Date: Fri, 7 Oct 2011 08:56:51 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r226094 - projects/stress2/misc Message-ID: <201110070856.p978upLW001511@svn.freebsd.org>
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Author: pho Date: Fri Oct 7 08:56:51 2011 New Revision: 226094 URL: http://svn.freebsd.org/changeset/base/226094 Log: Added MEMGUARD scenario for SU problem. Added: projects/stress2/misc/memguard.sh (contents, props changed) Added: projects/stress2/misc/memguard.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/stress2/misc/memguard.sh Fri Oct 7 08:56:51 2011 (r226094) @@ -0,0 +1,68 @@ +#!/bin/sh + +# +# Copyright (c) 2011 Peter Holm <pho@FreeBSD.org> +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# $FreeBSD$ +# + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + + +# MEMGUARD(9) test scenario: Page fault seen in softdep_setup_inomapdep(). + +. ../default.cfg + +sysctl vm | grep -q memguard || { echo "MEMGUARD(9) not enabled"; exit 1; } + +mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint +mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart + +mdconfig -a -t swap -s 20m -u $mdstart || exit 1 +bsdlabel -w md$mdstart auto + +newfs -U md${mdstart}$part > /dev/null + +mount /dev/md${mdstart}$part $mntpoint +chmod 777 $mntpoint + +export runRUNTIME=5m +export RUNDIR=$mntpoint/stressX +set `df -ik $mntpoint | tail -1 | awk '{print $4,$7}'` +export KBLOCKS=$(($1 * 2)) +export INODES=$(($2 * 2)) + +sysctl vm.memguard.options=3 > /dev/null +sysctl vm.memguard.desc=inodedep + +su $testuser -c 'cd ..; ./run.sh disk.cfg' > /dev/null + +sysctl vm.memguard.desc="" > /dev/null +sysctl vm.memguard.options=1 > /dev/null + +while mount | grep $mntpoint | grep -q /dev/md; do + umount $mntpoint || sleep 1 +done +mdconfig -d -u $mdstart
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