Smaller than milliseconds

Dar Scott dsc at swcp.com
Fri Jul 11 10:02:01 EDT 2003


On Friday, July 11, 2003, at 01:04 AM, Nelson Zink wrote:

> Computational
> results are predictable, completion time wobbles. The finer time is 
> cut, the
> greater the unpredictability.

The problem I see is that the ruler you use to measure the time is not 
independent.  You are using a timer based on the same clock.

However, because there is a lot going on in OS that can add randomness, 
such as communications interrupts, fan control interrupts or whatever, 
there will be some.

Dar Scott




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