[time-nuts] NTP Time Server Ping Timing Stability

Brooke Clarke brooke at pacific.net
Mon Aug 6 13:19:31 EDT 2007


HI Poul:

Thanks for the paper reference.  The plots starting at Fig 6 answer my question.

Have Fun,

Brooke Clarke
http://www.PRC68.com
http://www.precisionclock.com



Poul-Henning Kamp wrote:
> In message <46B6406F.8070905 at pacific.net>, Brooke Clarke writes:
> 
>>); SAEximRunCond expanded to false
>>Errors-To: time-nuts-bounces+phk=phk.freebsd.dk at febo.com RETRY
>>
>>Hi:
>>
>>I'm curious about the stability of Ping timing between high quality NTP 
>>servers.  Is it the case that a histogram will show different times because the 
>>path may be different between the two servers but the spread for any given path 
>>would be quite small because of the quality of the timing?
> 
> 
> That's a pretty impossible question to answer, but you may get some idea
> about the results from this paper:
> 	http://www.ijs.si/time/
> 



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