How to get lm-sensors to see eight processors instead of four (just installed second quad-core Xeon)

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On Mon, Apr 21, 2008 at 05:37:44PM -0400, Michael Darling wrote:
> I have a HP XW8400 workstation.  It came with a single Intel Xeon E5335, and
> I correctly got lm_sensors installed so I could see the four processor
> temperatures.  (The E5335 is a quad xeon chip.)
> 
> I just installed a second Xeon E5335.  /proc/cpuinfo correctly sees 8
> logical CPUs, however lm_sensors is still reporting temperatures for only 4
> of those logical CPUs.  When I initially installed the machine on a single
> Xeon, I got lm_sensors working correctly, but can't figure out now how to
> expand it from reporting on 4 CPUs to 8.  My experience with lm_sensors is
> extremely limited, so any advice would be much appreciated!

Hmm... if you're running a recent kernel (2.6.23+, I think?) try the
coretemp driver to read the temperature sensors that are on the CPU
die.

--D




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