[ntp:questions] refclock on Windows graphs

Unruh unruh-spam at physics.ubc.ca
Wed Mar 18 23:39:56 UTC 2009

Dave Hart <davehart at gmail.com> writes:

>> I have checked for a temperature monitoring SNMP plug-in, but not found a
>> compatible one as yet.

>SNMP is ideal, but anything that could read a temperature that had a
>high degree of correlation with your osciallator's crystal temperature
>would be enough to build upon.  I'm afraid anything built in to your
>hardware (like CPU core temp) is not well-enough correlated the
>crystal temp.

Clearly there is a degree of correlation. It is mainly the cpu that heats
up the insides of the box and thus the crystal. And I would expect that the
motherboard monitoring thermistors would be pretty good. Of course
something directly on the timing crystal would be even better. 

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