compatibility issue regarding the active processor count

[David Holmes - Sun Microsystems]

Jon Masamitsu said the following on 10/01/08 23:53:
> Not sure what
> else beside GC will be affected by the new calculation
> of active processors.

Inside the VM I can't think of anything but applications also use 
Runtime.availableProcessors to determine how many applications threads 
to create (eg. to size a threadpool).

David