From: Charles Oliver Nutter <headius@...>
Date: 2009-09-03T14:21:41+09:00
Subject: Re: Process or Thread?

On Sat, Aug 22, 2009 at 2:07 PM, Gary Wright<gwtmp01@mac.com> wrote:
> For a CPU intensive task (image processing), i doubt that two OS
> threads running on two core's is going to be any more efficient
> than two processes running on two cores.  Multi-threading introduces
> complications that are neatly avoided by using multiple processes.
> I'd much rather deal with a multi-process architecture than a
> multi-threaded architecture.

You're correct, if the processes don't talk to each other. But if you
have to pass information across processes, things suddenly get a lot
more tangled and IPC-bound than with threads. It's a tradeoff, as
always.

- Charlie