1#!/bin/bash 2# 3# Test for AIO allocation on the same cluster 4# 5# Copyright (C) 2009 Red Hat, Inc. 6# 7# This program is free software; you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation; either version 2 of the License, or 10# (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <http://www.gnu.org/licenses/>. 19# 20 21# creator 22owner=kwolf@redhat.com 23 24seq=`basename $0` 25echo "QA output created by $seq" 26 27here=`pwd` 28tmp=/tmp/$$ 29status=1 # failure is the default! 30 31_cleanup() 32{ 33 _cleanup_test_img 34} 35trap "_cleanup; exit \$status" 0 1 2 3 15 36 37# get standard environment, filters and checks 38. ./common.rc 39. ./common.filter 40 41_supported_fmt generic 42_supported_proto generic 43_supported_os Linux 44 45 46size=6G 47 48echo 49echo "creating image" 50_make_test_img $size 51 52 53echo 54echo "overlapping I/O" 55for i in `seq 1 10`; do 56 let mb=1024*1024 57 let off1=$i*$mb 58 let off2=$off1+512 59 60 # Note that we filter away the actual offset. That's because qemu 61 # may re-order the two aio requests. We only want to make sure the 62 # filesystem isn't corrupted afterwards anyway. 63 $QEMU_IO -c "aio_write $off1 1M" -c "aio_write $off2 1M" "$TEST_IMG" | \ 64 _filter_qemu_io | \ 65 sed -e 's/bytes at offset [0-9]*/bytes at offset XXX/g' 66done 67 68echo 69echo "checking image for errors" 70_check_test_img 71 72# success, all done 73echo "*** done" 74rm -f $seq.full 75status=0 76