xref: /freebsd/tools/test/stress2/misc/suj25.sh (revision 3c4ba5f55438f7afd4f4b0b56f88f2bb505fd6a6)
1#!/bin/sh
2
3#
4# Copyright (c) 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# Destill of problems found by suj16.sh:
30# - fsync: giving up on dirty
31# - mksnap_ffs looping
32# Also seen: panic: ffs_update: bad link cnt
33
34[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
35
36. ../default.cfg
37
38mount | grep -w $mntpoint  | grep -q /dev/md && umount -f $mntpoint
39mdconfig -l | grep -q md$mdstart &&  mdconfig -d -u $mdstart
40
41mdconfig -a -t swap -s 2g -u $mdstart || exit 1
42
43newfs -j md$mdstart > /dev/null 2>&1
44
45mount /dev/md$mdstart $mntpoint
46chmod 777 $mntpoint
47
48cp -R /usr/include $mntpoint/1
49cp -R /usr/include $mntpoint/2
50cp -R /usr/include $mntpoint/3
51cp -R /usr/include $mntpoint/4
52rm -rf $mntpoint/1 &
53sleep 2
54
55while [ ! -s  $mntpoint/.snap/suj25 ]; do
56	rm -f  $mntpoint/.snap/suj25
57	mksnap_ffs  $mntpoint  $mntpoint/.snap/suj25
58	n=$((n + 1))
59	[ $n -gt 5 ] && break
60done
61wait
62
63while mount | grep $mntpoint | grep -q /dev/md; do
64	umount $mntpoint || sleep 1
65done
66mdconfig -d -u $mdstart
67