From: Avi Kivity <avi@redhat.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: Ray Van Dolson <rayvd@bludgeon.org>, linux-btrfs@vger.kernel.org
Subject: Re: Data-deduplication?
Date: Wed, 15 Oct 2008 15:39:16 +0200 [thread overview]
Message-ID: <48F5F284.1020309@redhat.com> (raw)
In-Reply-To: <878wssswqa.fsf@basil.nowhere.org>
Andi Kleen wrote:
> Ray Van Dolson <rayvd@bludgeon.org> writes:
>
>
>> I recall their being a thread here a number of months back regarding
>> data-deduplication support for bttfs.
>>
>> Did anyone end up picking that up and giving a go at it? Block level
>> data dedup would be *awesome* in a Linux filesystem. It does wonders
>> for storing virtual machines w/ NetApp and WAFL, and even ZFS doesn't
>> have this feature yet (although I've read discussions on them looking
>> to add it).
>>
>
> There are some patches to do in QEMU's cow format for KVM. That's
> user level only.
>
And thus, doesn't work for sharing between different images, especially
at runtime. I'd really, really [any number of reallies], really like to
see btrfs deduplication.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2008-10-15 13:39 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-12 2:06 Data-deduplication? Ray Van Dolson
2008-10-13 8:52 ` Data-deduplication? Andi Kleen
2008-10-15 13:39 ` Avi Kivity [this message]
2008-10-15 14:15 ` Data-deduplication? Andi Kleen
2008-10-15 14:43 ` Data-deduplication? Miguel Sousa Filipe
2008-10-15 15:00 ` Data-deduplication? Andi Kleen
2008-10-15 17:49 ` Data-deduplication? Avi Kivity
2008-10-13 11:02 ` Data-deduplication? Chris Mason
2008-10-16 19:25 ` Data-deduplication? Valerie Aurora Henson
2008-10-16 19:30 ` Data-deduplication? Chris Mason
2008-10-17 18:24 ` Data-deduplication? Valerie Aurora Henson
2008-10-20 0:16 ` Data-deduplication? Chris Mason
2008-10-21 20:33 ` Data-deduplication? Valerie Aurora Henson
2008-10-17 20:10 ` Data-deduplication? Christoph Hellwig
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