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[Qemu-devel] [PULL 27/35] qemu-iotests: add multiwrite test cases
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PULL 27/35] qemu-iotests: add multiwrite test cases |
Date: |
Fri, 29 Aug 2014 17:29:55 +0100 |
This test case covers the basic bdrv_aio_multiwrite() scenarios:
1. Single request
2. Sequential requests (AABB)
3. Superset overlapping requests (AABBAA)
4. Subset overlapping requests (BBAABB)
5. Head overlapping requests (AABB)
6. Tail overlapping requests (BBAA)
7. Disjoint requests (AA BB)
Signed-off-by: Stefan Hajnoczi <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Reviewed-by: Benoit Canet <address@hidden>
---
tests/qemu-iotests/100 | 134 +++++++++++++++++++++++++++++++++++++++++++++
tests/qemu-iotests/100.out | 89 ++++++++++++++++++++++++++++++
tests/qemu-iotests/group | 1 +
3 files changed, 224 insertions(+)
create mode 100755 tests/qemu-iotests/100
create mode 100644 tests/qemu-iotests/100.out
diff --git a/tests/qemu-iotests/100 b/tests/qemu-iotests/100
new file mode 100755
index 0000000..9124aba
--- /dev/null
+++ b/tests/qemu-iotests/100
@@ -0,0 +1,134 @@
+#!/bin/bash
+#
+# Test simple read/write using plain bdrv_read/bdrv_write
+#
+# Copyright (C) 2014 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"
+
+here=`pwd`
+tmp=/tmp/$$
+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 generic
+_supported_proto generic
+_supported_os Linux
+
+
+size=128M
+
+echo
+echo "== Single request =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 0 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+$QEMU_IO -c "read -P 0xcd 0 4k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== Sequential requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 0 4k ; 4k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+$QEMU_IO -c "read -P 0xcd 0 4k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0xce 4k 4k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 8k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== Superset overlapping requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 0 4k ; 1k 2k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+# Order of overlapping in-flight requests is not guaranteed so we cannot verify
+# [1k, 3k) since it could have either pattern 0xcd or 0xce.
+$QEMU_IO -c "read -P 0xcd 0 1k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0xcd 3k 1k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== Subset overlapping requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 1k 2k ; 0k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+# Order of overlapping in-flight requests is not guaranteed so we cannot verify
+# [1k, 3k) since it could have either pattern 0xcd or 0xce.
+$QEMU_IO -c "read -P 0xce 0 1k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0xce 3k 1k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== Head overlapping requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 0k 2k ; 0k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+# Order of overlapping in-flight requests is not guaranteed so we cannot verify
+# [0k, 2k) since it could have either pattern 0xcd or 0xce.
+$QEMU_IO -c "read -P 0xce 2k 2k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== Tail overlapping requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 2k 2k ; 0k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+# Order of overlapping in-flight requests is not guaranteed so we cannot verify
+# [2k, 4k) since it could have either pattern 0xcd or 0xce.
+$QEMU_IO -c "read -P 0xce 0k 2k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== Disjoint requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 0 4k ; 64k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+$QEMU_IO -c "read -P 0xcd 0 4k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 4k 60k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0xce 64k 4k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 68k 4k" "$TEST_IMG" | _filter_qemu_io
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/100.out b/tests/qemu-iotests/100.out
new file mode 100644
index 0000000..2d6e9f0
--- /dev/null
+++ b/tests/qemu-iotests/100.out
@@ -0,0 +1,89 @@
+QA output created by 100
+
+== Single request ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
+wrote 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verify pattern ==
+read 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 4096
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Sequential requests ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
+wrote 8192/8192 bytes at offset 0
+8 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verify pattern ==
+read 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 4096
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 8192
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Superset overlapping requests ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
+wrote 6144/6144 bytes at offset 0
+6 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verify pattern ==
+read 1024/1024 bytes at offset 0
+1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 1024/1024 bytes at offset 3072
+1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 4096
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Subset overlapping requests ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
+wrote 6144/6144 bytes at offset 1024
+6 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verify pattern ==
+read 1024/1024 bytes at offset 0
+1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 1024/1024 bytes at offset 3072
+1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 4096
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Head overlapping requests ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
+wrote 6144/6144 bytes at offset 0
+6 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verify pattern ==
+read 2048/2048 bytes at offset 2048
+2 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 4096
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Tail overlapping requests ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
+wrote 6144/6144 bytes at offset 2048
+6 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verify pattern ==
+read 2048/2048 bytes at offset 0
+2 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 4096
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Disjoint requests ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
+wrote 8192/8192 bytes at offset 0
+8 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verify pattern ==
+read 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 61440/61440 bytes at offset 4096
+60 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 65536
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 69632
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+*** done
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 2803d68..0920b28 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -101,5 +101,6 @@
092 rw auto quick
095 rw auto quick
099 rw auto quick
+100 rw auto quick
101 rw auto quick
103 rw auto quick
--
1.9.3
- [Qemu-devel] [PULL 16/35] AioContext: export and use aio_dispatch, (continued)
- [Qemu-devel] [PULL 16/35] AioContext: export and use aio_dispatch, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 17/35] test-aio: test timers on Windows too, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 18/35] aio-win32: add aio_set_dispatching optimization, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 19/35] AioContext: introduce aio_prepare, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 20/35] qemu-coroutine-io: fix for Win32, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 22/35] sheepdog: fix a core dump while do auto-reconnecting, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 21/35] aio-win32: add support for sockets, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 23/35] nbd: Drop nbd_can_read(), Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 24/35] block: Add AIO context notifiers, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 26/35] block: fix overlapping multiwrite requests, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 27/35] qemu-iotests: add multiwrite test cases,
Stefan Hajnoczi <=
- [Qemu-devel] [PULL 25/35] nbd: Follow the BDS' AIO context, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 29/35] block: acquire AioContext in do_drive_del(), Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 28/35] linux-aio: avoid deadlock in nested aio_poll() calls, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 30/35] virtio-blk: allow drive_del with dataplane, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 32/35] curl: Don't deref NULL pointer in call to aio_poll., Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 33/35] nfs: Fix leak of opts in nfs_file_open, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 31/35] curl: Allow a cookie or cookies to be sent with http/https requests., Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 34/35] blkverify: Fix leak of opts in blkverify_open, Stefan Hajnoczi, 2014/08/29
- [Qemu-devel] [PULL 35/35] quorum: Fix leak of opts in quorum_open, Stefan Hajnoczi, 2014/08/29