From: Andreas Dilger <adilger@clusterfs.com>
To: Valerie Clement <valerie.clement@bull.net>
Cc: Alex Tomas <alex@clusterfs.com>, linux-ext4@vger.kernel.org
Subject: Re: [RFC] ext4-locality-groups patch
Date: Wed, 13 Dec 2006 14:32:42 -0700 [thread overview]
Message-ID: <20061213213242.GY5937@schatzie.adilger.int> (raw)
In-Reply-To: <4580160B.1060006@bull.net>
On Dec 13, 2006 16:02 +0100, Valerie Clement wrote:
> Alex Tomas wrote:
> >ah, it's simple. you're looking at superblock counters.
> >we don't update them every time. this was changed years
> >ago. try the same with regular ext3
>
> Yes, sorry, I didn't know that and I didn't notice that before.
> And the per-group counters are right.
It would be good, IMHO, to update the superblock counters periodically
anyways (e.g. statfs already has done the calculation). Otherwise,
e2fsck on a mounted-but-idle system always complains about them being
incorrect.
Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.
next prev parent reply other threads:[~2006-12-13 22:03 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-30 23:56 [RFC] ext4-locality-groups patch Alex Tomas
2006-12-12 16:48 ` Valerie Clement
2006-12-12 16:58 ` Alex Tomas
2006-12-13 14:08 ` Valerie Clement
2006-12-13 14:21 ` Alex Tomas
2006-12-13 14:37 ` Valerie Clement
2006-12-13 14:51 ` Alex Tomas
2006-12-13 14:54 ` Alex Tomas
2006-12-13 15:02 ` Valerie Clement
2006-12-13 21:32 ` Andreas Dilger [this message]
2006-12-13 14:40 ` Eric Sandeen
2006-12-13 21:33 ` Andreas Dilger
2006-12-13 22:26 ` Eric Sandeen
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