2 # libguestfs virt-sparsify test script
3 # Copyright (C) 2011 Red Hat Inc.
5 # This program is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 2 of the License, or
8 # (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 rm -f test1.img test2.img
24 # Create a filesystem, fill it with data, then delete the data. Then
25 # prove that sparsifying it reduces the size of the final filesystem.
28 -N bootrootlv:/dev/VG/LV:ext2:ext4:400M:32M:gpt <<EOF
29 mount-options "" /dev/VG/LV /
31 mount-options "" /dev/sda1 /boot
40 $VG ./virt-sparsify --debug-gc --format raw test1.img --convert qcow2 test2.img
42 size_before=$(du -s test1.img | awk '{print $1}')
43 size_after=$(du -s test2.img | awk '{print $1}')
45 echo "test virt-sparsify: $size_before K -> $size_after K"
47 if [ $size_before -lt 310000 ]; then
48 echo "test virt-sparsify: size_before ($size_before) too small"
52 if [ $size_after -gt 15000 ]; then
53 echo "test virt-sparsify: size_after ($size_after) too large"
54 echo "sparsification failed"
58 rm -f test1.img test2.img