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Date:	Tue, 06 Nov 2007 13:54:08 -0600
From:	Eric Sandeen <sandeen@...hat.com>
To:	Eric Sandeen <sandeen@...hat.com>
CC:	Alex Tomas <bzzz.tomas@...il.com>,
	Andreas Dilger <adilger@....COM>,
	ext4 development <linux-ext4@...r.kernel.org>
Subject: Re: delalloc fragmenting files?

Eric Sandeen wrote:
> Alex Tomas wrote:
>> thanks for the data. the attached patch should fix couple issues:
>> broken history output and policy in that smaller usable chunk to
>> be used. can you give it a spin, please?
> 
> Hi Alex -
> 
> This looks *much* better:

Hmm bad news is when I add uninit_groups into the mix, it goes a little
south again, with some out-of-order extents.  Not the end of the world,
but a little unexpected?

....
Discontinuity: Block 1430784 is at 24183810 (was 24181761)
Discontinuity: Block 1461760 is at 24216578 (was 24214785)
Discontinuity: Block 1492480 is at 37888 (was 24247297)
Discontinuity: Block 1519616 is at 850944 (was 65023)
Discontinuity: Block 1520640 is at 883712 (was 851967)
Discontinuity: Block 1521664 is at 1670144 (was 884735)
Discontinuity: Block 1522688 is at 2685952 (was 1671167)
Discontinuity: Block 1523712 is at 4226048 (was 2686975)
Discontinuity: Block 1524736 is at 11271168 (was 4227071)
Discontinuity: Block 1525760 is at 23952384 (was 11272191)
...

-Eric
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