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Date: Fri, 31 Oct 2003 01:29:46 -0800
From: Andrew Morton <akpm@osdl.org>
To: ahuisman@cistron.nl, linux-kernel@vger.kernel.org, nuno.silva@vgertech.com
Subject: Re: READAHEAD
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Andrew Morton <akpm@osdl.org> wrote:
>
> Please, just use time, cat, dd, etc.
> 
>  	mount /dev/xxx /mnt/yyy
>  	dd if=/dev/zero of=/mnt/yyy/x bs=1M count=1024
>  	umount /dev/xxx
>  	mount /dev/xxx /mnt/yyy
>  	time cat /mnt/yyy/x > /dev/null

And you can do the same against /dev/hdaN if you have a scratch
partition; that would be interesting.