[ltp] R40 - acpi - CPU temp

Tim Prince linux-thinkpad@linux-thinkpad.org
Sun, 27 Jul 2003 13:19:47 -0700


On Sunday 27 July 2003 12:07, Jérôme wrote:
> As I bought my new comp recently, a R4O with a P4M 1.9G and assuming I'm
> an regular AMD user, I was wondering about the CPU temp on my laptop...
> I enable ACPI in the kernel (2.4.21) and installed acpid (debian SID
> version) and I did a $cat /proc/acpi/thermal/0/status
> It returned a temperature : 3322dK
> I interpreted it as deci Kelvin assuming that Temp in °kelvin = Temp in
> °Celsius - 273
> The temp in C is 59.2°C (332.2-273)
> I found this really high and was wondering if I had something else to
> check ... The fan was apparently not working, it does however
> sometimes... Do I have to set some things for acpid, is that normal, is
> the value returned correct?
> Please, enlight me :)
Searching publicly available data sheets, I do find that the processor is 
rated to operate with ambient temperature as high as 35°C .  Clearly it 
must operate at a higher temperature than that, so the operation you report 
may well be normal.
-- 
Tim Prince