linux-kernel - Re: 2.6.21-rc5: Thinkpad X60 gets critical thermal shutdowns

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Date:	Sun, 01 Apr 2007 14:13:00 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Kyle Moffett <mrmacman_g4@....com>
CC:	Andi Kleen <ak@...e.de>, "Brown, Len" <len.brown@...el.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-acpi@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: 2.6.21-rc5: Thinkpad X60 gets critical thermal shutdowns

Kyle Moffett wrote:
> Well, 128C is more than hot enough to boil water and well above the
> thermal tolerances of most CPUs, so I would imagine that were your CPU
> actually that hot it wouldn't be capable of printing the "Critical
> temperature reached" messages, let alone properly rebooting.

Yes, its probably a bad reading, but its not complete absurd - chips can
operate up to ~100C, but they're definitely unhappy at that point.  In
fact, I typically get 85-95 degrees from those sensors in normal
operation, but I have no idea whether that's a real measurement or not.

    J
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