[ntp:questions] Timekeeping broken on Windows XP with multimedia timer enabled (-M option)

David J Taylor david-taylor at blueyonder.delete-this-bit.and-this-part.co.uk.invalid
Thu Jan 21 12:25:50 UTC 2010

> I doubt the problem may be due to a different time sync program running
> since the problem occurs if and only if the MM timer tick rate is 
> changed.
> Martin

Agreed, Martin.  Just clutching at straws with all the things I have seen 
which can cause problems on Windows.  Thanks also for your notes on the 
different processors and timers.  Is:

  Performance Counter Frequency: 3.580

a guarantee that the TSC isn't being used?


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