How to check cpu temperature?

[Bill Davidsen]

Aaron Konstam wrote:
> On Fri, 2009-10-16 at 08:22 -0500, Aaron Konstam wrote: 
>> On my F11 laptop there is a file:
>> /proc/acpi/thermal_zone/THM/temperature
>> when cat-ed displays the temperature of the cpu.
>>
>> However there is not such file on my desktop running F11.
>>
>> Two questions:
>> 1. How can I display the cpu temperature on the desktop cpu?
>> 2. Is is it maybe because my desktop has a dual core cpu?
> 
> I appreciate all the responses to the request above and I learnt about
> sensor related programs but there are some misconceptions floating
> around that need to be cleared up.
> 
> My laptop is a Dell Latitude D810 and the Desktop is a Optiplex GX880.
> Neither of them have a BIOS that allows one to turn on or turn off acpi.
> 
> The variables in the /proc directory are kernel created variables that
> have nothing to do with the sensors group of programs. Applying a cat to
> them is no different in GNOME than it is in KDE. Just as you would not
> expect cat-ing cpuinfo to be different in different Desktop Managers.
> 
> sensor-detect did not detect any sensors that would monitor any hardware
> components on either machine. Yet I cold display the temp of the CPU on
> the laptop as described above. it seems clear to me that the kernel does
> not detect any temperature sensors on the desktop so I am clear out of
> luck.
> 
> I have no clue what the plasmoid is so I don't know how that would help.
> 
> I will accept any further ideas but I think all is lost.

Just be sure when you ran sensors-detect that you allowed it to check the ISA 
and i2c sensors. People ofter decide they don't have an ISA bus, so I thought 
this was worth repeating.

-- 
Bill Davidsen <davidsen at tmr.com>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot