1#!/bin/sh 2 3# 4# Copyright (c) 2009 Peter Holm <pho@FreeBSD.org> 5# All rights reserved. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26# SUCH DAMAGE. 27# 28 29# Simple zfs snapshot test scenario 30 31# page fault from fs/zfs/dbuf.c:1807 32 33# Page fault seen: 34# https://people.freebsd.org/~pho/stress/log/zfs3-2.txt 35# Fixed in r308887. 36 37[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 38[ `uname -m` = "i386" ] && exit 0 39[ `sysctl -n kern.kstack_pages` -lt 4 ] && exit 0 40 41. ../default.cfg 42 43kldstat -v | grep -q zfs.ko || { kldload zfs.ko || 44 exit 0; loaded=1; } 45 46d1=$diskimage.1 47d2=$diskimage.2 48 49dd if=/dev/zero of=$d1 bs=1m count=1k status=none 50dd if=/dev/zero of=$d2 bs=1m count=1k status=none 51 52u1=$mdstart 53u2=$((u1 + 1)) 54 55mdconfig -l | grep -q md$u1 && mdconfig -d -u $u1 56mdconfig -l | grep -q md$u2 && mdconfig -d -u $u2 57 58mdconfig -a -t vnode -f $d1 -u $u1 59mdconfig -a -t vnode -f $d2 -u $u2 60 61zpool list | egrep -q "^stress2_tank" && zpool destroy stress2_tank 62[ -d /stress2_tank ] && rm -rf /stress2_tank 63zpool create stress2_tank md$u1 md$u2 64zfs create stress2_tank/test 65zfs set quota=800m stress2_tank/test 66zfs snapshot stress2_tank/test@snap1 67 68export RUNDIR=/stress2_tank/test/stressX 69export runRUNTIME=10m 70(cd ..; ./run.sh marcus.cfg) 71 72zfs rollback stress2_tank/test@snap1 73zfs destroy stress2_tank/test@snap1 74 75zfs destroy -r stress2_tank 76zpool destroy stress2_tank 77 78mdconfig -d -u $u1 79mdconfig -d -u $u2 80 81rm -rf $d1 $d2 82[ -n "$loaded" ] && kldunload zfs.ko 83exit 0 84