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• 09:31, 25 May 2022 Huebsch talk contribs deleted page Hybrid MPI/OpenMP parallelization (content was: "== When to use MPI + OpenMP == When is it beneficial to run with multiple OpenMP threads per MPI rank? In fact, there are not so many cases, but we can discern at least two: #On nodes with many cores (''e.g.'' 64 or more). On such nodes the parallel efficiency of VASP may be limited by the memory bandwidth and cache size per core. These problems can be (partly) alleviated by the use of OpenMP. #When running the OpenACC port of VASP on GPUs. Execut...")