xref: /freebsd/tools/test/stress2/misc/trim3.sh (revision a8089ea5aee578e08acab2438e82fc9a9ae50ed8)
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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
30
31# Run with marcus.cfg on a 1 GB swap backed MD with option trim.
32# A swap backed MD has caused a "vmwait" hang in "CAM taskq".
33# A variation of trim.sh
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
40size="1g"
41[ $# -eq 0 ] && trim=-t
42n=0
43opt=""
44s=0
45[ "$newfs_flags" = "-U" ] && opt="-U -j"
46for flag in ' ' $opt; do
47	echo "mdconfig -a -t swap -s $size -u $mdstart"
48	mdconfig -a -t swap -s $size -u $mdstart || exit 1
49
50	echo "newfs $trim $flag md$mdstart"
51	newfs $trim $flag md$mdstart > /dev/null
52
53	mount /dev/md$mdstart $mntpoint
54	chmod 777 $mntpoint
55
56	export runRUNTIME=7m
57	export RUNDIR=$mntpoint/stressX
58
59	su $testuser -c 'cd ..; ./run.sh marcus.cfg' > /dev/null 2>&1
60
61	for i in `jot 6`; do
62		mount | grep -q "on $mntpoint " || break
63		umount $mntpoint && break || sleep 10
64		[ $i -eq 6 ] &&
65		    { echo FAIL; fstat -mf $mntpoint; exit 1; }
66	done
67	checkfs /dev/md$mdstart || s=$?
68	mdconfig -d -u $mdstart
69done
70exit $s
71