[ntp:questions] Extracting ntpq like information programmatically

unruh unruh at invalid.ca
Sun Mar 31 01:11:54 UTC 2013


On 2013-03-29, Claudio Carbone <erupter at libero.it> wrote:
> On 29/03/13 19:26, Brian Utterback wrote:
>> As unruh said, if there was a way to improve the accuracy of the 
>> measurement over the network like that, NTP would already be doing it.
>
> If so why doesn't the offset oscillate?
> If NTP were a real compensation system, it should oscillate around the 
> setpoint.
> Instead I noticed a nearly static offset, at least during the 15 minutes 

Sheesh, even worse than I thought! 15 min? Try it for a day, or a week.
Eg, look at 
www.theory.physics.ubc.ca/chrony/chrony.html 
to see how the offset "oscillates" or rather is scattered. It is. 


> observation time.
>
> Claudio



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