[https://nvbugs/5448767][fix] fix mpi4py deadlocks in pp event-loop#6976

Merged

MartinMarciniszyn merged 2 commits intoNVIDIA:release/1.0from

reasonsolo:bug5448767

Aug 27, 2025

Commits on Aug 25, 2025

finish all send requests before quitting pp event-loop to avoid mpi deadlock; synchronize sampler right after async calls to avoid hang
reasonsolo
committed

Commits on Aug 26, 2025

finish all send requests before quitting pp event-loop to avoid mpi deadlock; synchronize sampler right after async calls to avoid hang
reasonsolo
committed