mirror of
https://github.com/qemu/qemu.git
synced 2024-12-04 01:03:38 +08:00
2e3becf9d7
Fixes:5d72c68b49Fixes:cf2d1203dcSigned-off-by: Max Reitz <mreitz@redhat.com> Message-Id: <20200617104822.27525-6-mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
103 lines
3.4 KiB
Bash
Executable File
103 lines
3.4 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
#
|
|
# qemu-img measure sub-command tests on huge qcow2 files
|
|
#
|
|
# Copyright (C) 2017-2020 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=eblake@redhat.com
|
|
|
|
seq=`basename $0`
|
|
echo "QA output created by $seq"
|
|
|
|
status=1 # failure is the default!
|
|
|
|
_cleanup()
|
|
{
|
|
_cleanup_test_img
|
|
_rm_test_img "$TEST_IMG.converted"
|
|
}
|
|
trap "_cleanup; exit \$status" 0 1 2 3 15
|
|
|
|
# get standard environment, filters and checks
|
|
. ./common.rc
|
|
. ./common.filter
|
|
. ./common.pattern
|
|
|
|
# See 178 for more extensive tests across more formats
|
|
_supported_fmt qcow2
|
|
_supported_proto file
|
|
# compat=0.10 does not support bitmaps
|
|
_unsupported_imgopts 'compat=0.10'
|
|
|
|
echo "== Huge file without bitmaps =="
|
|
echo
|
|
|
|
_make_test_img -o 'cluster_size=2M' 2T
|
|
|
|
$QEMU_IMG measure -O raw -f qcow2 "$TEST_IMG"
|
|
$QEMU_IMG measure -O qcow2 -o cluster_size=64k -f qcow2 "$TEST_IMG"
|
|
$QEMU_IMG measure -O qcow2 -o cluster_size=2M -f qcow2 "$TEST_IMG"
|
|
|
|
echo
|
|
echo "== Huge file with bitmaps =="
|
|
echo
|
|
|
|
$QEMU_IMG bitmap --add --granularity 512 -f qcow2 "$TEST_IMG" b1
|
|
$QEMU_IMG bitmap --add -g 2M -f qcow2 "$TEST_IMG" b2
|
|
|
|
# No bitmap without a source
|
|
$QEMU_IMG measure -O qcow2 --size 10M
|
|
# No bitmap output, since raw does not support it
|
|
$QEMU_IMG measure -O raw -f qcow2 "$TEST_IMG"
|
|
# No bitmap output, since no bitmaps on raw source. Munge required size, as
|
|
# some filesystems store the qcow2 file with less sparseness than others
|
|
$QEMU_IMG measure -O qcow2 -f raw "$TEST_IMG" |
|
|
sed '/^required size:/ s/[0-9][0-9]*/SIZE/'
|
|
# No bitmap output, since v2 does not support it
|
|
$QEMU_IMG measure -O qcow2 -o compat=0.10 -f qcow2 "$TEST_IMG"
|
|
|
|
# Compute expected output: bitmap clusters + bitmap tables + bitmaps directory
|
|
echo
|
|
val2T=$((2*1024*1024*1024*1024))
|
|
cluster=$((64*1024))
|
|
b1clusters=$(( (val2T/512/8 + cluster - 1) / cluster ))
|
|
b2clusters=$(( (val2T/2/1024/1024/8 + cluster - 1) / cluster ))
|
|
echo expected bitmap $((b1clusters * cluster +
|
|
(b1clusters * 8 + cluster - 1) / cluster * cluster +
|
|
b2clusters * cluster +
|
|
(b2clusters * 8 + cluster - 1) / cluster * cluster +
|
|
cluster))
|
|
$QEMU_IMG measure -O qcow2 -o cluster_size=64k -f qcow2 "$TEST_IMG"
|
|
|
|
# Compute expected output: bitmap clusters + bitmap tables + bitmaps directory
|
|
echo
|
|
cluster=$((2*1024*1024))
|
|
b1clusters=$(( (val2T/512/8 + cluster - 1) / cluster ))
|
|
b2clusters=$(( (val2T/2/1024/1024/8 + cluster - 1) / cluster ))
|
|
echo expected bitmap $((b1clusters * cluster +
|
|
(b1clusters * 8 + cluster - 1) / cluster * cluster +
|
|
b2clusters * cluster +
|
|
(b2clusters * 8 + cluster - 1) / cluster * cluster +
|
|
cluster))
|
|
$QEMU_IMG measure --output=json -O qcow2 -o cluster_size=2M -f qcow2 "$TEST_IMG"
|
|
|
|
# success, all done
|
|
echo "*** done"
|
|
rm -f $seq.full
|
|
status=0
|