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From: Daniel Phillips <phillips@arcor.de>
To: Jens Axboe <axboe@suse.de>, David Anderson <david-anderson2003@mail.com>
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: I/O Request [Elevator; Clustering; Scatter-Gather]
Date: Tue, 4 Mar 2003 22:10:55 +0100	[thread overview]
Message-ID: <20030304141948.264C63BF9D@mx01.nexgo.de> (raw)
In-Reply-To: <20030304135000.GA29990@suse.de>

On Tuesday 04 March 2003 14:50, Jens Axboe wrote:
> > Do Clustering of request and scatter-gather mean the same ?? Confused
> > to the core... Kindly help me ...
>
> No, the elevator clustering refers to clustering request that are
> contigious on disk. Scatter-gather may cluster sg entries that are
> contigious in memory.

Hi Jens,

I think you meant to write *non*contiguous in memory (but contiguous on the 
device).

Regards,

Daniel

  reply	other threads:[~2003-03-04 14:09 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-04 13:32 David Anderson
2003-03-04 13:50 ` Jens Axboe
2003-03-04 21:10   ` Daniel Phillips [this message]
2003-03-04 14:20     ` Jens Axboe
2003-03-04 14:11 David Anderson

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