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#!/bin/sh
#
# Copyright (c) 2010 Peter Holm <pho@FreeBSD.org>
# 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.
#
# Vnode reference leak test scenario.
# Will fail with "umount: unmount of /mnt5 failed: Device busy"
# vnode leak not seen on HEAD.
[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
. ../default.cfg
mount | grep "$mntpoint" | grep -q md${mdstart}$part && umount -f $mntpoint
mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
mdconfig -a -t swap -s 12m -u $mdstart
bsdlabel -w md$mdstart auto
newfs $newfs_flags md${mdstart}$part > /dev/null
mount /dev/md${mdstart}$part $mntpoint
chmod 777 $mntpoint
export runRUNTIME=5m
export LOAD=100
export swapLOAD=100
export RUNDIR=$mntpoint/stressX
for i in `jot 10`; do
su $testuser -c "\
cd ..; testcases/run/run testcases/mmap/mmap testcases/swap/swap
"
sync;sync;sync
sleep 5
n=0
while mount | grep -qw $mntpoint; do
umount $mntpoint > /dev/null 2>&1 || sleep 0.1
n=$((n + 1))
if [ $n -gt 25 ]; then
echo "*** Leak detected ***"
fstat $mntpoint
exit 1
fi
done
mount /dev/md${mdstart}$part $mntpoint
done
umount $mntpoint
mdconfig -d -u $mdstart
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