Date: Sun, 1 Mar 2020 08:53:46 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r358481 - user/pho/stress2/misc Message-ID: <202003010853.0218rkDC070099@repo.freebsd.org>
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Author: pho Date: Sun Mar 1 08:53:45 2020 New Revision: 358481 URL: https://svnweb.freebsd.org/changeset/base/358481 Log: Added an old swap test scenario. Added: user/pho/stress2/misc/swap5.sh (contents, props changed) Added: user/pho/stress2/misc/swap5.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/swap5.sh Sun Mar 1 08:53:45 2020 (r358481) @@ -0,0 +1,52 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# Copyright (c) 2019 Dell EMC Isilon +# +# 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. +# +# $FreeBSD$ +# + +# Test with out of swap space: +# swp_pager_getswapspace(32): failed + +# "panic: freeing free block" sen with WiP kernel code: +# https://people.freebsd.org/~pho/stress/log/dougm027.txt + +. ../default.cfg +[ `id -u` -ne 0 ] && echo "Must be root!" && exit 1 +[ `sysctl -n hw.physmem` -lt $(( 5 * 1024 * 1024 * 1024)) ] && exit 0 +cc -o /tmp/swap5 -Wall -Wextra -O2 ../tools/swap.c || exit 1 +swapoff -a +mdconfig -a -t malloc -o reserve -s 4g -u $mdstart || exit 1 +swapon /dev/md$mdstart || exit 1 +for i in `jot 3`; do + /tmp/swap5 -t 180 -p 85 +done +swapoff /dev/md$mdstart +mdconfig -d -u $mdstart +swapon -a +rm -f /tmp/swap5 +exit 0
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