linux-kernel - Re: Temperature above threshold loop with 2.6.31.1

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Message-ID: <20091002170550.GA28428@elte.hu>
Date:	Fri, 2 Oct 2009 19:05:50 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Frans Pop <elendil@...net.nl>
Cc:	Trevor Hemsley <trevor.hemsley@...world.com>,
	linux-kernel@...r.kernel.org
Subject: Re: Temperature above threshold loop with 2.6.31.1


* Frans Pop <elendil@...net.nl> wrote:

> Trevor Hemsley wrote:
> > I just downloaded and installed the latest 2.6.31.1 kernel on my
> > machine here and I think I found a small bug. Shortly after boot I
> > start to receive messages like
> > 
> > CPU0: Temperature above threshold, cpu clock throttled (total events =
> > 21672)
> [...] 
> > More importantly, I get approximately 100,000 of these messages per
> > minute and the machine is completely unusable. All of these are for
> > CPU0 - at least all the ones that get written to /var/log/messages.
> > 
> > 1,666 notifications a second seems a little on the 'too frequent' side
> > of things to me :-)
> 
> Looks like this may already be fixed in mainline by the following commit:
> commit b417c9fd8690637f0c91479435ab3e2bf450c038
> Author: Ingo Molnar <mingo@...e.hu>
> Date:   Tue Sep 22 15:50:24 2009 +0200
>     x86: mce: Fix thermal throttling message storm
> 
> Can you confirm that please, either by compiling current git or by applying 
> that commit on top of 2.6.31.1?
> 
> Ingo: is that patch already scheduled for stable?

Not yet - i just forwarded it. Thanks for pointing it out,

	Ingo
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