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1 #!/usr/bin/env bash 2 # group: rw auto quick 3 # 4 # Let a few AIO requests run in parallel and have them access different L2 5 # tables so that the cache has a chance to get used up. 6 # 7 # Copyright (C) 2012 Red Hat, Inc. 8 # 9 # This program is free software; you can redistribute it and/or modify 10 # it under the terms of the GNU General Public License as published by 11 # the Free Software Foundation; either version 2 of the License, or 12 # (at your option) any later version. 13 # 14 # This program is distributed in the hope that it will be useful, 15 # but WITHOUT ANY WARRANTY; without even the implied warranty of 16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 # GNU General Public License for more details. 18 # 19 # You should have received a copy of the GNU General Public License 20 # along with this program. If not, see <http://www.gnu.org/licenses/>. 21 # 22 23 # creator 24 owner=kwolf@redhat.com 25 26 seq=`basename $0` 27 echo "QA output created by $seq" 28 29 status=1 # failure is the default! 30 31 _cleanup() 32 { 33 _cleanup_test_img 34 } 35 trap "_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 qcow2 42 _supported_proto generic 43 44 45 size=6G 46 CLUSTER_SIZE=512 47 48 echo 49 echo "creating image" 50 _make_test_img $size 51 52 generate_requests() { 53 for ((i=0;i<=63;i++)); do 54 echo "aio_write ${i}M 512" 55 echo "aio_write ${i}M 512" 56 echo "aio_write ${i}M 512" 57 done 58 } 59 60 generate_requests | $QEMU_IO "$TEST_IMG" | _filter_qemu_io |\ 61 sed -e 's/bytes at offset [0-9]*/bytes at offset XXX/g' 62 63 echo 64 echo "checking image for errors" 65 _check_test_img 66 67 # success, all done 68 echo "*** done" 69 rm -f $seq.full 70 status=0