qemu/tests/qemu-iotests/079

#!/usr/bin/env bash
# group: rw auto
#
# Test qcow2 preallocation with different cluster_sizes
#
# Copyright (C) 2014 Fujitsu.
#
# 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=hutao@cn.fujitsu.com

seq=`basename $0`
echo "QA output created by $seq"

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 fuse

# Some containers (e.g. non-x86 on Travis) do not allow large files
_require_large_file 4G

echo "=== Check option preallocation and cluster_size ==="
echo
cluster_sizes="16384 32768 65536 131072 262144 524288 1048576 2097152 4194304"

for s in $cluster_sizes; do
    _make_test_img -o "preallocation=metadata,cluster_size=$s" 4G
done

# success, all done
echo "*** done"
rm -f $seq.full
status=0