[ntp:questions] Dispaying nanoseconds

David J Taylor david-taylor at blueyonder.co.not-this-bit.nor-this-part.uk
Thu Feb 15 07:41:02 UTC 2007

David L. Mills wrote:
> David,
> Note that the nonsignificant bits at the low end of the fraction word
> are purposly filled with a random bitstring. My machine has a
> precisioni -19, so there are 19 meaningful bits in the fraction along
> with a carefully manufactured 13 bits of fuzz. This is done both to
> make it harder to predict timestamps and smooth out tiny wiggles due
> to roundoff and bias. It doesn't make sense to split the microseconds
> in the readouts. For what it's worth, the statistics files display
> offsets to the nanosecond.
> Dave

Thanks, Dave.  I hope that will help Eugen as well.


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