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X-Comment-To: Linus Torvalds
To: Linus Torvalds <torvalds@osdl.org>
Cc: Alex Tomas <alex@clusterfs.com>, Jeff Garzik <jeff@garzik.org>,
       Andrew Morton <akpm@osdl.org>,
       ext2-devel <ext2-devel@lists.sourceforge.net>,
       linux-kernel@vger.kernel.org, cmm@us.ibm.com,
       linux-fsdevel@vger.kernel.org, Andreas Dilger <adilger@clusterfs.com>
Subject: Re: [Ext2-devel] [RFC 0/13] extents and 48bit ext3
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From: Alex Tomas <alex@clusterfs.com>
Organization: HOME
Date: Fri, 09 Jun 2006 20:48:16 +0400
In-Reply-To: <Pine.LNX.4.64.0606090913390.5498@g5.osdl.org> (Linus Torvalds's message of "Fri, 9 Jun 2006 09:25:57 -0700 (PDT)")
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so, instead of taking one (quite-well-tested) part that solves one of
the biggest ext3 limitation, you propose to start a new project and
get something in a year (probably) ?

I think about extents as a step-by-step way ...

thanks, Alex



>>>>> Linus Torvalds (LT) writes:

 LT> Just as an example: ext3 _sucks_ in many ways. It has huge inodes that 
 LT> take up way too much space in memory. It has absolutely disgusting code to 
 LT> handle directory reading and writing (buffer heads! In 2006!). It's 
 LT> conditional indexing code is horrible. Its performance absolutely sucks 
 LT> when the journal is being drained or something.

 LT> Are you going to improve on any of those _fundamnetal_ problems? Or are 
 LT> you going to make them worse?

 LT> Hint: I'm betting you're not going to improve them by adding more 
 LT> features.