From: Luis Chamberlain <mcgrof@kernel.org>
To: Christoph Hellwig <hch@infradead.org>
Cc: "Dave Chinner" <david@fromorbit.com>,
"Javier González" <javier@javigon.com>,
linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org,
lsf-pc@lists.linux-foundation.org,
"Matias Bjørling" <Matias.Bjorling@wdc.com>,
"Damien Le Moal" <Damien.LeMoal@wdc.com>,
"Bart Van Assche" <bvanassche@acm.org>,
"Adam Manzanares" <a.manzanares@samsung.com>,
"Keith Busch" <Keith.Busch@wdc.com>,
"Johannes Thumshirn" <Johannes.Thumshirn@wdc.com>,
"Naohiro Aota" <Naohiro.Aota@wdc.com>,
"Pankaj Raghav" <pankydev8@gmail.com>,
"Kanchan Joshi" <joshi.k@samsung.com>,
"Nitesh Shetty" <nj.shetty@samsung.com>,
"Jaegeuk Kim" <jaegeuk@kernel.org>
Subject: Re: [LSF/MM/BPF BoF] BoF for Zoned Storage
Date: Fri, 11 Mar 2022 12:31:39 -0800 [thread overview]
Message-ID: <Yiuxq0DXe5M5dsqh@bombadil.infradead.org> (raw)
In-Reply-To: <YirnIuXUj5RrUadm@infradead.org>
On Thu, Mar 10, 2022 at 10:07:30PM -0800, Christoph Hellwig wrote:
> On Thu, Mar 10, 2022 at 04:49:06PM -0800, Luis Chamberlain wrote:
> > Some filesystems who want to support zone storage natively have been
> > extended to do things to help with these quirks. My concerns were the
> > divergence on approaches to how filesystems use ZNS as well. Do you have
> > any plans to consider such efforts for XFS or would you rather build on
> > ZoneFS somehow?
>
> XFS will always require a random writable area for metadata.
XFS also supports an external journal, so could that go through
a conventional zone?
> I have
> an old early draft with a fully zone aware allocator essentially
> replacing the realtime subvolume. But it's been catching dust so far,
> maybe I'll have a chance to resurrect it if I don't have too fight too
> many stupid patchseries all at once.
Good to know thanks!
I was wondering weather or not Chinner's subvolume concept could be
applied to ZoneFS for the data area. But given the file would be on
another filesystem made me think this would probably not be possible.
Then there is the append only requirement as well...
Luis
next prev parent reply other threads:[~2022-03-11 20:31 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-03 0:56 [LSF/MM/BPF BoF] BoF for Zoned Storage Luis Chamberlain
2022-03-03 1:03 ` Luis Chamberlain
2022-03-03 1:33 ` Bart Van Assche
2022-03-03 4:31 ` Matias Bjørling
2022-03-03 5:21 ` Adam Manzanares
2022-03-03 5:32 ` Javier González
2022-03-03 6:29 ` Javier González
2022-03-03 7:54 ` Pankaj Raghav
2022-03-03 9:49 ` Damien Le Moal
2022-03-03 14:55 ` Adam Manzanares
2022-03-03 15:22 ` Damien Le Moal
2022-03-03 17:10 ` Adam Manzanares
2022-03-03 19:51 ` Matias Bjørling
2022-03-03 20:18 ` Adam Manzanares
2022-03-03 21:08 ` Javier González
2022-03-03 21:33 ` Matias Bjørling
2022-03-04 20:12 ` Luis Chamberlain
2022-03-06 23:54 ` Damien Le Moal
2022-03-03 16:12 ` Himanshu Madhani
2022-03-03 7:21 ` Hannes Reinecke
2022-03-03 8:55 ` Damien Le Moal
2022-03-03 7:38 ` Kanchan Joshi
2022-03-03 8:43 ` Johannes Thumshirn
2022-03-03 18:20 ` Viacheslav Dubeyko
2022-03-04 0:10 ` Dave Chinner
2022-03-04 22:10 ` Luis Chamberlain
2022-03-04 22:42 ` Dave Chinner
2022-03-04 22:55 ` Luis Chamberlain
2022-03-05 7:33 ` Javier González
2022-03-07 7:12 ` Dave Chinner
2022-03-07 10:27 ` Matias Bjørling
2022-03-07 11:29 ` Javier González
2022-03-11 0:49 ` Luis Chamberlain
2022-03-11 6:07 ` Christoph Hellwig
2022-03-11 20:31 ` Luis Chamberlain [this message]
2022-03-07 13:55 ` James Bottomley
2022-03-07 14:35 ` Javier González
2022-03-07 15:15 ` Keith Busch
2022-03-07 15:28 ` Javier González
2022-03-07 20:42 ` Damien Le Moal
2022-03-11 7:21 ` Javier González
2022-03-11 7:39 ` Damien Le Moal
2022-03-11 7:42 ` Christoph Hellwig
2022-03-11 7:53 ` Javier González
2022-03-11 8:46 ` Christoph Hellwig
2022-03-11 8:59 ` Javier González
2022-03-12 8:03 ` Damien Le Moal
2022-03-07 0:07 ` Damien Le Moal
2022-03-06 23:56 ` Damien Le Moal
2022-03-07 15:44 ` Luis Chamberlain
2022-03-07 16:23 ` Johannes Thumshirn
2022-03-07 16:36 ` Luis Chamberlain
2022-03-15 18:08 ` [EXT] " Luca Porzio (lporzio)
2022-03-15 18:39 ` Bart Van Assche
2022-03-15 18:47 ` Bean Huo (beanhuo)
2022-03-15 18:49 ` Jens Axboe
2022-03-15 19:04 ` Bean Huo (beanhuo)
2022-03-15 19:16 ` Jens Axboe
2022-03-15 19:59 ` Bart Van Assche
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