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Interview: The Importance of the Message Passing Interface to Supercomputing

In this video, Mike Bernhardt from the Exascale Computing Project catches up with ORNL’s David Bernholdt at SC18. They discuss supercomputing the conference, his career, the evolution and significance of message passing interface (MPI) in parallel computing, and how ECP has influenced his team’s efforts.

David Bernholdt is a Distinguished R&D Staff Member and Group Leader at Oak Ridge National Laboratory (ORNL). He has leadership roles in multiple projects in the DOE Exascale Computing Project (ECP) and the Scientific Discovery through Advanced Computing (SciDAC) program. He also leads the Programming Environment and Tools area of the Oak Ridge Leadership Computing Facility (OLCF). His research interests center on making it easier and more productive to create and use computational science and engineering software on the largest high-performance computer systems.

Video Chat Notes:

  • David’s career at ORNL [0:23]
  • His intro to MPI [0:50]
  • Influential factors in the evolution of MPI [2:28]
  • Highlights of MPI activities at SC18 [3:43]
  • The MPI worldwide community [5:01]
  • How ECP has influenced the efforts of David’s team [5:47]
  • Additional thoughts about MPI and SC [6:34]

See our complete coverage of SC18

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