30 septembre 2019

Advanced Usage on Irene Joliot-Curie: parallelism, optimization, IO, tools

Discovery of the newly installed Prace Irene Joliot-Curie system and to give hints to prepare their codes for future architectures.

The aim of this course is to give users the best practices to improve their use of the newly installed Prace Irene Joliot-Curie system and to give hints to prepare their codes for future architectures.

Topics

  • Introduction:CEA/TGCC, Irene Joliot Curie supercomputer [CEA]
  • Technology: architecures, KNL/Skylake, AMD Rome, IB/BXI  [ATOS/Bull]
  • MPI Software: OpenMPI, portals, infiniBand, WI4MPI & nbsp;[EOLEN/AS+]
  • User environment: module, collections, flavor/features,toolchains, Hands’on   [EOLEN/AS+]
  • Vectorisation: openMP4, simd directives, tools, optimisation [EOLEN/AS+]
  • Virtualisation: Pcocc, checkpoint, templates, Hands’on[CEA  / EOLEN ]
  • I/O: Posix, StdC, MPI-io, hdf5, Hands’on   [EOLEN/AS+]

Prerequisites

Experience with code developpement, knowledge of C or F90, MPI, OpenMP

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