Producer/consumer Queue "trick"

[Paul Rubin]

Evan Simpson <evan at tokenexchange.com> writes:
> wakes up the producer, which has been blocked waiting to add a board
> to the Queue.  It sets about generating the next board, and the
> consumer doesn't get to run again until the producer blocks again or
> is preempted.

That's weird.  Preemption should happen every few dozen milliseconds
unless you've purposely increased the preemption delay.