From: Johannes Thumshirn <Johannes.Thumshirn@wdc.com>
To: Naohiro Aota <Naohiro.Aota@wdc.com>,
"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>,
"dsterba@suse.com" <dsterba@suse.com>
Cc: "hare@suse.com" <hare@suse.com>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
Jens Axboe <axboe@kernel.dk>,
"hch@infradead.org" <hch@infradead.org>,
"Darrick J. Wong" <darrick.wong@oracle.com>
Subject: Re: [PATCH v14 00/42] btrfs: zoned block device support
Date: Fri, 29 Jan 2021 07:56:14 +0000 [thread overview]
Message-ID: <SN4PR0401MB3598F3B150177BD74CB966459BB99@SN4PR0401MB3598.namprd04.prod.outlook.com> (raw)
In-Reply-To: cover.1611627788.git.naohiro.aota@wdc.com
On 26/01/2021 20:31, Naohiro Aota wrote:
> This series adds zoned block device support to btrfs. Some of the patches
> in the previous series are already merged as preparation patches.
>
> This series is also available on github.
> Kernel https://github.com/naota/linux/tree/btrfs-zoned-v14
> Userland https://github.com/naota/btrfs-progs/tree/btrfs-zoned
> xfstests https://github.com/naota/fstests/tree/btrfs-zoned
>
> Userland tool depends on patched util-linux (libblkid and wipefs) to handle
> log-structured superblock. To ease the testing, pre-compiled static linked
> userland tools are available here:
> https://wdc.app.box.com/s/fnhqsb3otrvgkstq66o6bvdw6tk525kp
>
> v11 restructured the series so that it starts with the minimum patches to
> run emulated zoned mode on regular devices (chunk/extent allocator,
> allocation pointer handling, pinning of freed extents (re-dirtying released
> extent)).
>
> This series still leaves the following issues left for later fix.
> - Bio submission path & splitting an ordered extent
> - Redirtying freed tree blocks
> - Switch to keeping it dirty
> - Not working correctly for now
> - Dedicated tree-log block group
> - We need tree-log for zoned device
> - Dbench (32 clients) is 85% slower with "-o notreelog"
> - Need to separate tree-log block group from other metadata space_info
> - Relocation
> - Use normal write command for relocation
> - Relocated device extents must be reset
> - It should be discarded on regular btrfs too though
> - Support for zone capacity
Hi David,
I know we're late for 5.12, but the series has next to no potential for regressions
on normal btrfs is there any chance we get get it staged?
btrfs-progs and xfstests patches will follow soon as well.
next prev parent reply other threads:[~2021-01-29 7:59 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-26 2:24 [PATCH v14 00/42] btrfs: zoned block device support Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 01/42] block: add bio_add_zone_append_page Naohiro Aota
2021-01-26 16:08 ` Jens Axboe
2021-01-26 2:24 ` [PATCH v14 02/42] iomap: support REQ_OP_ZONE_APPEND Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 03/42] btrfs: defer loading zone info after opening trees Naohiro Aota
2021-01-30 22:09 ` Anand Jain
2021-01-26 2:24 ` [PATCH v14 04/42] btrfs: use regular SB location on emulated zoned mode Naohiro Aota
2021-01-30 22:28 ` Anand Jain
2021-01-26 2:24 ` [PATCH v14 05/42] btrfs: release path before calling into btrfs_load_block_group_zone_info Naohiro Aota
2021-01-30 23:21 ` Anand Jain
2021-01-26 2:24 ` [PATCH v14 06/42] btrfs: do not load fs_info->zoned from incompat flag Naohiro Aota
2021-01-30 23:40 ` Anand Jain
2021-01-26 2:24 ` [PATCH v14 07/42] btrfs: disallow fitrim in ZONED mode Naohiro Aota
2021-01-30 23:44 ` Anand Jain
2021-01-26 2:24 ` [PATCH v14 08/42] btrfs: allow zoned mode on non-zoned block devices Naohiro Aota
2021-01-31 1:17 ` Anand Jain
2021-02-01 11:06 ` Johannes Thumshirn
2021-02-02 1:49 ` Anand Jain
2021-01-26 2:24 ` [PATCH v14 09/42] btrfs: implement zoned chunk allocator Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 10/42] btrfs: verify device extent is aligned to zone Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 11/42] btrfs: load zone's allocation offset Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 12/42] btrfs: calculate allocation offset for conventional zones Naohiro Aota
2021-01-27 18:03 ` Josef Bacik
2021-02-03 5:19 ` Anand Jain
2021-02-03 6:10 ` Damien Le Moal
2021-02-03 6:56 ` Anand Jain
2021-02-03 7:10 ` Damien Le Moal
2021-01-26 2:24 ` [PATCH v14 13/42] btrfs: track unusable bytes for zones Naohiro Aota
2021-01-27 18:06 ` Josef Bacik
2021-01-26 2:24 ` [PATCH v14 14/42] btrfs: do sequential extent allocation in ZONED mode Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 15/42] btrfs: redirty released extent buffers " Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 16/42] btrfs: advance allocation pointer after tree log node Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 17/42] btrfs: enable to mount ZONED incompat flag Naohiro Aota
2021-01-31 12:21 ` Anand Jain
2021-01-26 2:24 ` [PATCH v14 18/42] btrfs: reset zones of unused block groups Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 19/42] btrfs: extract page adding function Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 20/42] btrfs: use bio_add_zone_append_page for zoned btrfs Naohiro Aota
2021-01-26 2:24 ` [PATCH v14 21/42] btrfs: handle REQ_OP_ZONE_APPEND as writing Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 22/42] btrfs: split ordered extent when bio is sent Naohiro Aota
2021-01-27 19:00 ` Josef Bacik
2021-01-26 2:25 ` [PATCH v14 23/42] btrfs: check if bio spans across an ordered extent Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 24/42] btrfs: extend btrfs_rmap_block for specifying a device Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 25/42] btrfs: cache if block-group is on a sequential zone Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 26/42] btrfs: save irq flags when looking up an ordered extent Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 27/42] btrfs: use ZONE_APPEND write for ZONED btrfs Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 28/42] btrfs: enable zone append writing for direct IO Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 29/42] btrfs: introduce dedicated data write path for ZONED mode Naohiro Aota
2021-02-02 15:00 ` David Sterba
2021-02-04 8:25 ` Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 30/42] btrfs: serialize meta IOs on " Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 31/42] btrfs: wait existing extents before truncating Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 32/42] btrfs: avoid async metadata checksum on ZONED mode Naohiro Aota
2021-02-02 14:54 ` David Sterba
2021-02-02 16:50 ` Johannes Thumshirn
2021-02-02 19:28 ` David Sterba
2021-01-26 2:25 ` [PATCH v14 33/42] btrfs: mark block groups to copy for device-replace Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 34/42] btrfs: implement cloning for ZONED device-replace Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 35/42] btrfs: implement copying " Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 36/42] btrfs: support dev-replace in ZONED mode Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 37/42] btrfs: enable relocation " Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 38/42] btrfs: relocate block group to repair IO failure in ZONED Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 39/42] btrfs: split alloc_log_tree() Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 40/42] btrfs: extend zoned allocator to use dedicated tree-log block group Naohiro Aota
2021-01-26 2:25 ` [PATCH v14 41/42] btrfs: serialize log transaction on ZONED mode Naohiro Aota
2021-01-27 19:01 ` Josef Bacik
2021-02-01 15:48 ` Filipe Manana
2021-01-26 2:25 ` [PATCH v14 42/42] btrfs: reorder log node allocation Naohiro Aota
2021-02-01 15:48 ` Filipe Manana
2021-02-01 15:54 ` Johannes Thumshirn
2021-01-29 7:56 ` Johannes Thumshirn [this message]
2021-01-29 20:44 ` [PATCH v14 00/42] btrfs: zoned block device support David Sterba
2021-01-30 11:30 ` Johannes Thumshirn
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