amdtemp(4) oddities, Athlon 64 X2 (8-stable)

Oliver Fromme olli at lurza.secnetix.de
Fri Feb 5 15:13:17 UTC 2010


Vasyl Samoilov wrote:
 > Oliver Fromme wrote:
 > > dev.cpu.0.temperature: 14.0C
 > > dev.cpu.1.temperature: 14.0C
 > > dev.amdtemp.0.sensor0.core0: 14.0C
 > > dev.amdtemp.0.sensor0.core1: 22.0C
 > > dev.amdtemp.0.sensor1.core0: -49.0C
 > > dev.amdtemp.0.sensor1.core1: -49.0C
 > > hw.acpi.thermal.tz0.temperature: 40.0C
 > 
 > It's not Freebsd, it's cpu issuses. For brisbane core cpus CoreTemp 
 > author reported many times than the internal sensor seems to be 
 > defective because it reads ilogical temperatures.

That doesn't explain the difference between the second and
the fourth line:

dev.cpu.1.temperature: 14.0C
dev.amdtemp.0.sensor0.core1: 22.0C

They should come from the same sensor (at least the manual
page implies this), so why are they different?

Best regards
   Oliver

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