linux-kernel - Re: [PATCH 5/15] cfq-iosched: speed up rbtree handling

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Message-ID: <462F7AD9.8020300@hp.com>
Date:	Wed, 25 Apr 2007 11:59:21 -0400
From:	"Alan D. Brunelle" <Alan.Brunelle@...com>
To:	Jens Axboe <jens.axboe@...cle.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/15] cfq-iosched: speed up rbtree handling

Hi Jens -

The attached patch speeds it up even more - I'm finding a >9% reduction 
in %system with no loss in IO performance. This just sets the cached 
element when the first is looked for.

Alan

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