Stratum one autonomy and assumptions about GPS

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


Dan Drown <dan-ntp at drown.org>:
> Quoting "Eric S. Raymond" <esr at thyrsus.com>:
> >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="http://www.catb.org/~esr/">Eric S. Raymond</a>


More information about the devel mailing list