[Numpy-discussion] Question about Optimization (Inline and Pyrex)

Lou Pecora lou_boog2000@yahoo....
Tue Apr 17 14:29:47 CDT 2007


Ii get what you are saying, but I'm not even at the
Stupidly Easy Parallel level, yet.  Eventually. 
Thanks.

--- Anne Archibald <peridot.faceted@gmail.com> wrote:

> On 17/04/07, Lou Pecora <lou_boog2000@yahoo.com>
> wrote:
> > Now, I didn't know that.  That's cool because I
> have a
> > new dual core Intel Mac Pro.  I see I have some
> > learning to do with multithreading.  Thanks.
> 
> No problem. I had completely forgotten about the
> global interpreter
> lock, wrote a little multithreading tool that ran my
> code in three
> different threads, and got just about a 2x speedup
> on a dual-core
> machine. Then someone reminded me about the GIL and
> I was puzzled...
> your results will certainly depend on your code, but
> I found it useful
> to have a little parallel-for-loop idiom for all
> those cases where
> parallelism is stupidly easy.
> 
> Anne
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>
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> 


-- Lou Pecora,   my views are my own.
---------------
Great spirits have always encountered violent opposition from mediocre minds. 
-Albert Einstein

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