[ntp:questions] Server offset included in served time?

David Woolley david at ex.djwhome.demon.co.uk.invalid
Wed Sep 17 06:28:40 UTC 2008


Unruh wrote:
> David Woolley <david at ex.djwhome.demon.co.uk.invalid> writes:

> 
> Not sure what you mean. Do you mean that chrony averages out the offsets,
> so that the actual estimated offset of the clock is less than the offsets
> measured because of statistical averaging, then yes. 
> 

Yes.  And that would be true of any algorithm that was well matched to 
the noise characteristics.
> 
> Temperature causes true changes in the clock rate. 

Exactly.  And to that extent, projecting the new clock rate back to 
adjust the apparent historic offsets is wrong.




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