xref: /freebsd/tools/test/stress2/misc/suj26.sh (revision 6e36cfadbca9c537880d96d933bfd686f7606e30)
1#!/bin/sh
2
3#
4# Copyright (c) 2012 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# Variation of suj16.sh with more test programs and VM pressure.
30
31# Deadlocks seen.
32
33[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
34
35. ../default.cfg
36
37mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
38mdconfig -l | grep -q md$mdstart &&  mdconfig -d -u $mdstart
39
40mdconfig -a -t swap -s 2g -u $mdstart || exit 1
41
42[ $# -eq 1 ] && opt="$1" || opt="-j"
43newfs $opt md$mdstart > /dev/null 2>&1
44
45mount /dev/md$mdstart $mntpoint
46chmod 777 $mntpoint
47
48export runRUNTIME=10m
49export RUNDIR=$mntpoint/stressX
50export creatINCARNATIONS=2
51
52export TESTPROGS="
53testcases/creat/creat
54testcases/mkdir/mkdir
55testcases/swap/swap
56"
57su $testuser -c 'cd ..; ./testcases/run/run $TESTPROGS' > /dev/null 2>&1 &
58rpid=$!
59mdstart2=$((mdstart + 1))
60mntpoint2=${mntpoint}2
61[ -d $mntpoint2 ] || mkdir $mntpoint2
62mount | grep $mntpoint2 | grep -q /dev/md && umount -f $mntpoint2
63mdconfig -l | grep -q md$mdstart2 &&  mdconfig -d -u $mdstart2
64while kill -0 $rpid 2> /dev/null; do
65	rm -f $mntpoint/.snap/suj26
66	{ mksnap_ffs $mntpoint $mntpoint/.snap/suj26 || continue; } 2>&1 | \
67		grep -v "Resource temporarily unavailable"
68	[ ! -s $mntpoint/.snap/suj26 ] && continue
69	mdconfig -a -t vnode -f $mntpoint/.snap/suj26 -u $mdstart2 -o readonly
70	mount -r /dev/md$mdstart2 $mntpoint2
71
72	ls -l $mntpoint2 > /dev/null
73
74	while mount | grep $mntpoint2 | grep -q /dev/md; do
75		umount $mntpoint2 || sleep 1
76	done
77	mdconfig -d -u $mdstart2
78done
79wait
80
81while mount | grep $mntpoint | grep -q /dev/md; do
82	umount $mntpoint || sleep 1
83done
84mdconfig -d -u $mdstart
85