Hybrid programming with MPI & OpenMP - Prace Training Portal
Hybrid programming with MPI & OpenMP - Prace Training Portal
Hybrid programming with MPI & OpenMP - Prace Training Portal
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QE 3DFFT: multiple • Pros:– Overlap communication andcomputation– Less synchronizations betweenthreads and memory flush• Cons:– Do not exploit memory andnetwork hierarchy– Stress the network like plain <strong>MPI</strong>Not yet completed…27