mirror of
https://github.com/xemu-project/xemu.git
synced 2024-12-18 09:19:53 +00:00
339f06a3bc
The previous commit removed the last usage of ${tmp} inside the tests
themselves; the only remaining users are sourced by check. So we can now
drop this variable from the tests.
Signed-off-by: Sascha Silbe <silbe@linux.vnet.ibm.com>
Reviewed-by: Bo Tu <tubo@linux.vnet.ibm.com>
Message-id: 1460472980-26319-4-git-send-email-silbe@linux.vnet.ibm.com
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
109 lines
3.4 KiB
Bash
Executable File
109 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
|
|
#
|
|
# Test case for qcow2 metadata cache size specification
|
|
#
|
|
# Copyright (C) 2014 Red Hat, Inc.
|
|
#
|
|
# This program is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
#
|
|
|
|
# creator
|
|
owner=mreitz@redhat.com
|
|
|
|
seq=$(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 nfs
|
|
_supported_os Linux
|
|
|
|
IMG_SIZE=64K
|
|
|
|
_make_test_img $IMG_SIZE
|
|
$QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG" | _filter_qemu_io
|
|
|
|
echo
|
|
echo '=== Testing invalid option combinations ==='
|
|
echo
|
|
|
|
# all sizes set at the same time
|
|
$QEMU_IO -c "open -o cache-size=1.25M,l2-cache-size=1M,refcount-cache-size=0.25M $TEST_IMG" \
|
|
2>&1 | _filter_testdir | _filter_imgfmt
|
|
# l2-cache-size may not exceed cache-size
|
|
$QEMU_IO -c "open -o cache-size=1M,l2-cache-size=2M $TEST_IMG" 2>&1 \
|
|
| _filter_testdir | _filter_imgfmt
|
|
# refcount-cache-size may not exceed cache-size
|
|
$QEMU_IO -c "open -o cache-size=1M,refcount-cache-size=2M $TEST_IMG" 2>&1 \
|
|
| _filter_testdir | _filter_imgfmt
|
|
# 0 should be a valid size (e.g. for enforcing the minimum), so this should not
|
|
# work
|
|
$QEMU_IO -c "open -o cache-size=0,l2-cache-size=0,refcount-cache-size=0 $TEST_IMG" \
|
|
2>&1 | _filter_testdir | _filter_imgfmt
|
|
|
|
echo
|
|
echo '=== Testing valid option combinations ==='
|
|
echo
|
|
|
|
# There should be a reasonable and working minimum
|
|
$QEMU_IO -c "open -o cache-size=0 $TEST_IMG" -c 'read -P 42 0 64k' \
|
|
| _filter_qemu_io
|
|
$QEMU_IO -c "open -o l2-cache-size=0 $TEST_IMG" -c 'read -P 42 0 64k' \
|
|
| _filter_qemu_io
|
|
$QEMU_IO -c "open -o refcount-cache-size=0 $TEST_IMG" -c 'read -P 42 0 64k' \
|
|
| _filter_qemu_io
|
|
|
|
# Derive cache sizes from combined size (with a reasonable ratio, but we cannot
|
|
# test that)
|
|
$QEMU_IO -c "open -o cache-size=2M $TEST_IMG" -c 'read -P 42 0 64k' \
|
|
| _filter_qemu_io
|
|
# Fix one cache, derive the other
|
|
$QEMU_IO -c "open -o cache-size=2M,l2-cache-size=1M $TEST_IMG" \
|
|
-c 'read -P 42 0 64k' \
|
|
| _filter_qemu_io
|
|
$QEMU_IO -c "open -o cache-size=2M,refcount-cache-size=1M $TEST_IMG" \
|
|
-c 'read -P 42 0 64k' \
|
|
| _filter_qemu_io
|
|
# Directly set both caches
|
|
$QEMU_IO -c "open -o l2-cache-size=1M,refcount-cache-size=0.25M $TEST_IMG" \
|
|
-c 'read -P 42 0 64k' \
|
|
| _filter_qemu_io
|
|
|
|
echo
|
|
echo '=== Testing minimal L2 cache and COW ==='
|
|
echo
|
|
|
|
$QEMU_IMG snapshot -c foo "$TEST_IMG"
|
|
# This requires a COW operation, which accesses two L2 tables simultaneously
|
|
# (COW source and destination), so there must be enough space in the cache to
|
|
# place both tables there (and qemu should not crash)
|
|
$QEMU_IO -c "open -o cache-size=0 $TEST_IMG" -c 'write 0 64k' | _filter_qemu_io
|
|
|
|
# success, all done
|
|
echo '*** done'
|
|
rm -f $seq.full
|
|
status=0
|