International Business Machines Corporation

Nagarajan Kathiresan

Rajan Ravindran

Dibyendu Das

Bhaskaran Venkatsubramaniam

A method of mapping processes to processors in a parallel computing environment where a parallel application is to be run on a cluster of nodes wherein at least one of the nodes has multiple processors sharing a common memory, the method comprising using compiler based communication analysis to map Message Passing Interface processes to processors on the nodes, whereby at least some more heavily communicating processes are mapped to processors within nodes. Other methods, apparatus, and computer readable media are also provided.

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Bengaluru, India

Nagarajan Kathiresan