David J Taylor wrote: [] >> And, I noticed the offset for Narvik is more stable than that for >> Hydra, is it due the PPS feeded to Narvik? But Bacchus is doing good >> too without PPS, Why? > Correction:
> Hydra is running Windows-7. Because Windows Vista and Windows-7 may > have a 1KHz clock, the interpolation scheme which is used with XP does > not work correctly. So if you like to think of it this way, the > Windows-7 system is using purely "native Windows 1KHz" timing, but the > XP system is using "interpolated 64Hz" timing, and the guys who wrote > and implemented that interpolation did a great job. If Narvik and Hydra > had the same OS, I would expect similar performance. David _______________________________________________ questions mailing list [email protected] https://lists.ntp.org/mailman/listinfo/questions
