linux-kernel - Re: Versioning file system

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Message-ID: <4673194D.4090500@intel.com>
Date:	Fri, 15 Jun 2007 15:57:17 -0700
From:	"Kok, Auke" <auke-jan.h.kok@...el.com>
To:	Jack Stone <jack@...keye.stone.uk.eu.org>
CC:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	akpm@...ux-foundation.org, viro@...iv.linux.org.uk
Subject: Re: Versioning file system

Jack Stone wrote:
> I hope I got the CC list right. Apologies to anyone in didn't include
> and anyone I shouldn't have included.
> 
> The basic idea is to include an idea from VMS that seems to be quite
> useful: version numbers for files.

<snip>

have you looked into ext3cow? it allows you to take snapshots of the entire ext3 
fs at a single point, and rollback / extract snapshots at any time later. This 
may be sufficient for you and the implementation seems to be rather stable already.

Cheers,

Auke


http://www.ext3cow.com/
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