65 lines
2.3 KiB
Bash
Executable File
65 lines
2.3 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2008, 2011 Peter Holm <pho@FreeBSD.org>
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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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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
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. ../default.cfg
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# Test with two snapshots
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# 20070506 Page fault in g_io_request+0x7f
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mount | grep -q "on /tmp (ufs," || exit 0
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rm -f /tmp/.snap/stress2.1
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rm -f /tmp/.snap/stress2.2
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trap "rm -f /tmp/.snap/stress2.?" 0
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mount | grep $mntpoint | grep -q md && umount $mntpoint
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m1=$mdstart
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m2=$((m1 + 1))
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[ -c /dev/md$m1 ] && mdconfig -d -u $m1
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[ -c /dev/md$m2 ] && mdconfig -d -u $m2
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start=`date '+%s'`
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while [ `date '+%s'` -lt $((start + 1200)) ]; do
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mksnap_ffs /tmp /tmp/.snap/stress2.1
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mksnap_ffs /tmp /tmp/.snap/stress2.2
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if [ -r /tmp/.snap/stress2.1 -a -r /tmp/.snap/stress2.2 ]; then
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mdconfig -a -t vnode -f /tmp/.snap/stress2.1 -u $m1 -o readonly
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mdconfig -a -t vnode -f /tmp/.snap/stress2.2 -u $m2 -o readonly
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mount -o ro /dev/md$m1 $mntpoint
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sleep 3
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for i in `jot 3`; do
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umount $mntpoint && break
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sleep 2
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done
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mdconfig -d -u $m1
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mdconfig -d -u $m2
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fi
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rm -f /tmp/.snap/stress2.1 /tmp/.snap/stress2.2
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done
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exit 0
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