62 lines
2.1 KiB
Bash
Executable File
62 lines
2.1 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2015 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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# "Fatal trap 9: general protection fault while in kernel mode" seen:
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# https://people.freebsd.org/~pho/stress/log/lockf5.txt
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# Test scenario by: ngie@FreeBSD.org.
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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
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pgrep -q lockd || { echo "lockd not running."; exit 1; }
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. ../default.cfg
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[ -z "$nfs_export" ] && exit 0
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ping -c 2 `echo $nfs_export | sed 's/:.*//'` > /dev/null 2>&1 ||
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exit 0
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mount | grep -q "on $mntpoint " && umount -f $mntpoint
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mount -t nfs $nfs_export $mntpoint || exit 1
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sleep .5
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rm -rf $mntpoint/$0
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mkdir -p $mntpoint/$0
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for i in `jot 100`; do
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(cd $mntpoint/$0; lockf -t 10 f$i sleep 5) > /dev/null 2>&1 &
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done
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sleep 3
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umount -f $mntpoint
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wait
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mount -t nfs $nfs_export $mntpoint || exit 1
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sleep .5
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rm -rf $mntpoint/$0
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umount $mntpoint
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exit 0
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