linux-kernel - Re: responsiveness: newer kernels causing lagging and blocking

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Message-ID: <4F4676C2.8020807@tu-ilmenau.de>
Date:	Thu, 23 Feb 2012 18:26:26 +0100
From:	Stephan Bärwolf 
	<stephan.baerwolf@...ilmenau.de>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	linux-kernel@...r.kernel.org, Michael Buesch <mb@...sch.de>,
	Chris Wilson <chris@...is-wilson.co.uk>,
	Alex Deucher <alexdeucher@...il.com>,
	Dave Airlie <airlied@...hat.com>
Subject: Re: responsiveness: newer kernels causing lagging and blocking


> I'm assuming you don't have PREEMPT enabled? Does that hide the problem?
>
>                              Linus
>

It is a PREEMPT kernel with 1000Hz (maximum) NOHZ (tickless).

regards Stephan
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