1#!/bin/sh 2 3# 4# SPDX-License-Identifier: BSD-2-Clause 5# 6# Copyright (c) 2019 Dell EMC Isilon 7# 8# Redistribution and use in source and binary forms, with or without 9# modification, are permitted provided that the following conditions 10# are met: 11# 1. Redistributions of source code must retain the above copyright 12# notice, this list of conditions and the following disclaimer. 13# 2. Redistributions in binary form must reproduce the above copyright 14# notice, this list of conditions and the following disclaimer in the 15# documentation and/or other materials provided with the distribution. 16# 17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27# SUCH DAMAGE. 28# 29 30# Toggle a tmpfs file system rw / ro. 31# No problems seen. 32 33. ../default.cfg 34 35[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 36 37mount | grep "on $mntpoint " | grep -q /md && umount -f $mntpoint 38mount -t tmpfs null $mntpoint 39 40mkdir $mntpoint/stressX 41chmod 777 $mntpoint/stressX 42 43export RUNDIR=$mntpoint/stressX 44export CTRLDIR=$mntpoint/stressX.control 45export runRUNTIME=4m 46export TESTPROGS="testcases/swap/swap testcases/creat/creat \ 47 testcases/mkdir/mkdir testcases/rw/rw" 48(cd ..; ./testcases/run/run $TESTPROGS > /dev/null 2>&1) & 49sleep 10 50 51start=`date +%s` 52while [ $((`date +%s` - start)) -lt 60 ]; do 53 mount -fu -o ro $mntpoint 54 sleep .5 55 mount -u -o rw $mntpoint 56 sleep .5 57done 58 59../tools/killall.sh 60wait 61while mount | grep -q "on $mntpoint "; do 62 umount $mntpoint 63done 64