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Re: XFS vs Elevators (was Re: [PATCH RFC] nilfs2: continuous snapshottin

To: Martin Knoblauch <knobi@xxxxxxxxxxxx>
Subject: Re: XFS vs Elevators (was Re: [PATCH RFC] nilfs2: continuous snapshotting file system)
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Fri, 22 Aug 2008 01:59:25 +1000
Cc: Szabolcs Szakacsits <szaka@xxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx
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Mail-followup-to: Martin Knoblauch <knobi@xxxxxxxxxxxx>, Szabolcs Szakacsits <szaka@xxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx
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On Thu, Aug 21, 2008 at 04:05:21AM -0700, Martin Knoblauch wrote:
>  just curious - which CCISS controller and and what kind of disk 
> configuration are you using.

Smart Array 5300, using a single 36GB 10krpm U3SCSI disk.

Looks like most of the problems were caused by the firmware,
and are not driver related. An upgrade to a newer (2002!) firmware
appears to have fixed the worst of the problems.

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx


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