linux-kernel - Re: [PATCH 1/3] readahead: drop behind

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Message-Id: <1185051551.28982.4.camel@perkele>
Date:	Sat, 21 Jul 2007 16:59:11 -0400
From:	Eric St-Laurent <ericstl34@...patico.ca>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	Fengguang Wu <wfg@...l.ustc.edu.cn>, riel <riel@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Tim Pepper <lnxninja@...ibm.com>,
	Chris Snook <csnook@...hat.com>
Subject: Re: [PATCH 1/3] readahead: drop behind


> They are against git of a few hours ago and the latest readahead patches
> from Wu (which don't apply cleanly either, but the rejects are trivial).
> 
> > It would be useful to have a temporary /proc tunable to enable/disable
> > the heuristic to help test the effects.
> 
> Right, I had such a patch somewhere,.. won't apply cleanly but should be
> obvious..

Thanks, I will merge theses and report back with some results.

After copying large files, I find my system sluggish. I hope your
changes will help.

- Eric


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