3 papers
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
Beatnik: A Novel Global Communication Mini-Application
Jason A. Stewart, Patrick G. Bridges
Beatnik is a novel open source mini-application that exercises the complex communication patterns often found in production codes but rarely found in benchmarks or mini-application…
cs.DC2023
Measuring Thread Timing to Assess the Feasibility of Early-bird Message Delivery
W. Pepper Marts, Matthew G. F. Dosanjh, Whit Schonbein +2
Early-bird communication is a communication/computation overlap technique that combines fine-grained communication with partitioned communication to improve application run-time. C…