On Tue, 15 Jan 2013 01:11:28 +0100, Na Na <lists / ruby-forum.com> wrote:

>> I think you will have a lot easier time finding a fast way to generate
>> Perlin noise on JRuby than you will finding better garbage collection
>> solutions on MRI
>
> :(
>
> Why is it that MRI is inferior to JRuby?  You'd think something coded in
> C would run faster.

Because Java's GC (which JRuby depends on), as well as its entire runtime, has had thousands of man-hours put into optimising it.

Compared to Java, MRI was written by a couple of guys in their free time. ;)

-- 
Matma Rex