109 lines
3.4 KiB
Bash
Executable File
109 lines
3.4 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2014 EMC Corp.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# Parallel mount and umount of file systems
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# "panic: Bad link elm 0xfffff8052a20cc00 prev->next != elm" seen:
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# http://people.freebsd.org/~pho/stress/log/crossmp3.txt
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# Fixed in r269853
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# panic: softdep_waitidle: work added after flush:
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# http://people.freebsd.org/~pho/stress/log/crossmp3-2.txt, fixed by r273967.
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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
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. ../default.cfg
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CONT=/tmp/crossmp3.continue
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if [ $# -eq 0 ]; then
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N=`sysctl -n hw.ncpu`
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usermem=`sysctl -n hw.usermem`
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[ `sysctl -n vm.swap_total` -eq 0 ] && usermem=$((usermem / 2))
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size=$((usermem / 1024 / 1024 / N))
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echo "Using $N memory disks of size $size MB."
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mounts=$N # Number of parallel scripts
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for i in `jot $mounts`; do
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m=$(( i + mdstart - 1 ))
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[ ! -d ${mntpoint}$m ] &&
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{ mkdir ${mntpoint}$m; chmod 755 ${mntpoint}$m; }
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mount | grep "${mntpoint}$m " | grep -q md$m &&
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umount ${mntpoint}$m
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mdconfig -l | grep -q md$m && mdconfig -d -u $m
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mdconfig -a -t swap -s ${size}m -u $m
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bsdlabel -w md$m auto
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newfs $newfs_flags md${m}$part > /dev/null 2>&1
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done
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# start the parallel tests
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touch $CONT
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for i in `jot $mounts`; do
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m=$(( i + mdstart - 1 ))
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./$0 $m &
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./$0 find &
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done
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wait
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for i in `jot $mounts`; do
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m=$(( i + mdstart - 1 ))
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while mount | grep -q "on ${mntpoint}$m "; do
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umount ${mntpoint}$m && break
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sleep 1
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done
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mdconfig -d -u $m
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done
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exit 0
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else
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if [ $1 = find ]; then
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while [ -f $CONT ]; do
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find ${mntpoint}* -type f > /dev/null 2>&1
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done
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else
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export runRUNTIME=20s
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# The test: Parallel mount and unmounts
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for i in `jot 3`; do
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m=$1
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mount /dev/md${m}$part ${mntpoint}$m &&
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chmod 777 ${mntpoint}$m
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export RUNDIR=${mntpoint}$m/stressX
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export CTRLDIR=${mntpoint}$m/stressX.control
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(cd ${mntpoint}$m && find . -delete)
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su $testuser -c 'cd ..; ./run.sh disk.cfg' > \
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/dev/null 2>&1
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while mount | grep -q "on ${mntpoint}$m "; do
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opt=$([ $((`date '+%s'` % 2)) -eq 0 ] && echo "-f")
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umount $opt ${mntpoint}$m > /dev/null 2>&1
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[ -f $CONT ] || break 2
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done
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done
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rm -f $CONT
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fi
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fi
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