1#!/bin/sh 2 3# 4# Copyright (c) 2008-2011 Peter Holm <pho@FreeBSD.org> 5# All rights reserved. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26# SUCH DAMAGE. 27# 28 29# phk has seen freezes with this newfs option: "-b 32768 -f 4096 -O2" 30# 31# Deadlocks seen with this test and: 32# newfs -b 4096 -f 4096 -O2 md0c on a 128 Mb FS 33# newfs -b 4096 -f 1024 -O2 md0c on a 64 Mb FS 34# 20070505 newfs -b 4096 -f 4096 -O2 md0c on a 32 Mb FS: panic: lockmgr: locking against myself 35 36[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 37 38. ../default.cfg 39 40size=$((32 * 1024 * 1024)) 41opt="-O2" # newfs option. Eg. -U 42 43mount | grep "$mntpoint" | grep -q md$mdstart && umount $mntpoint 44[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart 45 46s=0 47while [ $size -le $((128 * 1024 * 1024)) ]; do 48 mb=$((size / 1024 / 1024)) 49 rm -f $diskimage 50 dd if=/dev/zero of=$diskimage bs=1m count=$mb status=none 51 mdconfig -a -t vnode -f $diskimage -u $mdstart || 52 { rm -f $diskimage; exit 1; } 53 blocksize=4096 54 while [ $blocksize -le 65536 ]; do 55 for i in 1 2 4 8; do 56 fragsize=$((blocksize / i)) 57 newfs -b $blocksize -f $fragsize $opt md$mdstart > \ 58 /dev/null 2>&1 59 mount /dev/md$mdstart $mntpoint 60 export RUNDIR=$mntpoint/stressX 61 export runRUNTIME=15s 62 export RUNTIME=$runRUNTIME 63 export CTRLDIR=$mntpoint/stressX.control 64 (cd ..; ./run.sh disk.cfg) > /dev/null 2>&1 & 65 sleep 15 66 ../tools/killall.sh 67 wait 68 while mount | grep "$mntpoint" | \ 69 grep -q md$mdstart; do 70 umount $mntpoint > /dev/null 2>&1 71 done 72 checkfs /dev/md$mdstart || s=1 73 done 74 blocksize=$((blocksize * 2)) 75 done 76 mdconfig -d -u $mdstart 77 size=$((size + 32 * 1024 * 1024)) 78done 79rm -f $diskimage 80exit $s 81