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cs.DC2024
Understanding GPU Triggering APIs for MPI+X Communication
Patrick G. Bridges, Anthony Skjellum, Evan D. Suggs +2
GPU-enhanced architectures are now dominant in HPC systems, but message-passing communication involving GPUs with MPI has proven to be both complex and expensive, motivating new ap…
cs.DC2024
MPI Implementation Profiling for Better Application Performance
Riley Shipley, Garrett Hooten, David Boehme +3
While application profiling has been a mainstay in the HPC community for years, profiling of MPI and other communication middleware has not received the same degree of exploration.…