Tutorial

• How to install Wi4MPI
  • Learning objectives
  • Installing Wi4MPI using Spack
• Translating MPI dynamically using Preload mode
  • Learning objectives
  • Running MPI “Hello world”
  • OSU Micro Benchmarks
  • Wi4MPI Preload mode with Slurm
• Translating MPI dynamically using Interface mode
  • Learning objectives
  • OSU Micro Benchmarks
  • Wi4MPI Interface mode with Slurm
• Applying Wi4MPI to distributed Python
  • Learning objectives
  • Python, MPI & ABI incompatibility
  • Hello world
  • Ring communication of heterogenous data
  • Performance: bandwidth
• Running GROMACS with Wi4MPI
  • Learning objectives
  • What is GROMACS?
  • Obtaining the benchmark
  • First execution
  • Switching MPI with Wi4MPI
• Applying Wi4MPI to RedHat container runtime: Podman
  • Learning objectives
  • Using Wi4MPI Preload mode with Podman
  • Using Wi4MPI Interface mode with Podman
• Applying Wi4MPI to a Gromacs Podman container
  • Learning objectives
  • Podman
  • Using Wi4MPI Preload mode with Podman