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Re: BTRFS file clone support for cp
From: |
Giuseppe Scrivano |
Subject: |
Re: BTRFS file clone support for cp |
Date: |
Mon, 27 Jul 2009 21:41:19 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.0.96 (gnu/linux) |
Jim Meyering <address@hidden> writes:
>> Another possible issue with this I can think of is
>> depending on the modification pattern of the COW files,
>> the modification processes could fragment the file or
>> more seriously be given ENOSPC errors.
>
> I hope btrfs takes care of this behind the scene.
>
> How does the clone work wrt to space consumed, a la df?
> If copying a 1GB file this way does not update usage
> stats to reflect the additional 1GB of space used, ...
I tried to clone a big file and df reported a different "used blocks"
stat that it was before the clone operation.
Cheers,
Giuseppe
- Re: BTRFS file clone support for cp, (continued)
- Re: BTRFS file clone support for cp, Giuseppe Scrivano, 2009/07/26
- Re: BTRFS file clone support for cp, Jim Meyering, 2009/07/26
- Re: BTRFS file clone support for cp, Giuseppe Scrivano, 2009/07/26
- Re: BTRFS file clone support for cp, Jim Meyering, 2009/07/27
- Re: BTRFS file clone support for cp, Andreas Schwab, 2009/07/27
- Re: BTRFS file clone support for cp, Jim Meyering, 2009/07/28
- Re: BTRFS file clone support for cp, Jim Meyering, 2009/07/29
- Re: BTRFS file clone support for cp, Jim Meyering, 2009/07/29
Re: BTRFS file clone support for cp, Pádraig Brady, 2009/07/26
- Re: BTRFS file clone support for cp, Jim Meyering, 2009/07/27
- Re: BTRFS file clone support for cp,
Giuseppe Scrivano <=
- Re: BTRFS file clone support for cp, Pádraig Brady, 2009/07/27
- Re: BTRFS file clone support for cp, Giuseppe Scrivano, 2009/07/28
- Re: BTRFS file clone support for cp, Chris Mason, 2009/07/29
- Re: BTRFS file clone support for cp, Pádraig Brady, 2009/07/29
- Re: BTRFS file clone support for cp, Chris Mason, 2009/07/29
- Re: BTRFS file clone support for cp, Pádraig Brady, 2009/07/29
- Re: BTRFS file clone support for cp, Joel Becker, 2009/07/30
- Re: BTRFS file clone support for cp, Jim Meyering, 2009/07/30
- Re: BTRFS file clone support for cp, Joel Becker, 2009/07/30
- Re: BTRFS file clone support for cp, Pádraig Brady, 2009/07/30