1#!/bin/sh 2 3# 4# Copyright (c) 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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 30 31# Run with marcus.cfg on a malloc backed MD with option trim. 32# Various panics seen with WiP kernel code. For example: 33# panic: Bad tailq head 0xfffff80160cb7170 first->prev != head 34 35. ../default.cfg 36 37malloc_wait=`sysctl vm.md_malloc_wait | awk {'print $NF}'` 38[ $malloc_wait != 1 ] && sysctl vm.md_malloc_wait=1 39mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint 40mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart 41 42size="128m" 43[ `uname -m` = "amd64" ] && size="1g" 44[ $# -eq 0 ] && trim=-t 45s=0 46opt="" 47[ "$newfs_flags" = "-U" ] && opt="-U -j" 48export MAXSWAPPCT=80 49for flag in ' ' $opt; do 50 echo "mdconfig -a -t malloc -o reserve -s $size -u $mdstart" 51 mdconfig -a -t malloc -o reserve -s $size -u $mdstart || exit 1 52 53 echo "newfs $trim $flag md$mdstart" 54 newfs $trim $flag md$mdstart > /dev/null 55 mount /dev/md$mdstart $mntpoint || exit 1 56 chmod 777 $mntpoint 57 58 export runRUNTIME=5m 59 export RUNDIR=$mntpoint/stressX 60 61 su $testuser -c 'cd ..; ./run.sh marcus.cfg' > /dev/null 2>&1 62 63 for i in `jot 6`; do 64 umount $mntpoint && break || sleep 10 65 done 66 [ $i -eq 6 ] && { s=1; break; } 67 checkfs /dev/md$mdstart || s=1 68 mdconfig -d -u $mdstart 69done 70[ $malloc_wait != 1 ] && sysctl vm.md_malloc_wait=$malloc_wait 71exit $s 72