From: Qu Wenruo <quwenruo.btrfs@gmx.com>
To: Johannes Thumshirn <Johannes.Thumshirn@wdc.com>,
Qu Wenruo <wqu@suse.com>,
"linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>
Subject: Re: [RFC ONLY 3/8] btrfs: read raid-stripe-tree from disk
Date: Fri, 20 May 2022 06:56:39 +0800 [thread overview]
Message-ID: <e14a2990-193d-024a-856a-c56ded756042@gmx.com> (raw)
In-Reply-To: <PH0PR04MB7416361C433278AAECFCF6A39BD09@PH0PR04MB7416.namprd04.prod.outlook.com>
On 2022/5/19 21:49, Johannes Thumshirn wrote:
> On 19/05/2022 15:27, Qu Wenruo wrote:
>>
>>
>> Then let us consider the extra chunk type flag, like
>> BTRFS_BLOCK_GROUP_HAS_STRIPE_TREE, and then expand the combination from
>> the initial RAID1*|HAS_STRIPE_TREE to other profiles.
>
>
> That would definitively work for me.
Just one thing to mention, does RAID10 also need stripe tree for
metadata? Or since we're doing depth = 1 IO for metadata anyway, RAID10
is also safe for metadata without using a stripe tree?
If so, I really believe the metadata has already a super good profile
set already.
Thanks,
Qu
next prev parent reply other threads:[~2022-05-19 22:56 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-16 14:31 [RFC ONLY 0/8] btrfs: introduce raid-stripe-tree Johannes Thumshirn
2022-05-16 14:31 ` [RFC ONLY 1/8] btrfs: add raid stripe tree definitions Johannes Thumshirn
2022-05-17 7:39 ` Qu Wenruo
2022-05-17 7:45 ` Johannes Thumshirn
2022-05-17 7:56 ` Qu Wenruo
2022-05-16 14:31 ` [RFC ONLY 2/8] btrfs: move btrfs_io_context to volumes.h Johannes Thumshirn
2022-05-17 7:42 ` Qu Wenruo
2022-05-17 7:51 ` Johannes Thumshirn
2022-05-17 7:58 ` Qu Wenruo
2022-05-17 8:01 ` Johannes Thumshirn
2022-05-16 14:31 ` [RFC ONLY 3/8] btrfs: read raid-stripe-tree from disk Johannes Thumshirn
2022-05-17 8:09 ` Qu Wenruo
2022-05-17 8:13 ` Johannes Thumshirn
2022-05-17 8:28 ` Qu Wenruo
2022-05-18 11:29 ` Johannes Thumshirn
2022-05-19 8:36 ` Qu Wenruo
2022-05-19 8:39 ` Johannes Thumshirn
2022-05-19 10:37 ` Qu Wenruo
2022-05-19 11:44 ` Johannes Thumshirn
2022-05-19 11:48 ` Qu Wenruo
2022-05-19 11:53 ` Johannes Thumshirn
2022-05-19 13:26 ` Qu Wenruo
2022-05-19 13:49 ` Johannes Thumshirn
2022-05-19 22:56 ` Qu Wenruo [this message]
2022-05-20 8:27 ` Johannes Thumshirn
2022-05-16 14:31 ` [RFC ONLY 4/8] btrfs: add boilerplate code to insert raid extent Johannes Thumshirn
2022-05-17 7:53 ` Qu Wenruo
2022-05-17 8:00 ` Qu Wenruo
2022-05-17 8:05 ` Johannes Thumshirn
2022-05-17 8:09 ` Qu Wenruo
2022-05-16 14:31 ` [RFC ONLY 5/8] btrfs: add code to delete " Johannes Thumshirn
2022-05-17 8:06 ` Qu Wenruo
2022-05-17 8:10 ` Johannes Thumshirn
2022-05-17 8:14 ` Qu Wenruo
2022-05-17 8:20 ` Johannes Thumshirn
2022-05-17 8:31 ` Qu Wenruo
2022-05-16 14:31 ` [RFC ONLY 6/8] btrfs: add code to read " Johannes Thumshirn
2022-05-16 14:55 ` Josef Bacik
2022-05-16 14:31 ` [RFC ONLY 7/8] btrfs: zoned: allow zoned RAID1 Johannes Thumshirn
2022-05-16 14:31 ` [RFC ONLY 8/8] btrfs: add raid stripe tree pretty printer Johannes Thumshirn
2022-05-16 14:58 ` [RFC ONLY 0/8] btrfs: introduce raid-stripe-tree Josef Bacik
2022-05-16 15:04 ` Johannes Thumshirn
2022-05-16 15:10 ` Josef Bacik
2022-05-16 15:47 ` Johannes Thumshirn
2022-05-17 7:23 ` Nikolay Borisov
2022-05-17 7:31 ` Qu Wenruo
2022-05-17 7:41 ` Johannes Thumshirn
2022-05-17 7:32 ` Johannes Thumshirn
2022-07-13 10:54 ` RAID56 discussion related to RST. (Was "Re: [RFC ONLY 0/8] btrfs: introduce raid-stripe-tree") Qu Wenruo
2022-07-13 11:43 ` Johannes Thumshirn
2022-07-13 12:01 ` Qu Wenruo
2022-07-13 12:42 ` Johannes Thumshirn
2022-07-13 13:47 ` Qu Wenruo
2022-07-13 14:01 ` Johannes Thumshirn
2022-07-13 15:24 ` Lukas Straub
2022-07-13 15:28 ` Johannes Thumshirn
2022-07-14 1:08 ` Qu Wenruo
2022-07-14 7:08 ` Johannes Thumshirn
2022-07-14 7:32 ` Qu Wenruo
2022-07-14 7:46 ` Johannes Thumshirn
2022-07-14 7:53 ` Qu Wenruo
2022-07-15 17:54 ` Goffredo Baroncelli
2022-07-15 19:08 ` Thiago Ramon
2022-07-16 0:34 ` Qu Wenruo
2022-07-16 11:11 ` Qu Wenruo
2022-07-16 13:52 ` Thiago Ramon
2022-07-16 14:26 ` Goffredo Baroncelli
2022-07-17 17:58 ` Goffredo Baroncelli
2022-07-17 0:30 ` Qu Wenruo
2022-07-17 15:18 ` Thiago Ramon
2022-07-17 22:01 ` Qu Wenruo
2022-07-17 23:00 ` Zygo Blaxell
2022-07-18 1:04 ` Qu Wenruo
2022-07-15 20:14 ` Chris Murphy
2022-07-18 7:33 ` Johannes Thumshirn
2022-07-18 8:03 ` Qu Wenruo
2022-07-18 21:49 ` Forza
2022-07-19 1:19 ` Qu Wenruo
2022-07-21 14:51 ` Forza
2022-07-24 11:27 ` Qu Wenruo
2022-07-25 0:00 ` Zygo Blaxell
2022-07-25 0:25 ` Qu Wenruo
2022-07-25 5:41 ` Zygo Blaxell
2022-07-25 7:49 ` Qu Wenruo
2022-07-25 19:58 ` Goffredo Baroncelli
2022-07-25 21:29 ` Qu Wenruo
2022-07-18 7:30 ` Johannes Thumshirn
2022-07-19 18:58 ` Goffredo Baroncelli
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