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Date: Sat, 25 Jan 2003 03:00:14 +1100
From: Nick Piggin <piggin@cyberone.com.au>
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To: Nikita Danilov <Nikita@Namesys.COM>
CC: Andrew Morton <akpm@digeo.com>,
       Alex Bligh - linux-kernel <linux-kernel@alex.org.uk>,
       linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: 2.5.59-mm5
References: <20030123195044.47c51d39.akpm@digeo.com>	<946253340.1043406208@[192.168.100.5]>	<20030124031632.7e28055f.akpm@digeo.com> <15921.11824.472374.112916@laputa.namesys.com>
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Nikita Danilov wrote:

>Andrew Morton writes:
>
>[...]
>
> > 
> > In this very common scenario, the only way we'll ever get "lumps" of reads is
> > if some other processes come in and happen to want to read nearby sectors. 
>
>Or if you have read-ahead for meta-data, which is quite useful. Isn't
>read ahead targeting the same problem as this anticipatory scheduling?
>
Finesse vs brute force. A bit of readahead is good.

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