Threads WG Meeting 11 23 2020

Participants

• Manjunath Gorentla Venkata
• Naveen Ravi
• Khaled Hamidouche
• Clarete Riana Crasta
• Min Si

Per-PE Quiet Discussion

• This functionality is useful for non-all2all communication patterns.
• Example Use-cases: stencil/halo exchange patterns and Random access patterns (where all PEs are not necessarily involved in the communication).
• https://github.com/openshmem-org/specification/pull/316

shmem quiet all

• Naveen to reconsider this proposal after internal discussion
• https://github.com/openshmem-org/specification/issues/453

shmem team barrier

• shmem_team_barrier can be efficient compared to shmem_quiet()/shmem_sync() on a team.
• Naveen to the take the discussion to the spec meeting
• https://github.com/openshmem-org/specification/issues/453