xref: /freebsd/tools/test/stress2/misc/nullfs11.sh (revision ec0ea6efa1ad229d75c394c1a9b9cac33af2b1d3)
1#!/bin/sh
2
3#
4# Copyright (c) 2013 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# nullfs cache / nocache benchmark
30
31[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
32
33. ../default.cfg
34
35export LANG=C
36CACHE=nullfs11-cache.log
37NOCACHE=nullfs11-nocache.log
38mp1=$mntpoint
39mp2=${mntpoint}2
40[ -d $mp2 ] || mkdir $mp2
41rm -f $CACHE $NOCACHE
42
43mycc -o /tmp/fstool ../tools/fstool.c
44
45test() {
46	opt=$1
47	mount | grep -wq $mp2 && umount $mp2
48	mount | grep -wq $mp1 && umount $mp1
49	mdconfig -l | grep -q md$mdstart &&  mdconfig -d -u $mdstart
50	mdconfig -a -t swap -s 2g -u $mdstart || exit 1
51	bsdlabel -w md$mdstart auto
52	newfs $newfs_flags md${mdstart}$part > /dev/null
53	mount /dev/md${mdstart}$part $mp1
54
55	mount -t nullfs $opt $mp1 $mp2
56
57	i=1
58	(mkdir $mp2/test$i; cd $mp2/test$i; /tmp/fstool -l -f 50 -n 500 -s 4k)
59	rm -rf $mp2/test$i
60	sync
61	sleep 5
62
63	parallel=4
64	for j in `jot 5`; do
65		s=`date '+%s'`
66		for i in `jot $parallel`; do
67			(mkdir $mp2/test$i; cd $mp2/test$i; \
68			/tmp/fstool -l -f 50 -n 500 -s $((i * 4))k) &
69		done
70		for i in `jot $parallel`; do
71			wait
72		done
73		rm -rf $mp2/*
74		echo $((`date '+%s'` - $s))
75	done
76	while mount | grep -wq $mp2;  do
77		umount $mp2 || sleep 1
78	done
79	while mount | grep $mp1 | grep -q /dev/md; do
80		umount $mp1 || sleep 1
81	done
82	mdconfig -d -u $mdstart
83}
84
85test "-o nocache" > $NOCACHE
86test "-o cache"   > $CACHE
87
88ministat -s -w 60 $NOCACHE $CACHE
89rm -f /tmp/fstool $CACHE $NOCACHE
90