xref: /freebsd/tools/test/stress2/misc/umount2.sh (revision 4543ef516683042d46f3bd3bb8a4f3f746e00499)
1#!/bin/sh
2
3#
4# Copyright (c) 2017 Dell EMC Isilon
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# # ps -l
30# UID   PID  PPID CPU PRI NI  VSZ  RSS MWCHAN STAT TT     TIME COMMAND
31#   0 72280     1   0  20  0 5992 1768 mntref D     0- 0:03.20 umount /mnt
32
33# https://people.freebsd.org/~pho/stress/log/kostik990.txt
34
35[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
36[ `swapinfo | wc -l` -eq 1 ] && exit 0
37
38. ../default.cfg
39
40mount | grep -q "on $mntpoint " && umount -f $mntpoint
41[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart
42mdconfig -a -t swap -s 5g -u $mdstart
43newfs $newfs_flags md$mdstart > /dev/null
44mount /dev/md$mdstart $mntpoint
45chmod 777 $mntpoint
46
47size=$((`sysctl -n hw.physmem` / 1024 / 1024))
48[ $size -gt $((4 * 1024)) ] &&
49    echo "RAM should be capped to 4GB for this test."
50
51export RUNDIR=$mntpoint/stressX
52export runRUNTIME=5m
53export TESTPROGS="
54testcases/symlink/symlink
55testcases/openat/openat
56testcases/fts/fts
57testcases/lockf/lockf
58"
59
60export ftsINCARNATIONS=192
61export lockfINCARNATIONS=132
62export openatINCARNATIONS=218
63export symlinkINCARNATIONS=201
64
65export ftsLOAD=100
66export lockfLOAD=100
67export openatLOAD=100
68export symlinkLOAD=100
69
70export ftsHOG=1
71export lockfHOG=1
72export openatHOG=1
73export symlinkHOG=1
74
75su $testuser -c 'cd ..; ./testcases/run/run $TESTPROGS'
76
77sync
78umount $mntpoint &
79sleep 5
80kill -0 $! 2>/dev/null && { ps -lp$! | grep mntref && exit 1; }
81wait
82
83for i in `jot 6`; do
84	mount | grep -q "on $mntpoint " || break
85	umount $mntpoint && break || sleep 10
86done
87[ $i -eq 6 ] && exit 1
88mdconfig -d -u $mdstart
89exit 0
90