1#!/bin/sh 2 3# 4# SPDX-License-Identifier: BSD-2-Clause-FreeBSD 5# 6# Copyright (c) 2018 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# No problems seen. 31 32[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 33[ `uname -m` = "i386" ] && exit 0 34[ `sysctl -n kern.kstack_pages` -lt 4 ] && exit 0 35 36. ../default.cfg 37 38[ `sysctl -n vm.swap_total` -eq 0 ] && exit 0 39kldstat -v | grep -q zfs.ko || { kldload zfs.ko || 40 exit 0; loaded=1; } 41 42u1=$mdstart 43u2=$((u1 + 1)) 44 45mdconfig -l | grep -q md$u1 && mdconfig -d -u $u1 46mdconfig -l | grep -q md$u2 && mdconfig -d -u $u2 47 48mdconfig -s 10g -u $u1 49mdconfig -s 10g -u $u2 50 51zpool list | egrep -q "^stress2_tank" && zpool destroy stress2_tank 52[ -d /stress2_tank ] && rm -rf /stress2_tank 53zpool create stress2_tank md$u1 md$u2 || exit 1 54zfs create stress2_tank/test || exit 1 55 56dd if=/dev/random of=/stress2_tank/test/file bs=1m count=4k status=none 57 58start=`date +%s` 59while [ $((`date +%s` - start)) -lt 300 ]; do 60 zfs snapshot -r stress2_tank/test@1 61 zfs send stress2_tank/test@1 | zfs recv -F stress2_tank/backup 62 zfs destroy stress2_tank/test@1 63 zfs destroy -r stress2_tank/backup 64done 65 66zfs destroy -r stress2_tank || exit 1 67zpool destroy stress2_tank || exit 1 68 69mdconfig -d -u $u1 70mdconfig -d -u $u2 71[ -n "$loaded" ] && kldunload zfs.ko 72rm -f $diskimage 73exit 0 74