1#!/bin/bash 2# 3# qemu-img measure sub-command tests on huge qcow2 files 4# 5# Copyright (C) 2017 Red Hat, Inc. 6# 7# This program is free software; you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation; either version 2 of the License, or 10# (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <http://www.gnu.org/licenses/>. 19# 20 21# creator 22owner=eblake@redhat.com 23 24seq=`basename $0` 25echo "QA output created by $seq" 26 27here=`pwd` 28status=1 # failure is the default! 29 30_cleanup() 31{ 32 _cleanup_test_img 33 rm -f "$TEST_IMG.converted" 34} 35trap "_cleanup; exit \$status" 0 1 2 3 15 36 37# get standard environment, filters and checks 38. ./common.rc 39. ./common.filter 40. ./common.pattern 41 42# See 178 for more extensive tests across more formats 43_supported_fmt qcow2 44_supported_proto file 45_supported_os Linux 46 47echo "== Huge file ==" 48echo 49 50IMGOPTS='cluster_size=2M' _make_test_img 2T 51 52$QEMU_IMG measure -O raw -f qcow2 "$TEST_IMG" 53$QEMU_IMG measure -O qcow2 -o cluster_size=64k -f qcow2 "$TEST_IMG" 54$QEMU_IMG measure -O qcow2 -o cluster_size=2M -f qcow2 "$TEST_IMG" 55 56# success, all done 57echo "*** done" 58rm -f $seq.full 59status=0 60