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From: Gionatan Danti <g.danti@assyoma.it>
To: Chris Murphy <lists@colorremedies.com>,
	xfs list <linux-xfs@vger.kernel.org>
Cc: "'g.danti@assyoma.it'" <g.danti@assyoma.it>
Subject: Re: XFS reflink vs ThinLVM
Date: Mon, 13 Jan 2020 17:25:48 +0100	[thread overview]
Message-ID: <6882c726-2ac0-2d1e-155f-6e9a65009a45@assyoma.it> (raw)
In-Reply-To: <CAJCQCtShw=TTqfnxWpEROXfUgs2TtAOnLzPdi4LpOo9aYsN-gg@mail.gmail.com>

On 13/01/20 17:14, Chris Murphy wrote:
> Is --reflink on XFS atomic? In particular for a VM file that's being
> used, that's possibly quite a lot of metadata on disk and in-flight in
> the host and in the guest.
> 
> I ask because I'm not certain --reflink copies on Btrfs are atomic,
> I'll have to ask over there too. Whereas btrfs subvolume snapshots are
> considered atomic.

Hi, I did that question some time ago and, based on what I read here 
[1], it *should* be atomic.

Feel free to correct me, anyway.

[1] https://www.spinics.net/lists/linux-xfs/msg15969.html

-- 
Danti Gionatan
Supporto Tecnico
Assyoma S.r.l. - www.assyoma.it
email: g.danti@assyoma.it - info@assyoma.it
GPG public key ID: FF5F32A8

      reply	other threads:[~2020-01-13 16:25 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-13 10:22 XFS reflink vs ThinLVM Gionatan Danti
2020-01-13 11:10 ` Carlos Maiolino
2020-01-13 11:25   ` Gionatan Danti
2020-01-13 11:43     ` Carlos Maiolino
2020-01-13 12:21       ` Gionatan Danti
2020-01-13 15:34         ` Gionatan Danti
2020-01-13 16:53           ` Darrick J. Wong
2020-01-13 17:00             ` Gionatan Danti
2020-01-13 18:09               ` Darrick J. Wong
2020-01-14  8:45                 ` Gionatan Danti
2020-01-15 11:37                   ` Gionatan Danti
2020-01-15 16:39                     ` Darrick J. Wong
2020-01-15 17:45                       ` Gionatan Danti
2020-01-17 21:58                         ` Gionatan Danti
2020-01-17 23:42                           ` Darrick J. Wong
2020-01-18 11:08                             ` Gionatan Danti
2020-01-18 23:06                               ` Darrick J. Wong
2020-01-19  8:45                                 ` Gionatan Danti
2020-01-13 16:14 ` Chris Murphy
2020-01-13 16:25   ` Gionatan Danti [this message]

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