linux-kernel - Re: [PATCH RFC 1/2] cfq: request-deadline policy

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Message-ID: <1309959666.3282.275.camel@twins>
Date:	Wed, 06 Jul 2011 15:41:06 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Konstantin Khlebnikov <khlebnikov@...nvz.org>
Cc:	Jens Axboe <axboe@...nel.dk>, linux-kernel@...r.kernel.org,
	Vivek Goyal <vgoyal@...hat.com>
Subject: Re: [PATCH RFC 1/2] cfq: request-deadline policy

On Mon, 2011-07-04 at 17:08 +0400, Konstantin Khlebnikov wrote:
> This patch implements fifo requests dispatching with deadline policy: now cfq
> obliged to dispatch request if it stuck in the queue for more than deadline.

Have you considered BFQ (http://lkml.org/lkml/2008/11/11/148) which is
WF2Q+ variant?
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