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From: Michal Soltys <soltys@ziu.info>
To: "Mr. James W. Laferriere" <babydr@baby-dragons.com>
Cc: Richard Scobie <richard@sauce.co.nz>,
	linux-raid maillist <linux-raid@vger.kernel.org>
Subject: Re: Benchmarks: Linux Kernel RAID vs a Hardware RAID setup
Date: Wed, 16 Jul 2008 07:50:10 +0200	[thread overview]
Message-ID: <487D8C12.4080107@ziu.info> (raw)
In-Reply-To: <Pine.LNX.4.64.0807151831070.32734@filesrv1.baby-dragons.com>

Mr. James W. Laferriere wrote:
>     Hello Richard ,
> 
>     At what level (2.6.26) does one set readahead ?
>     I've searched 'mount' ,  'mdadm' ,  'Documentation/md.txt' .  Where 
> else should I look ?  Obviously I am missing something .
> 

 From what I know, only the layer directly under the filesystem is 
meaningful in any way - check out this post:

http://marc.info/?l=linux-raid&m=120659089505963&w=2


  parent reply	other threads:[~2008-07-16  5:50 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-15 14:06 Benchmarks: Linux Kernel RAID vs a Hardware RAID setup Ben Martin
2008-07-15 14:42 ` Justin Piszcz
2008-07-16  4:14   ` Ben Martin
2008-07-15 15:46 ` Michal Soltys
2008-07-15 20:34   ` Richard Scobie
2008-07-16  2:34     ` Mr. James W. Laferriere
2008-07-16  2:48       ` Richard Scobie
2008-07-16  2:52         ` Mr. James W. Laferriere
2008-07-16  4:17           ` Keld Jørn Simonsen
2008-07-16  5:50       ` Michal Soltys [this message]
2008-07-16  3:36   ` Ben Martin
2008-07-16  3:55     ` Richard Scobie
2008-07-16  7:00       ` Dan Williams
2008-07-16 17:08       ` thomas62186218
2008-07-16 19:34         ` Richard Scobie
2008-07-15 16:39 ` Keld Jørn Simonsen
2008-07-15 16:50   ` thomas62186218
2008-07-15 17:39     ` Keld Jørn Simonsen
2008-07-16  0:01       ` Richard Scobie
2008-07-16  0:20         ` Jon Nelson
2008-07-16  4:06           ` Ben Martin
2008-07-16 15:42           ` Ben Martin
2008-07-16  4:23         ` Keld Jørn Simonsen
2008-07-16  5:18           ` Richard Scobie
2008-07-16  8:17             ` Keld Jørn Simonsen
2008-07-15 17:06   ` Jon Nelson
2008-07-16  3:44     ` Ben Martin
2008-07-15 18:40   ` Brad Campbell
2008-07-15 20:12     ` Keld Jørn Simonsen
2008-07-21 16:55       ` Bill Davidsen
2008-07-23  7:45         ` Keld Jørn Simonsen
2008-07-23 10:29           ` Brad Campbell
     [not found]     ` <487CF499.6080105@harddata.com>
2008-07-15 20:15       ` Keld Jørn Simonsen
2008-07-16  3:58   ` Ben Martin
2008-07-16  4:47     ` Keld Jørn Simonsen
2008-07-21 16:58       ` Bill Davidsen
2008-07-15 19:41 ` Keld Jørn Simonsen
2008-07-16  3:25   ` Ben Martin
2008-07-15 20:40 ` Peter Grandi
2008-07-16  3:38 ` Eric Sandeen
2008-07-16 18:54 ` Alan D. Brunelle
2008-07-17  8:26   ` Ben Martin

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