linux-kernel - RE: MCE/Package power limit notification

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Message-ID: <493994B35A117E4F832F97C4719C4C04022D835792@orsmsx505.amr.corp.intel.com>
Date:	Mon, 28 Nov 2011 14:50:47 -0800
From:	"Yu, Fenghua" <fenghua.yu@...el.com>
To:	"Luck, Tony" <tony.luck@...el.com>,
	Udo Steinberg <udo@...ervisor.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: RE: MCE/Package power limit notification

> -----Original Message-----
> From: Luck, Tony
> Sent: Monday, November 28, 2011 2:46 PM
> To: Udo Steinberg; Linux Kernel Mailing List
> Cc: Yu, Fenghua
> Subject: RE: MCE/Package power limit notification
> 
> > After half an hour of compiling code on an Intel SNB machine, at
> which time
> > the machine was more or less permanently running with turbo boost
> active,
> > I've gotten the following in my dmesg with Linux-3.1.0:
> >
> > CPU2: Package power limit notification (total events = 1)
> > CPU3: Package power limit notification (total events = 1)
> > CPU1: Package power limit notification (total events = 1)
> > CPU0: Package power limit notification (total events = 1)
> > ...
> 
> Udo,
> 
> Fenghua is looking at options to tone down these messages - reporting
> as machine checks is unduly scary.

Hi, Udo,

I sent out a patch to remove the mcelog info. Could you try it and see if it works for you?
https://lkml.org/lkml/2011/11/14/239

Thanks.

-Fenghua
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