1#!/bin/sh 2 3# 4# Copyright (c) 2008, 2011 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: snapacct_ufs2: bad block" seen: 30# https://people.freebsd.org/~pho/stress/log/snap5-1.txt 31 32[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 33 34. ../default.cfg 35 36mount | grep -q "on /tmp (ufs," || exit 0 37mnt2=$mntpoint 38[ ! -d $mnt2 ] && mkdir $mnt2 39 40mkdir -p /tmp/.snap 41trap "rm -f /tmp/.snap/stress2" 0 42start=`date '+%s'` 43while [ `date '+%s'` -lt $((start + 600)) ]; do 44 if mount | grep -q "/dev/md$mdstart on $mnt2"; then 45 umount $mnt2 || exit 2 46 fi 47 if mdconfig -l | grep -q md$mdstart; then 48 mdconfig -d -u $mdstart || exit 3 49 fi 50 rm -f /tmp/.snap/stress2 51 52 mksnap_ffs /tmp /tmp/.snap/stress2 || continue 53 mdconfig -a -t vnode -f /tmp/.snap/stress2 -u $mdstart -o readonly || 54 exit 4 55 mount -o ro /dev/md$mdstart $mnt2 || exit 5 56 57 ls -l $mnt2 > /dev/null 58 sleep `jot -r 1 0 119` 59done 60mount | grep -q "/dev/md$mdstart on $mnt2" && umount $mnt2 61mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart 62