[time-nuts] Selecting server hardware (newbie question)
cfharris at erols.com
Tue Jan 31 08:47:41 EST 2006
Hal Murray wrote:
>>> This is good because it's generally farther from the heat
>>> generating CPU than the CPU crystal.
>> This has no hold in reality.
> It's not what I was expecting. Several years ago, I was trying to match the
> temperature of the crystal with the observed drift. The data looked a lot
> better after Dave Mills pointed out that I was measuring the temperature of
> the wrong crystal.
> I think he said it was done that way in order to support SMP systems. I'm
> pretty sure it works that way on this old Linux box. I probably jumped to
> the conclusion that it was more common than it is.
> Anybody got a list of which systems use which crystal?
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