From patchwork Wed Dec 6 10:56:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Thumshirn X-Patchwork-Id: 13481511 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=wdc.com header.i=@wdc.com header.b="CFAP7ONl" Received: from esa3.hgst.iphmx.com (esa3.hgst.iphmx.com [216.71.153.141]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2D9812B; Wed, 6 Dec 2023 02:56:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1701860188; x=1733396188; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=MJZC83rDWYcbfUlPKVg8Wc0vqsaklNBLXvL1F+kDsIs=; b=CFAP7ONloMqydYSDctTUU/bJQsMvVbDxW2SeHTQtuoXe/LwiQp3o2qOq C48GVLmLW+OA1rXfn7CvqBI2808KZl9mU1kG7S3W4DvYB/+WOhjOkutF8 hAkw4KBK7I6ENLHFzHcVIuDHn98nP5P7fpVMCG+LbKBjQgN+d3B7uTF85 0dTc0L8y7aKXW+aUYjMvv3XZCZWsD6AihWN69EevvetcRG2td8DREVQif TeXVgG6dMeCin3l6QewoCGHuGKc+gSJStgQgCs08nreY1Nbg8Y+YUQxHs JQIqjCuyItOipdx+ES32yLm47eAGbxTLAVMy9L4HUX7Q+/1dOgzjD9aMO w==; X-CSE-ConnectionGUID: 903NSeM6SueSJiMRDOMG+g== X-CSE-MsgGUID: rUH+h8C5QFiShHShFZ0LRw== X-IronPort-AV: E=Sophos;i="6.04,255,1695657600"; d="scan'208";a="4119721" Received: from h199-255-45-14.hgst.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 06 Dec 2023 18:56:28 +0800 IronPort-SDR: y9WRCkjOMJ2P3vGj5spGskUzqr7mIsU7CTQkW7cCjuyjcGRtJsDPtLRvr/OMoYympLIted4NeZ unUcd3AQTToQ== Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 06 Dec 2023 02:07:29 -0800 IronPort-SDR: EVun0atj9iUgXPMPfl9ObG5qXG3Xh3B5+6bl7OcnYQVCeehV54Vx4ZZlKiV2wR2LaiROOnTQDw IhyMOSLQiyGg== WDCIronportException: Internal Received: from unknown (HELO redsun91.ssa.fujisawa.hgst.com) ([10.149.66.6]) by uls-op-cesaip02.wdc.com with ESMTP; 06 Dec 2023 02:56:27 -0800 From: Johannes Thumshirn Date: Wed, 06 Dec 2023 02:56:20 -0800 Subject: [PATCH v4 8/8] btrfs: add fstest for overwriting a file partially with RST Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231206-btrfs-raid-v4-8-578284dd3a70@wdc.com> References: <20231206-btrfs-raid-v4-0-578284dd3a70@wdc.com> In-Reply-To: <20231206-btrfs-raid-v4-0-578284dd3a70@wdc.com> To: Anand Jain , Zorro Lang Cc: Filipe Manana , fstests@vger.kernel.org, linux-btrfs@vger.kernel.org, Johannes Thumshirn X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1701860179; l=6792; i=johannes.thumshirn@wdc.com; s=20230613; h=from:subject:message-id; bh=MJZC83rDWYcbfUlPKVg8Wc0vqsaklNBLXvL1F+kDsIs=; b=GuVSXJKMO5bN+hVMYj0/FdcQZyz4XmtzPp8j2kuuB4doRe2lBv7AnLfqaTmP1K94IWOnZUiQD YFY3Gyhu6EUAVQ7WUKTU1L8CIV/HLlyvWg8/fKLzfT7+jrxxucFJuwO X-Developer-Key: i=johannes.thumshirn@wdc.com; a=ed25519; pk=TGmHKs78FdPi+QhrViEvjKIGwReUGCfa+3LEnGoR2KM= Add a test writing 128k to an empty file with one stripe already pre-filled on-disk. Then overwrite a portion of the file in the middle. Signed-off-by: Johannes Thumshirn --- tests/btrfs/308 | 59 +++++++++++++++++++++++++++++ tests/btrfs/308.out | 106 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 165 insertions(+) diff --git a/tests/btrfs/308 b/tests/btrfs/308 new file mode 100755 index 000000000000..5f9cc183c5ec --- /dev/null +++ b/tests/btrfs/308 @@ -0,0 +1,59 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2023 Western Digital Cooperation. All Rights Reserved. +# +# FS QA Test 308 +# +# Test on-disk layout of RAID Stripe Tree Metadata by writing 128k to an empty +# file on a filesystem that has one stripe already pre-filled. Afterwards +# overwrite a portion of the file. +# +. ./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" +_require_btrfs_fs_feature "free_space_tree" +_require_btrfs_no_compress +_require_btrfs_no_nodatacow + +test_128k_write_overwrite() +{ + local profile=$1 + local ndevs=$2 + + _scratch_dev_pool_get $ndevs + + echo "==== Testing $profile ====" + _scratch_pool_mkfs -d $profile -m $profile -O raid-stripe-tree + _scratch_mount + + $XFS_IO_PROG -fc "pwrite -W 0 32k" "$SCRATCH_MNT/bar" | _filter_xfs_io + $XFS_IO_PROG -fc "pwrite -W 0 128k" "$SCRATCH_MNT/foo" | _filter_xfs_io + $XFS_IO_PROG -fc "pwrite -W 64k 8k" "$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 with 1st stripe partially prefilled then overwrite =" +test_128k_write_overwrite raid0 2 +test_128k_write_overwrite raid1 2 +test_128k_write_overwrite raid10 4 + +# success, all done +status=0 +exit diff --git a/tests/btrfs/308.out b/tests/btrfs/308.out new file mode 100644 index 000000000000..c93a3a43b248 --- /dev/null +++ b/tests/btrfs/308.out @@ -0,0 +1,106 @@ +QA output created by 308 += Test 128k write to empty file with 1st stripe partially prefilled then overwrite = +==== Testing raid0 ==== +wrote 32768/32768 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 131072/131072 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 8192/8192 bytes at offset 65536 +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 calced +fs uuid +chunk uuid + item 0 key (XXXXXX RAID_STRIPE 32768) itemoff XXXXX itemsize 24 + encoding: RAID0 + stripe 0 devid 1 physical XXXXXXXXX + item 1 key (XXXXXX RAID_STRIPE 32768) itemoff XXXXX itemsize 24 + encoding: RAID0 + stripe 0 devid 1 physical XXXXXXXXX + item 2 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 24 + encoding: RAID0 + stripe 0 devid 2 physical XXXXXXXXX + item 3 key (XXXXXX RAID_STRIPE 32768) itemoff XXXXX itemsize 24 + encoding: RAID0 + stripe 0 devid 1 physical XXXXXXXXX + item 4 key (XXXXXX RAID_STRIPE 8192) itemoff XXXXX itemsize 24 + encoding: RAID0 + stripe 0 devid 1 physical XXXXXXXXX +total bytes XXXXXXXX +bytes used XXXXXX +uuid +==== Testing raid1 ==== +wrote 32768/32768 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 131072/131072 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 8192/8192 bytes at offset 65536 +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 calced +fs uuid +chunk uuid + item 0 key (XXXXXX RAID_STRIPE 32768) itemoff XXXXX itemsize 40 + encoding: RAID1 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX + item 1 key (XXXXXX RAID_STRIPE 131072) itemoff XXXXX itemsize 40 + encoding: RAID1 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX + item 2 key (XXXXXX RAID_STRIPE 8192) 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 +==== Testing raid10 ==== +wrote 32768/32768 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 131072/131072 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 8192/8192 bytes at offset 65536 +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 calced +fs uuid +chunk uuid + item 0 key (XXXXXX RAID_STRIPE 32768) itemoff XXXXX itemsize 40 + encoding: RAID10 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX + item 1 key (XXXXXX RAID_STRIPE 32768) itemoff XXXXX itemsize 40 + encoding: RAID10 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX + item 2 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 40 + encoding: RAID10 + stripe 0 devid 3 physical XXXXXXXXX + stripe 1 devid 4 physical XXXXXXXXX + item 3 key (XXXXXX RAID_STRIPE 32768) itemoff XXXXX itemsize 40 + encoding: RAID10 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX + item 4 key (XXXXXX RAID_STRIPE 8192) itemoff XXXXX itemsize 40 + encoding: RAID10 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX +total bytes XXXXXXXX +bytes used XXXXXX +uuid