Threads WG Meeting 25 06 2020

Memory Spaces (Notes from Naveen)

Spaces: High-level idea and API

Alltoallv

• Need to think about how to support for other “v” collectives

Non-blocking Collectives

• Dave and Manju to work together on the ticket
• Non-blocking all reduce has a use case from DL perspective
• Non-blocking alltoall might be useful for the users Next steps: Solidify the use cases

MPI Interoperability

• shmem_pe_accesible and shmem_addr_accessible (Min)
  • PR #360
• Multiple SHMEM initialize and finalize calls (Min)
  • PR #263