linux-kernel - Re: [RFC PATCH] Turn off the tick even when not idle

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Message-ID: <4A9D4FE8.2010505@hp.com>
Date:	Tue, 01 Sep 2009 12:46:32 -0400
From:	jim owens <jowens@...com>
To:	Christoph Lameter <cl@...ux-foundation.org>
CC:	Josh Triplett <josh@...htriplett.org>,
	linux-kernel@...r.kernel.org, Anton Blanchard <anton@...ba.org>,
	Tim Pepper <lnxninja@...ux.vnet.ibm.com>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	John Stultz <johnstul@...ibm.com>,
	Jamey Sharp <jamey@...ilop.net>
Subject: Re: [RFC PATCH] Turn off the tick even when not idle

Christoph Lameter wrote:
> 
> Good idea. Thought so for a long time. Thanks for working on it. Many of
> the events can be deferred if nothing is happening in the system.
> vm statistics, data expiration from caches etc. Not sure what to do about
> the per cpu threads generated by various kernel subsystems though.

might be a little easier to sort this out after Jens code
is in to create workers dynamically instead of on every cpu.
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