MPI Configuration

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Jonathan Lifflander edited this page Jul 9, 2020 · 21 revisions

This page is for listing configuration/version information for different MPI implementations on target platforms.

Mutrino with Cray MPI

The man page for MPI configuration can be found by running: man intro_mpi

Vortex with IBM Spectrum MPI

The man page for MPI configuration can be found by running man ompi_info and ompi_info.
Here is a reference to the IBM Spectrum MPI manual that discusses how to tune the implementation: IBM Spectrum MPI Guide.
You can use ompi_info --param all all to see the options.
Here is a link that discusses MCA tunnel atomics for RDMA: tunnel atomics