart 66*8a272653SPeter Holmkldstat | grep -q dtraceall && 67*8a272653SPeter Holm kldunload dtraceall.ko 68*8a272653SPeter Holmexit 0 69