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 newfs $newfs_flags md$mdstart > /dev/null 52 mount /dev/md$mdstart $mp1 53 54 mount -t nullfs $opt $mp1 $mp2 55 56 i=1 57 (mkdir $mp2/test$i; cd $mp2/test$i; /tmp/fstool -l -f 50 -n 500 -s 4k) 58 rm -rf $mp2/test$i 59 sync 60 sleep 5 61 62 parallel=4 63 for j in `jot 5`; do 64 s=`date '+%s'` 65 for i in `jot $parallel`; do 66 (mkdir $mp2/test$i; cd $mp2/test$i; \ 67 /tmp/fstool -l -f 50 -n 500 -s $((i * 4))k) & 68 done 69 for i in `jot $parallel`; do 70 wait 71 done 72 rm -rf $mp2/* 73 echo $((`date '+%s'` - $s)) 74 done 75 while mount | grep -wq $mp2; do 76 umount $mp2 || sleep 1 77 done 78 while mount | grep $mp1 | grep -q /dev/md; do 79 umount $mp1 || sleep 1 80 done 81 mdconfig -d -u $mdstart 82} 83 84test "-o nocache" > $NOCACHE 85test "-o cache" > $CACHE 86 87ministat -s -w 60 $NOCACHE $CACHE 88rm -f /tmp/fstool $CACHE $NOCACHE 89