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Podcast: Open MPI for Exascale

In this Let’s Talk Exascale podcast, David Bernholdt from ORNL discusses the Open MPI for Exascale project, which is focusing on the communication infrastructure of MPI, or message-passing interface, an extremely widely used standard for interprocessor communications for parallel computing. “It’s possible that even though applications may make millions or billions of short calls to the MPI library during the course of an execution, performance improvements can have a significant overall impact on the application runtime.”

Open MPI 1.7.4 Goes Fortran-Ready

Over at The Register, Richard Chirgwin writes that the decade-old Open-MPI project has shipped code for a major feature release that brings it close to a complete MPI 3 implementation.