xref: /freebsd/tools/test/stress2/misc/vmstat.sh (revision f81cdf24ba5436367377f7c8e8f51f6df2a75ca7)
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# vmstat(8) test scenario.
30# Deadlock seen:
31# https://people.freebsd.org/~pho/stress/log/vmstat.txt
32# Fixed by r331489.
33
34. ../default.cfg
35
36set -e
37(cd ../testcases/thr1; ./thr1 -t 1m -i 20 -l 100 > /dev/null) &	# churn
38pids=$!
39for i in `jot 16`; do
40	while true; do vmstat -z > /dev/null; done &
41	pids="$pids $!"
42done
43sleep 60
44set +e
45kill $pids > /dev/null 2>&1
46wait
47exit 0
48