xref: /freebsd/tools/test/stress2/misc/geomleak.sh (revision d7d962ead0b6e5e8a39202d0590022082bf5bfb6)
1#!/bin/sh
2
3#
4# Copyright (c) 2018 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# GEOM leak regression test.
30# The problem was introduced in r328426 and fixed by r329375.
31
32. ../default.cfg
33[ `id -u` -ne 0 ] && echo "Must be root!" && exit 1
34
35set -e
36[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart
37
38old=`vmstat -m | awk '/GEOM/{print $2}'`
39for i in `jot 50`; do
40	mdconfig -a -t swap -s 500m -u $mdstart
41	newfs $newfs_flags /dev/md$mdstart > /dev/null 2>&1
42	mdconfig -d -u $mdstart
43done
44set +e
45new=`vmstat -m | awk '/GEOM/{print $2}'`
46if [ $((new - old)) -gt 5 ]; then
47	s=1
48	echo "InUse changed from $old to $new, leaking $((new - old)) GEOMs"
49else
50	s=0
51fi
52exit $s
53