Stratum one autonomy and assumptions about GPS

Eric S. Raymond esr at
Fri Aug 26 04:11:14 UTC 2016

Dan Drown <dan-ntp at>:
> Quoting "Eric S. Raymond" <esr at>:
> >Is the CPU temp going to be a good approximation of what the clock sees,
> >though?  I can think of several reasons to doubt it.
> It's better than nothing, but it does have two limitations:
> 1. the CPU heats itself at a different rate than the surrounding board, so
> it can be much hotter than the oscillator
> 2. the in-CPU temperature sensors tend to be low-ish resolution

That's about what I figured.  It's why I followed Gar's recommendation to get
a room-temperature sensor.
		<a href="">Eric S. Raymond</a>

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