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Diffstat (limited to 'qemu/tests/qemu-iotests/046')
| -rwxr-xr-x | qemu/tests/qemu-iotests/046 | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/qemu/tests/qemu-iotests/046 b/qemu/tests/qemu-iotests/046 deleted file mode 100755 index e528b67cc..000000000 --- a/qemu/tests/qemu-iotests/046 +++ /dev/null @@ -1,271 +0,0 @@ -#!/bin/bash -# -# Test concurrent cluster allocations -# -# Copyright (C) 2012 Red Hat, Inc. -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program. If not, see <http://www.gnu.org/licenses/>. -# - -# creator -owner=kwolf@redhat.com - -seq=`basename $0` -echo "QA output created by $seq" - -here=`pwd` -status=1 # failure is the default! - -_cleanup() -{ - _cleanup_test_img -} -trap "_cleanup; exit \$status" 0 1 2 3 15 - -# get standard environment, filters and checks -. ./common.rc -. ./common.filter - -_supported_fmt qcow2 -_supported_proto file -_supported_os Linux - -CLUSTER_SIZE=64k -size=128M - -echo -echo "== creating backing file for COW tests ==" - -_make_test_img $size - -function backing_io() -{ - local offset=$1 - local sectors=$2 - local op=$3 - local pattern=0 - local cur_sec=0 - - for i in $(seq 0 $((sectors - 1))); do - cur_sec=$((offset / 65536 + i)) - pattern=$(( ( (cur_sec % 128) + (cur_sec / 128)) % 128 )) - - echo "$op -P $pattern $((cur_sec * 64))k 64k" - done -} - -backing_io 0 32 write | $QEMU_IO "$TEST_IMG" | _filter_qemu_io - -mv "$TEST_IMG" "$TEST_IMG.base" - -_make_test_img -b "$TEST_IMG.base" 6G - -echo -echo "== Some concurrent requests touching the same cluster ==" - -function overlay_io() -{ -# Allocate middle of cluster 1, then write to somewhere before and after it -cat <<EOF -break write_aio A -aio_write -P 10 0x18000 0x2000 -wait_break A - -aio_write -P 11 0x12000 0x2000 -aio_write -P 12 0x1c000 0x2000 - -resume A -aio_flush -EOF - -# Sequential write case: Alloc middle of cluster 2, then write overlapping -# to next cluster -cat <<EOF -break write_aio A -aio_write -P 20 0x28000 0x2000 -wait_break A -aio_write -P 21 0x2a000 0x10000 -resume A -aio_flush -EOF - -# The same with a gap between both requests -cat <<EOF -break write_aio A -aio_write -P 40 0x48000 0x2000 -wait_break A -aio_write -P 41 0x4c000 0x10000 -resume A -aio_flush -EOF - -# Sequential write, but the next cluster is already allocated -cat <<EOF -write -P 70 0x76000 0x8000 -aio_flush -break write_aio A -aio_write -P 60 0x66000 0x2000 -wait_break A -aio_write -P 61 0x6a000 0xe000 -resume A -aio_flush -EOF - -# Sequential write, but the next cluster is already allocated -# and phyiscally in the right position -cat <<EOF -write -P 89 0x80000 0x1000 -write -P 90 0x96000 0x8000 -aio_flush -discard 0x80000 0x10000 -aio_flush -break write_aio A -aio_write -P 80 0x86000 0x2000 -wait_break A -aio_write -P 81 0x8a000 0xe000 -resume A -aio_flush -EOF - -# Sequential write, and the next cluster is compressed -cat <<EOF -write -P 109 0xa0000 0x1000 -write -c -P 110 0xb0000 0x10000 -aio_flush -discard 0xa0000 0x10000 -aio_flush -break write_aio A -aio_write -P 100 0xa6000 0x2000 -wait_break A -aio_write -P 101 0xaa000 0xe000 -resume A -aio_flush -EOF - -# Reverse sequential write -cat <<EOF -break write_aio A -aio_write -P 121 0xdc000 0x2000 -wait_break A -aio_write -P 120 0xc4000 0x18000 -resume A -aio_flush -EOF - -# Reverse sequential write with a gap -cat <<EOF -break write_aio A -aio_write -P 141 0xfc000 0x2000 -wait_break A -aio_write -P 140 0xe4000 0x14000 -resume A -aio_flush -EOF - -# Allocate an area in the middle and then overwrite with a larger request -cat <<EOF -break write_aio A -aio_write -P 161 0x10c000 0x8000 -wait_break A -aio_write -P 160 0x104000 0x18000 -resume A -aio_flush -EOF -} - -overlay_io | $QEMU_IO blkdebug::"$TEST_IMG" | _filter_qemu_io |\ - sed -e 's/bytes at offset [0-9]*/bytes at offset XXX/g' - -echo -echo "== Verify image content ==" - -function verify_io() -{ - if ($QEMU_IMG info -f "$IMGFMT" "$TEST_IMG" | grep "compat: 0.10" > /dev/null); then - # For v2 images, discarded clusters are read from the backing file - # Keep the variable empty so that the backing file value can be used as - # the default below - discarded= - else - # Discarded clusters are zeroed for v3 or later - discarded=0 - fi - - echo read -P 0 0 0x10000 - - echo read -P 1 0x10000 0x2000 - echo read -P 11 0x12000 0x2000 - echo read -P 1 0x14000 0x4000 - echo read -P 10 0x18000 0x2000 - echo read -P 1 0x1a000 0x2000 - echo read -P 12 0x1c000 0x2000 - echo read -P 1 0x1e000 0x2000 - - echo read -P 2 0x20000 0x8000 - echo read -P 20 0x28000 0x2000 - echo read -P 21 0x2a000 0x10000 - echo read -P 3 0x3a000 0x6000 - - echo read -P 4 0x40000 0x8000 - echo read -P 40 0x48000 0x2000 - echo read -P 4 0x4a000 0x2000 - echo read -P 41 0x4c000 0x10000 - echo read -P 5 0x5c000 0x4000 - - echo read -P 6 0x60000 0x6000 - echo read -P 60 0x66000 0x2000 - echo read -P 6 0x68000 0x2000 - echo read -P 61 0x6a000 0xe000 - echo read -P 70 0x78000 0x6000 - echo read -P 7 0x7e000 0x2000 - - echo read -P ${discarded:-8} 0x80000 0x6000 - echo read -P 80 0x86000 0x2000 - echo read -P ${discarded:-8} 0x88000 0x2000 - echo read -P 81 0x8a000 0xe000 - echo read -P 90 0x98000 0x6000 - echo read -P 9 0x9e000 0x2000 - - echo read -P ${discarded:-10} 0xa0000 0x6000 - echo read -P 100 0xa6000 0x2000 - echo read -P ${discarded:-10} 0xa8000 0x2000 - echo read -P 101 0xaa000 0xe000 - echo read -P 110 0xb8000 0x8000 - - echo read -P 12 0xc0000 0x4000 - echo read -P 120 0xc4000 0x18000 - echo read -P 121 0xdc000 0x2000 - echo read -P 13 0xde000 0x2000 - - echo read -P 14 0xe0000 0x4000 - echo read -P 140 0xe4000 0x14000 - echo read -P 15 0xf8000 0x4000 - echo read -P 141 0xfc000 0x2000 - echo read -P 15 0xfe000 0x2000 - - echo read -P 16 0x100000 0x4000 - echo read -P 160 0x104000 0x8000 - # Undefined content for 0x10c000 0x8000 - echo read -P 160 0x114000 0x8000 - echo read -P 17 0x11c000 0x4000 -} - -verify_io | $QEMU_IO "$TEST_IMG" | _filter_qemu_io - -_check_test_img - -# success, all done -echo "*** done" -rm -f $seq.full -status=0 |