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88 lines
2.6 KiB
Bash
Executable file
88 lines
2.6 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2013 Peter Holm <pho@FreeBSD.org>
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# nullfs cache / nocache benchmark
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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
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. ../default.cfg
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export LANG=C
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CACHE=nullfs11-cache.log
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NOCACHE=nullfs11-nocache.log
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mp1=$mntpoint
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mp2=${mntpoint}2
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[ -d $mp2 ] || mkdir $mp2
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rm -f $CACHE $NOCACHE
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mycc -o /tmp/fstool ../tools/fstool.c
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test() {
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opt=$1
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mount | grep -wq $mp2 && umount $mp2
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mount | grep -wq $mp1 && umount $mp1
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mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
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mdconfig -a -t swap -s 2g -u $mdstart || exit 1
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newfs $newfs_flags md$mdstart > /dev/null
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mount /dev/md$mdstart $mp1
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mount -t nullfs $opt $mp1 $mp2
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i=1
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(mkdir $mp2/test$i; cd $mp2/test$i; /tmp/fstool -l -f 50 -n 500 -s 4k)
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rm -rf $mp2/test$i
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sync
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sleep 5
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parallel=4
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for j in `jot 5`; do
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s=`date '+%s'`
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for i in `jot $parallel`; do
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(mkdir $mp2/test$i; cd $mp2/test$i; \
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/tmp/fstool -l -f 50 -n 500 -s $((i * 4))k) &
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done
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for i in `jot $parallel`; do
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wait
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done
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rm -rf $mp2/*
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echo $((`date '+%s'` - $s))
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done
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while mount | grep -wq $mp2; do
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umount $mp2 || sleep 1
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done
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while mount | grep $mp1 | grep -q /dev/md; do
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umount $mp1 || sleep 1
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done
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mdconfig -d -u $mdstart
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}
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test "-o nocache" > $NOCACHE
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test "-o cache" > $CACHE
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ministat -s -w 60 $NOCACHE $CACHE
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rm -f /tmp/fstool $CACHE $NOCACHE
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