[time-nuts] Time syncing question

Joseph Gray jgray at zianet.com
Mon Aug 28 22:14:24 EDT 2006


> How accurate and precise do you need the
> time stamp to be? I assume time resolution is probably one second, so
> you do not need more accuracy than that between updates.

Yes, keeping the time synced to less than 1 S is preferred. Afterall, if I'm 
going to bother doing this, I should at least shoot for that.

> How much is the  current RTC drifting?

I don't have any hard numbers yet. My next step is to log the drift. I know 
that right now, it drifts much more than is desired. The real problem is 
that the time gets set initially and then just drifts until someone notices 
that the time is way off and resets it manually. Not a very good solution.




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