[ntp:questions] LOCL clock reachability not 377?

Martin Burnicki martin.burnicki at meinberg.de
Thu Jul 31 08:51:35 UTC 2014


William Unruh wrote:
> Once ntpd has started using the pps clock, there is no need for anything
> to number the seconds. The system itself does that perfectly fine. There
> is no way that the system is going jump a second, unless it is a very
> very badly broken system. Ie, one only needs something to number the
> seconds at the beginning when you start up PPS. Thereafter pps on its
> own is perfectly capable to maintaining the time.

As I've mentioned in my other post in this thread, it depends, and under 
different circumstances it may perfectly make sense to discard the PPS 
signal when the associated time source starts freewheeling.

Martin
-- 
Martin Burnicki

Meinberg Funkuhren
Bad Pyrmont
Germany



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