Jun 02 2025 - kokkos/kokkos-comm GitHub Wiki

Attds: Stephen, Carl, Evan, Nicole, Gabriel, Vivek, Matthew

General Topics

  • Recording of KokkosComm talk at HPSFCon 2025 is available on YouTube: https://youtu.be/p0c-T-JDHh0

  • Possibly changing meeting time

    • Monday at 10 am MT / 18:00 CET (?)
    • Tuesday at 10 am MT / 18:00 CET (?)

  • TN Tech visited SNL two weeks ago

    • Nicole & exemplars for demonstrating/testing KokkosComm
      • Kokkos-FFT doesn't seem like a good fit (besides, CEA may want to lead this vis-a-vis Gysela)
      • Still considering VPIC
      • Trying to make sure Tpetra + Kokkos Comm is tractable for the summer
    • Trilinos + MPI Advance is a parallel / tangentially related / separate effort not currently related to Kokkos Comm

  • CEA (Gabriel)

    • CExA engineer (Adrien Taberner) is trying to do distributed matrix-vector product examples (1D/2D partitioning)
      • Carl will have a look (possibly waiting on revision from CExA)
    • May look into NCCL PR if enough time
      • Address some review comments first
      • Test compilation locally and write CI pipeline for it
      • Then CI at SNL (?)

  • CI @ Sandia is working

  • In Progress Stuff

Round Table

  • Vivek
    • LDMSCON last week of June
      • technologies for monitoring / analysis / tuning of HPC jobs