24 citations · 42 across the 7 of their papers we have counts for
3 papers · 1 filter
Node-Level Performance and Energy Characterization of Flagship Science Applications on SuperMUC-NG Phase 2
Salvatore Cielo, Elmira Birang, Alexander Pöppl +5
We present a systematic performance and energy-efficiency characterization of five flagship scientific workloads on SuperMUC-NG phase 2, the 28 PetaFLOPs system at the Leibniz Supe…
Optimizing the hybrid parallelization of BHAC
Salvatore Cielo, Oliver Porth, Luigi Iapichino +3
We present our experience with the modernization on the GR-MHD code BHAC, aimed at improving its novel hybrid (MPI+OpenMP) parallelization scheme. In doing so, we showcase the use…
Honing and proofing Astrophysical codes on the road to Exascale. Experiences from code modernization on many-core systems
Salvatore Cielo, Luigi Iapichino, Fabio Baruffa +2
The complexity of modern and upcoming computing architectures poses severe challenges for code developers and application specialists, and forces them to expose the highest possibl…