Date: Sun, 15 Dec 2019 05:50:56 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r355770 - user/pho/stress2/misc Message-ID: <201912150550.xBF5ouEv084837@repo.freebsd.org>
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Author: pho Date: Sun Dec 15 05:50:56 2019 New Revision: 355770 URL: https://svnweb.freebsd.org/changeset/base/355770 Log: Added one more tmpfs(5) test scenario. Added: user/pho/stress2/misc/tmpfs19.sh (contents, props changed) Added: user/pho/stress2/misc/tmpfs19.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/tmpfs19.sh Sun Dec 15 05:50:56 2019 (r355770) @@ -0,0 +1,57 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# Copyright (c) 2018 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. +# +# $FreeBSD$ +# + +# Write a large file to a tmpfs FS +# Test scenario suggestion by kib@ + +# Thread stuck in vmwait seen: +# https://people.freebsd.org/~pho/stress/log/jeff138.txt + +. ../default.cfg +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 +size=`sysctl -n hw.usermem` + +mount | grep "on $mntpoint " && umount -f $mntpoint +mount -o size=$size -t tmpfs tmpfs $mntpoint + +size=$((size / 1024 / 1024)) +size=$((size - 5)) +echo "dd if=/dev/zero of=$mntpoint/file bs=1m count=$size" +dd if=/dev/zero of=$mntpoint/file bs=1m count=$size status=none +timeout 1m find `dirname $diskimage` -ls > /dev/null 2>&1 + +for i in `jot 6`; do + mount | grep -q "on $mntpoint " || break + umount $mntpoint && break || sleep 10 + [ $i -eq 6 ] && + { echo FATAL; fstat -mf $mntpoint; exit 1; } +done +exit 0
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