[ntp:questions] Post processing of NTP data...

Leandro Pfleger de Aguiar leandro at bry.com.br
Tue Sep 27 17:22:35 UTC 2005


Brian

> Now consider. NTP is already taking offsets and adjusting the clock,
> in real time. So, what you get directly from the system clock is the
> result of applying just the same process that you are proposing. In
> addition, with multiple servers in use over a long period of time,
> the accuracy that NTP can achieve disciplining the system clock is
> much higher than you can ever get by applying a single timestamp.
> Furthermore, the limits of that accuracy are governed by exactly
> the same errors that you get from taking the single offset, so
> that correction will certainly decrease the accuracy of the
> resulting timestamp, and not increase it as you hoped.

Even in this case, if i want to post process data, should i consider only
offset on calcs ?

Leandro P.




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