From: Ruby Maniac <rubymaniac@...>
Date: 2007-09-26T09:55:03+09:00
Subject: Re: Ruby Scales just fine !

On Sep 25, 5:38 pm, Yukihiro Matsumoto <m...@ruby-lang.org> wrote:
> Hi,
>
> In message "Re: Ruby Scales just fine !"
>     on Wed, 26 Sep 2007 09:28:36 +0900, Ari Brown <a...@aribrown.com> writes:
>
> |Soo........ Ruby DOES use multiple cores? I read somewhere that it  
> |didn't (probably this thread).
>
> Single Ruby process does not.  But we can use as much cores we have by
> forking processes, and usually it's the case for web applications.

Ruby would have to use real OS threads to take advantage of how
threads may be assigned to more than one core or more than one CPU,
etc, depending on how the parent process was spawned in terms of the
affinity for CPU's or cores.