* [lm-sensors] doubt about assignments of the thermal sensors to their physical location
@ 2012-08-26 19:27 Toralf Förster
2012-08-26 19:32 ` Matthew Garrett
0 siblings, 1 reply; 2+ messages in thread
From: Toralf Förster @ 2012-08-26 19:27 UTC (permalink / raw)
To: lm-sensors
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [lm-sensors] doubt about assignments of the thermal sensors to their physical location
2012-08-26 19:27 [lm-sensors] doubt about assignments of the thermal sensors to their physical location Toralf Förster
@ 2012-08-26 19:32 ` Matthew Garrett
0 siblings, 0 replies; 2+ messages in thread
From: Matthew Garrett @ 2012-08-26 19:32 UTC (permalink / raw)
To: lm-sensors
On Sun, Aug 26, 2012 at 09:27:35PM +0200, Toralf Förster wrote:
> for a ThinkPad T420 (model 4180-f65) running at a stable Gentoo w/
> kernel 3-5.3 I'm wondering, if the kernel (module thinkpad_acpi) + the
> package sys-apps/lm_sensors-3.3.1 works fine together wrt to the
> assignments of the thermal sensors to their physical location.
thinkpad-acpi isn't involved here. The core temperatures are all coming
from the CPU itself.
> I'm wondering why the 2 cores of the "Intel(R) Core(TM) i5-2540M CPU @
> 2.60GHz stepping 07" doesn't have the same temperature of 43°C and
> "Physical id 0:" has the other (different) value of 40°C.
The two cores can be different temperatures. The physical id 0 value is
the package temperature, which will typically just be the highest of the
core temperatures.
--
Matthew Garrett | mjg59@srcf.ucam.org
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2012-08-26 19:27 [lm-sensors] doubt about assignments of the thermal sensors to their physical location Toralf Förster
2012-08-26 19:32 ` Matthew Garrett
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