1#!/bin/sh 2 3# 4# Copyright (c) 2009 Peter Holm <pho@FreeBSD.org> 5# All rights reserved. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26# SUCH DAMAGE. 27# 28 29# panic: vfs_mount_destroy: nonzero writeopcount, seen. 30 31[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 32 33. ../default.cfg 34 35mounts=15 # Number of parallel scripts 36 37if [ $# -eq 0 ]; then 38 # start the parallel tests 39 for i in `jot $mounts`; do 40 [ -d ${mntpoint}$i ] || mkdir -p ${mntpoint}$i 41 ./$0 $i & 42 ./$0 find & 43 done 44 wait 45 46else 47 if [ $1 = find ]; then 48 start=`date +%s` 49 while [ $((`date +%s`- start)) -lt 300 ]; do 50 find ${mntpoint}* -type f > /dev/null 2>&1 51 done 52 else 53 54 # The test: Parallel mount and unmounts 55 start=`date +%s` 56 while [ $((`date +%s`- start)) -lt 300 ]; do 57 m=$1 58 opt=`[ $(( m % 2 )) -eq 0 ] && echo -f` 59 mount -t tmpfs tmpfs ${mntpoint}$m 60 cp -r /usr/include/machine/a* ${mntpoint}$m 61 while mount | grep -qw $mntpoint$m; do 62 umount $opt ${mntpoint}$m > /dev/null 2>&1 63 done 64 done 65 fi 66fi 67