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markhahnlast Wednesday at 5:39 AM1 replyview on HN

MPI is fine, but have you heard of threads?


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bee_riderlast Wednesday at 6:32 AM

Sure, the conventional way of doing things is OpenMP on a node and MPI across nodes, but

* It just seems like a lot of threads to wrangle without some hierarchy. Nested OpenMP is also possible…

* I’m wondering if explicit communication is better from one die to another in this sort of system.

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