[Python-ideas] Python 3000 TIOBE -3%
arnodel at gmail.com
Fri Feb 10 16:43:54 CET 2012
On 10 February 2012 14:52, Massimo Di Pierro <massimo.dipierro at gmail.com> wrote:
> Forking is a solution only for simple toy cases and in trivially parallel
> cases. People use processes to parallelize web serves and task queues where
> the tasks do not need to talk to each other (except with the parent/master
> process). If you have 100 cores even with a small 50MB program, in order to
> parallelize it you go from 50MB to 5GB. Memory and memory access become a
> major bottle neck.
I don't know much about forking, but I'm pretty sure that forking a
process doesn't mean you double the amount of physical memory used.
With copy-on-write, a lot of physical memory can be shared.
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