xref: /freebsd/tools/test/stress2/misc/nullfs2.sh (revision dd41de95a84d979615a2ef11df6850622bf6184e)
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# Simple nullfs test scenario.
30
31# Deadlock seen:
32# https://people.freebsd.org/~pho/stress/log/nullfs2-2.txt
33# suj34.sh seems to trigger the same problem.
34
35[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
36
37. ../default.cfg
38
39# NULLFS(5) and SUJ has known issues.
40mount | grep "on `df $RUNDIR | sed  '1d;s/.* //'` " | \
41    grep -q  "journaled soft-updates" &&
42    { echo "Skipping test due to SUJ."; exit 0; }
43
44mount | grep -q "on $mntpoint " && umount -f $mntpoint
45
46mount -t nullfs $RUNDIR $mntpoint
47
48export RUNDIR=$mntpoint/stressX
49export runRUNTIME=10m
50(cd ..; ./run.sh marcus.cfg)
51
52while mount | grep -q "on $mntpoint "; do
53	umount $mntpoint || sleep 1
54done
55