[ntp:questions] Slow convergence of NTP with GPS/PPS

David J Taylor david-taylor at blueyonder.neither-this-part.nor-this-bit.co.uk
Sat Oct 25 10:09:40 UTC 2008

David Woolley wrote:
> David J Taylor wrote:
>> Isn't the 128ms a worst-case estimate, because NTP would set the
>> time by stepping initially if the appropriate parameter is
>> specified?  Wouldn't the initial offset then be near zero?
> I meant the largest representable value less than 128ms, which for the
> purposes of looking at startup transients can be approximated to
> 128ms.

OK, but isn't it likely that the initial setting is much closer than 
128ms, after the first step has been made?


More information about the questions mailing list