xref: /freebsd/tools/test/stress2/misc/racct.sh (revision cab6a39d7b343596a5823e65c0f7b426551ec22d)
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# Regression test inspired by Andriy Gapon for Bug 222027 - panic on
30# non-zero RACCT destroy.
31
32# "panic: destroying non-empty racct ..." seen.
33# https://people.freebsd.org/~pho/stress/log/racct.txt
34# "Page fault in slab_free_item()" seen:
35# https://people.freebsd.org/~pho/stress/log/racct-2.txt
36
37[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
38[ "`sysctl -in kern.racct.enable`" != "1" ] &&
39    echo "Note: kern.racct.enable is disabled"
40pgrep -Sq accounting || { service accounting onestart && started=1; }
41(cd ../testcases/swap; ./swap -t 2m -i 5 -v -l 100) > /dev/null &
42sleep .5
43start=`date +%s`
44while [ $((`date +%s` - start)) -lt 120 ]; do
45	pids=""
46	for i in `jot 5`; do
47		for i in `jot 500`; do
48			exec su -c xuser -m root -c ':' &
49		done &
50		pids="$pids $!"
51	done
52	wait $pids
53	while [ `pgrep su | wc -l` -gt 100 ]; do sleep 1; done
54done
55wait
56[ $started ] && service accounting onestop
57exit 0
58