On Fri, Apr 25, 2014 at 11:22 PM, William Unruh <unruh at invalid.ca> wrote: > I have 8 machines that reliably sync from one GPS PPS driven > machine (all using chrony) and they get time reliability of about > 10microseconds > How do you determine the 10 micosec. value? And why are you conflating NTP performance with Chrony performance?