1#!/bin/sh 2 3# 4# Copyright (c) 2015 EMC Corp. 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# Copy of crossmp2.sh: NFS test, with lockf(1) added. 30# "panic: vinvalbuf: dirty bufs" seen. 31# https://people.freebsd.org/~pho/stress/log/crossmp6.txt 32# Fixed by r283968. 33 34[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 35 36. ../default.cfg 37 38[ -z "$nfs_export" ] && exit 0 39ping -c 2 `echo $nfs_export | sed 's/:.*//'` > /dev/null 2>&1 || 40 exit 0 41pgrep -q lockd || { echo "lockd not running."; exit 0; } 42 43CONT=/tmp/crossmp6.continue 44mounts=10 # Number of parallel scripts 45 46if [ $# -eq 0 ]; then 47 [ -z "$nfs_export" ] && exit 0 48 ping -c 2 `echo $nfs_export | sed 's/:.*//'` > /dev/null 2>&1 || 49 exit 0 50 mount -t nfs -o tcp -o nfsv3 -o retrycnt=1 -o soft,timeout=1 \ 51 -o rw $nfs_export $mntpoint || exit 0 52 umount $mntpoint 53 54 for i in `jot $mounts`; do 55 mp=${mntpoint}$i 56 [ ! -d $mp ] && mkdir $mp 57 mount | grep -qw "$mp" && umount $mp 58 done 59 60 # start the parallel tests 61 for i in `jot $mounts`; do 62 ./$0 $i & 63 ./$0 find $i & 64 done 65 wait 66 mount -t nfs -o tcp -o nfsv3 -o retrycnt=1 -o soft,timeout=1 \ 67 -o rw $nfs_export $mntpoint || exit 0 68 sleep .5 69 rm -f $mntpoint/$0.* 70 umount $mntpoint 71 rm -f $mntpoint*/$0.* 72 exit 0 73else 74 if [ $1 = find ]; then 75 start=`date +%s` 76 while [ $((`date +%s`- start)) -lt 300 ]; do 77 find ${mntpoint}* -maxdepth 1 -type f > \ 78 /dev/null 2>&1 79 (lockf -t 10 ${mntpoint}$2/$0.$$.$i sleep 1 &) > \ 80 /dev/null 2>&1 81 [ -f $CONT ] || break 82 done 83 wait 84 else 85 # The test: Parallel mount and unmounts 86 start=`date '+%s'` 87 while [ $((`date '+%s'` - start)) -lt 300 ]; do 88 m=$1 89 mount -t nfs -o tcp -o nfsv3 -o retrycnt=3 \ 90 -o soft -o rw $nfs_export ${mntpoint}$m 91 sleep .5 92 opt=`[ $(( m % 2 )) -eq 0 ] && echo -f` 93 n=0 94 while mount | grep -qw ${mntpoint}$m; do 95 umount $opt ${mntpoint}$m > /dev/null 2>&1 96 n=$((n + 1)) 97 [ $n -gt 99 ] && umount -f ${mntpoint}$m > \ 98 /dev/null 2>&1 99 [ $n -gt 100 ] && exit 100 done 101 done 102 rm -f $CONT 103 fi 104fi 105