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[Qemu-devel] [PATCH 01/20] qemu-iotests: Test qcow2 preallocation modes
From: |
Kevin Wolf |
Subject: |
[Qemu-devel] [PATCH 01/20] qemu-iotests: Test qcow2 preallocation modes |
Date: |
Wed, 27 Feb 2019 18:22:37 +0100 |
Signed-off-by: Kevin Wolf <address@hidden>
---
tests/qemu-iotests/243 | 63 ++++++++++++++++++++++++++++++++++++++
tests/qemu-iotests/243.out | 26 ++++++++++++++++
tests/qemu-iotests/group | 1 +
3 files changed, 90 insertions(+)
create mode 100755 tests/qemu-iotests/243
create mode 100644 tests/qemu-iotests/243.out
diff --git a/tests/qemu-iotests/243 b/tests/qemu-iotests/243
new file mode 100755
index 0000000000..5ab1b7863d
--- /dev/null
+++ b/tests/qemu-iotests/243
@@ -0,0 +1,63 @@
+#!/bin/bash
+#
+# Test qcow2 preallocation
+#
+# Copyright (C) 2019 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
address@hidden
+
+seq=$(basename $0)
+echo "QA output created by $seq"
+
+status=1 # failure is the default!
+
+_cleanup()
+{
+ _cleanup_test_img
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+_supported_fmt qcow2
+_supported_proto file
+_supported_os Linux
+
+for mode in off metadata falloc full; do
+
+ echo
+ echo "=== preallocation=$mode ==="
+ echo
+
+ IMGOPTS="preallocation=$mode" _make_test_img 64M
+
+ echo -n "File size: "
+ du -b $TEST_IMG | cut -f1
+
+ # Can't use precise numbers here because they differ between filesystems
+ echo -n "Disk usage: "
+ [ $(du -B1 $TEST_IMG | cut -f1) -lt 1048576 ] && echo "low" || echo "high"
+
+done
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/243.out b/tests/qemu-iotests/243.out
new file mode 100644
index 0000000000..e531753ad1
--- /dev/null
+++ b/tests/qemu-iotests/243.out
@@ -0,0 +1,26 @@
+QA output created by 243
+
+=== preallocation=off ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 preallocation=off
+File size: 196616
+Disk usage: low
+
+=== preallocation=metadata ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 preallocation=metadata
+File size: 67436544
+Disk usage: low
+
+=== preallocation=falloc ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 preallocation=falloc
+File size: 67436544
+Disk usage: high
+
+=== preallocation=full ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 preallocation=full
+File size: 67436544
+Disk usage: high
+*** done
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index b5ca63cf72..03aa93dbf5 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -241,3 +241,4 @@
239 rw auto quick
240 auto quick
242 rw auto quick
+243 rw auto quick
--
2.20.1
- [Qemu-devel] [PATCH 00/20] qcow2: External data files, Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 01/20] qemu-iotests: Test qcow2 preallocation modes,
Kevin Wolf <=
- [Qemu-devel] [PATCH 03/20] qcow2: Extend spec for external data files, Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 05/20] qcow2: Pass bs to qcow2_get_cluster_type(), Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 06/20] qcow2: Prepare qcow2_get_cluster_type() for external data file, Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 18/20] qemu-iotests: Preallocation with external data file, Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 14/20] qcow2: Add basic data-file infrastructure, Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 09/20] qcow2: Return 0/-errno in qcow2_alloc_compressed_cluster_offset(), Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 02/20] qcow2: Simplify preallocation code, Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 13/20] qcow2: Support external data file in qemu-img check, Kevin Wolf, 2019/02/27
- [Qemu-devel] [PATCH 07/20] qcow2: Prepare count_contiguous_clusters() for external data file, Kevin Wolf, 2019/02/27