No speedup on multi-processor machine?

[Grant Edwards]

On 2007-04-21, danfan1981 at yahoo.com <danfan1981 at yahoo.com> wrote:

> I am using Python Thread library for my parallel processing
> course project. I am doing matrix convolution on a
> multi-processor machine running Solaris. I just found out that
> no speed-up is obtained with threading. It is probably because
> of something called GIL in Python. How can I get around that
> GIL and get speed-up?

Not much of a parallel processing course.  It appears they
haven't taught you anything about parallel processing.

http://wiki.python.org/moin/ParallelProcessing


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