From: Hugo Mills <hugo@carfax.org.uk>
To: "Swâmi Petaramesh" <swami@petaramesh.org>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: btrfs fi df shows "unknown" ?
Date: Thu, 17 Jul 2014 09:42:54 +0100 [thread overview]
Message-ID: <20140717084254.GH4834@carfax.org.uk> (raw)
In-Reply-To: <2344973.5NRcZetHsX@vajra>
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On Thu, Jul 17, 2014 at 10:02:01AM +0200, Swâmi Petaramesh wrote:
> Hi there,
>
> Since a few days, I have noticed that "btrfs fi df /" displays an entry about
> "unknown" used space, and I can see this on several Fedora machines, so it is
> not an issue related to a given system...
>
> Does anybody know what these "unknown" data are ?
It's the block reserve, which used to be part of metadata, but is
now split out to its own type. An updated userspace should be able to
show it properly.
Hugo.
> i.e:
>
> # btrfs fi df /
> Data, single: total=106.00GiB, used=88.28GiB
> System, DUP: total=32.00MiB, used=24.00KiB
> Metadata, DUP: total=1.00GiB, used=520.36MiB
> unknown, single: total=176.00MiB, used=0.00
>
> # btrfs --version
> Btrfs v3.14.2
>
> # uname -r
> 3.15.5-200.fc20.x86_64
>
> TIA, kind regards.
>
--
=== Hugo Mills: hugo@... carfax.org.uk | darksatanic.net | lug.org.uk ===
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prev parent reply other threads:[~2014-07-17 8:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-17 8:02 btrfs fi df shows "unknown" ? Swâmi Petaramesh
2014-07-17 8:42 ` Hugo Mills [this message]
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