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On Sun, Oct 16, 2011 at 3:50 AM, Carter Cheng <cartercheng / gmail.com> wrote:

> Hello,
>
> Is the current ruby 1.9.2 multithreaded at the OS level?
>
> Regards,
>
> Carter.
>

For MRI, yes, but it has a global interpreter lock. Here's a blog that
explains all the nuances.
http://www.engineyard.com/blog/2011/ruby-concurrency-and-you/

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