Sep 9 2024

Attds: Carl, Matthew, Cedric, Evan, Nicole, Joseph, Gabriel, Stephen

Note-taker

General Topics

• Private kokkos-comm-nucleus channel in kokkosteam slack for core developer discussions
• Permissions to edit the wiki
  • Need to be on the collaborators list to edit directly
• Going to merge #109 and then open issues for the identified problems
  • Wiki Page for how to implement a new CommunicationSpace.
• EuroMPI
  • Gabriel
  • Poster converted into a short talk (presented by Hugo)
• CLUSTER
  • Nicole
  • poster will be presented, final stuff for IR
• Sandia Teams Chat content may disappear at any moment
• Think about Kokkos User Group meeting in the Spring

Working Groups

• NCCL
• CI for GPUs (Carl)
  • Sandia has implemented infrastructure changes, need to try them out.
• Applications
• Modern C++ / MPI
• Accelerator-Initiated Communication / Support
• Smart NICs

Round Table

• Carl
  • See GPU CI above
• Cedric (& Gabriel)
  • Working on GEMV/SpMV example for higher-level communication API
  • Starting with GEMV, 1D partition pretty far along, then 2D, then sparse
  • Working on slides for Hugo / EuroMPI
• Nicole
  • Studying NCCL
  • Summary on GPU-triggered communication API
• Joseph
  • Using Joseph's MPI to do a stream-triggered CommunicationSpace