freebsd-dev/tools/test/stress2/misc/fsync.sh
Peter Holm 8a272653d9 stress2: Initial import
Discussed with:	 kib
2021-03-03 15:11:40 +01:00

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#!/bin/sh
#
# Copyright (c) 2016 EMC Corp.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# vfs_write_suspend() test scenario.
# The unusual combination of newfs(8) flags: J and j triggers:
# fsync: giving up on dirty
# GEOM_JOURNAL: Cannot suspend file system /mnt (error=35). (EAGAIN)
[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
. ../default.cfg
[ $((`sysctl -n hw.usermem` / 1024 / 1024 / 1024)) -le 10 ] &&
exit 0
md1=$mdstart
md2=$((mdstart + 1))
size=5g
jsize=3g
for u in $md1 $md2; do
[ -c /dev/md$u ] && mdconfig -d -u $u
mdconfig -a -t swap -s $size -u $u
done
gmirror load > /dev/null 2>&1 && unload=1
gmirror label -v -b split -s 2048 data /dev/md$md1 /dev/md$md2 \
|| exit 1
[ "`sysctl -in kern.geom.mirror.launch_mirror_before_timeout`" = "0" ] &&
sleep $((`sysctl -n kern.geom.mirror.timeout` + 1))
gjournal load > /dev/null 2>&1
gjournal label -s $jsize /dev/mirror/data > /dev/null ||
{ gmirror stop data; exit 1; }
sleep .5
s=1
if [ -c /dev/mirror/data.journal ]; then
newfs -J -j /dev/mirror/data.journal > /dev/null
mount -o async /dev/mirror/data.journal $mntpoint || exit 1
chmod 777 $mntpoint
export runRUNTIME=10m
export RUNDIR=$mntpoint/stressX
su $testuser -c 'cd ..; ./run.sh disk.cfg'
s=0
gjournal sync
umount $mntpoint
while mount | grep $mntpoint | grep -q /mirror/data; do
umount $mntpoint || sleep 1
done
else
echo "FAIL /dev/mirror/data.journal not found"
fi
gjournal stop /dev/mirror/data
gjournal unload
gmirror stop data
[ $unload ] && gmirror unload
for u in $md2 $md1; do
mdconfig -d -u $u
done
exit $s