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From: Andi Kleen <andi@firstfloor.org>
To: Miguel Sousa Filipe <miguel.filipe@gmail.com>
Cc: Andi Kleen <andi@firstfloor.org>, Avi Kivity <avi@redhat.com>,
	Ray Van Dolson <rayvd@bludgeon.org>,
	linux-btrfs@vger.kernel.org
Subject: Re: Data-deduplication?
Date: Wed, 15 Oct 2008 17:00:05 +0200	[thread overview]
Message-ID: <20081015150005.GU12131@one.firstfloor.org> (raw)
In-Reply-To: <f058a9c30810150743p41e285fei5b61a187debe952e@mail.gmail.com>

> Like, using bcp (btrfs specific cp) for creating "new" images from a base one?
> Will that suffice?
> With modifications after that being COW, that could be a simple way of
> having a "stupid/hack" no duplication.

qcow already supports that. The challenge is just to deduplicate 
later e.g. when you start applying security updates to the images.

-Andi

  reply	other threads:[~2008-10-15 15:00 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   ` Data-deduplication? Avi Kivity
2008-10-15 14:15     ` Data-deduplication? Andi Kleen
2008-10-15 14:43       ` Data-deduplication? Miguel Sousa Filipe
2008-10-15 15:00         ` Andi Kleen [this message]
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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