diff mbox series

[v2,6/7] btrfs: add fstests to write 128k to a RST filesystem

Message ID 20231205-btrfs-raid-v2-6-25f80eea345b@wdc.com (mailing list archive)
State New, archived
Headers show
Series fstests: add tests for btrfs' raid-stripe-tree feature | expand

Commit Message

Johannes Thumshirn Dec. 5, 2023, 12:45 p.m. UTC 
Add a test writing 128k to a file on an empty filesystem formatted with a
raid-stripe-tree.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
---
 tests/btrfs/305     | 53 +++++++++++++++++++++++++++++++++++++++++++
 tests/btrfs/305.out | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 118 insertions(+)
diff mbox series

Patch

diff --git a/tests/btrfs/305 b/tests/btrfs/305
new file mode 100755
index 000000000000..362ae1966f4f
--- /dev/null
+++ b/tests/btrfs/305
@@ -0,0 +1,53 @@ 
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2023 Western Digital Cooperation.  All Rights Reserved.
+#
+# FS QA Test 305
+#
+# Test on-disk layout of RAID Stripe Tree Metadata by writing 128k to a new
+# file on a pristine filesystem
+#
+. ./common/preamble
+_begin_fstest auto quick raid remount volume raid-stripe-tree
+
+. ./common/filter
+. ./common/filter.btrfs
+
+_supported_fs btrfs
+_require_btrfs_command inspect-internal dump-tree
+_require_btrfs_mkfs_feature "raid-stripe-tree"
+_require_scratch_dev_pool 4
+_require_btrfs_fs_feature "raid_stripe_tree"
+
+test_128k_write()
+{
+	local profile=$1
+	local ndevs=$2
+
+	_scratch_dev_pool_get $ndevs
+
+	echo "==== Testing $profile ===="
+	_scratch_pool_mkfs -d $profile -m $profile
+	_scratch_mount
+
+	$XFS_IO_PROG -fc "pwrite 0 128k" "$SCRATCH_MNT/foo" | _filter_xfs_io
+
+	_scratch_cycle_mount
+	md5sum "$SCRATCH_MNT/foo" | _filter_scratch
+
+	_scratch_unmount
+
+	$BTRFS_UTIL_PROG inspect-internal dump-tree -t raid_stripe $SCRATCH_DEV_POOL |\
+		_filter_btrfs_version | _filter_stripe_tree
+
+	_scratch_dev_pool_put
+}
+
+echo "= Test 128k write to empty file  ="
+test_128k_write raid0 2
+test_128k_write raid1 2
+test_128k_write raid10 4
+
+# success, all done
+status=0
+exit
diff --git a/tests/btrfs/305.out b/tests/btrfs/305.out
new file mode 100644
index 000000000000..0dbd3beca77f
--- /dev/null
+++ b/tests/btrfs/305.out
@@ -0,0 +1,65 @@ 
+QA output created by 305
+= Test 128k write to empty file  =
+==== Testing raid0 ====
+wrote 131072/131072 bytes at offset 0
+XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+d48858312a922db7eb86377f638dbc9f  SCRATCH_MNT/foo
+
+raid stripe tree key (RAID_STRIPE_TREE ROOT_ITEM 0) 
+leaf XXXXXXXXX items X free space XXXXX generation X owner RAID_STRIPE_TREE
+leaf XXXXXXXXX flags 0x1(WRITTEN) backref revision 1
+checksum stored <CHECKSUM>
+checksum calced <CHECKSUM>
+fs uuid <UUID>
+chunk uuid <UUID>
+	item 0 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 24
+			encoding: RAID0
+			stripe 0 devid 1 physical XXXXXXXXX
+	item 1 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 24
+			encoding: RAID0
+			stripe 0 devid 2 physical XXXXXXXXX
+total bytes XXXXXXXX
+bytes used XXXXXX
+uuid <UUID>
+==== Testing raid1 ====
+wrote 131072/131072 bytes at offset 0
+XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+d48858312a922db7eb86377f638dbc9f  SCRATCH_MNT/foo
+
+raid stripe tree key (RAID_STRIPE_TREE ROOT_ITEM 0) 
+leaf XXXXXXXXX items X free space XXXXX generation X owner RAID_STRIPE_TREE
+leaf XXXXXXXXX flags 0x1(WRITTEN) backref revision 1
+checksum stored <CHECKSUM>
+checksum calced <CHECKSUM>
+fs uuid <UUID>
+chunk uuid <UUID>
+	item 0 key (XXXXXX RAID_STRIPE 131072) itemoff XXXXX itemsize 40
+			encoding: RAID1
+			stripe 0 devid 1 physical XXXXXXXXX
+			stripe 1 devid 2 physical XXXXXXXXX
+total bytes XXXXXXXX
+bytes used XXXXXX
+uuid <UUID>
+==== Testing raid10 ====
+wrote 131072/131072 bytes at offset 0
+XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+d48858312a922db7eb86377f638dbc9f  SCRATCH_MNT/foo
+
+raid stripe tree key (RAID_STRIPE_TREE ROOT_ITEM 0) 
+leaf XXXXXXXXX items X free space XXXXX generation X owner RAID_STRIPE_TREE
+leaf XXXXXXXXX flags 0x1(WRITTEN) backref revision 1
+checksum stored <CHECKSUM>
+checksum calced <CHECKSUM>
+fs uuid <UUID>
+chunk uuid <UUID>
+	item 0 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 40
+			encoding: RAID10
+			stripe 0 devid 1 physical XXXXXXXXX
+			stripe 1 devid 2 physical XXXXXXXXX
+	item 1 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 40
+			encoding: RAID10
+			stripe 0 devid 3 physical XXXXXXXXX
+			stripe 1 devid 4 physical XXXXXXXXX
+total bytes XXXXXXXX
+bytes used XXXXXX
+uuid <UUID>