Date: Wed, 4 Nov 2015 10:35:10 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r290359 - user/pho/stress2/misc Message-ID: <201511041035.tA4AZAoF048760@repo.freebsd.org>
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Author: pho Date: Wed Nov 4 10:35:10 2015 New Revision: 290359 URL: https://svnweb.freebsd.org/changeset/base/290359 Log: New scenario added. Sponsored by: EMC / Isilon storage division Added: user/pho/stress2/misc/maxmemdom.sh (contents, props changed) Added: user/pho/stress2/misc/maxmemdom.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/maxmemdom.sh Wed Nov 4 10:35:10 2015 (r290359) @@ -0,0 +1,48 @@ +#!/bin/sh + +# +# Copyright (c) 2015 EMC Corp. +# 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. +# +# $FreeBSD$ +# + +# Demonstrate that "options MAXMEMDOM" is broken. +# panic: vm_page_alloc: missing page +# https://people.freebsd.org/~pho/stress/log/maxmemdom.txt + +. ../default.cfg + +[ `sysctl -n vm.ndomains` -eq 1 ] && exit 0 +size=$((`sysctl -n hw.physmem` / 1024 / 1024)) +need=$((size * 2)) +d1=${diskimage}.1 +d2=${diskimage}.2 +rm -f $d1 $d2 +[ `df -k $(dirname $diskimage) | tail -1 | awk '{print int($4 / 1024)'}` -lt \ + $need ] && printf "Need %d MB on %s.\n" $need `dirname $diskimage` && exit +dd if=/dev/zero of=$d1 bs=1m count=$size 2>&1 | \ + egrep -v "records|transferred" +cp $d1 $d2 +rm -f $d1 $d2
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