[ltp] An "inverse" fan problem
Jan Girlich
linux-thinkpad@linux-thinkpad.org
Wed, 25 May 2005 02:04:09 +0200
This is a cryptographically signed message in MIME format.
--------------ms080308000204080604050209
Content-Type: text/plain; charset=us-ascii; format=flowed
Content-Transfer-Encoding: 7bit
Hi Michael,
Michael Keyl schrieb:
> while playing around with the ATLAS library (a highly tuned numerical linear
> algebra library) I have encountered a new annoying problem with the fan of my
> TP R51 (1.7 Ghz Banias cpu): If you torture your cpu really hard (like
> hard-core numerics with all tricks like SSE2 and muladd operations) the fan
> spins not fast enough and did not accelerate early enough to prevent the cpu
> from reaching the "passive" temperature. With a small test programm (taking
> the square of a randomly generated 1000x1000 matrix in an infinite loop) I
What about posting this small test-program? If you tell me how to use it
and how you did the temperature-check etc., I will test it on my R51 1.5GHz.
TIA
Jan
--------------ms080308000204080604050209
Content-Type: application/x-pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"
Content-Description: S/MIME Cryptographic Signature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--------------ms080308000204080604050209--