Stellar mergers with HPX-Kokkos and SYCL: methods of using an asynchronous many-task runtime system with SYCL

G Daiß, P Diehl, H Kaiser, D Pflüger - Proceedings of the 2023 …, 2023 - dl.acm.org
Ranging from NVIDIA GPUs to AMD GPUs and Intel GPUs: Given the heterogeneity of
available accelerator cards within current supercomputers, portability is a key aspect for …

Simulating stellar merger using HPX/Kokkos on A64FX on Supercomputer Fugaku

P Diehl, G Daiß, K Huck, D Marcello, S Shiber… - The Journal of …, 2024 - Springer
The increasing availability of machines relying on non-GPU architectures, such as ARM
A64FX in high-performance computing, provides a set of interesting challenges to …

Asynchronous-Many-Task Systems: Challenges and Opportunities--Scaling an AMR Astrophysics Code on Exascale machines using Kokkos and HPX

G Daiß, P Diehl, J Yan, JK Holmen, R Gayatri… - arXiv preprint arXiv …, 2024 - arxiv.org
Dynamic and adaptive mesh refinement is pivotal in high-resolution, multi-physics, multi-
model simulations, necessitating precise physics resolution in localized areas across …

Unlocking the potential: Performance portability of graph algorithms on kokkos framework

S Arifuzzaman, HS Arikan, MAM Faysal… - 2024 IEEE …, 2024 - ieeexplore.ieee.org
Graph algorithms are fundamental tools for deriving valuable insights from complex network
structures. As network data grows in scale, and hardware architecture becomes more …

HPX with Spack and Singularity Containers: Evaluating Overheads for HPX/Kokkos using an astrophysics application

P Diehl, SR Brandt, G Daiß, H Kaiser - Workshop on Asynchronous Many …, 2024 - Springer
Cloud computing for high performance computing resources is an emerging topic. This
service is of interest to researchers who care about reproducible computing, for software …

Evaluating HPX and Kokkos on RISC-V using an astrophysics application Octo-Tiger

P Diehl, G Daiss, S Brandt, A Kheirkhahan… - Proceedings of the SC' …, 2023 - dl.acm.org
In recent years, computers based on the RISC-V architecture have raised broad interest in
the high-performance computing (HPC) community. As the RISC-V community develops the …

Preparing for HPC on RISC-V: Examining Vectorization and Distributed Performance of an Astrophysics Application with HPX and Kokkos

P Diehl, P Syskakis, G Daiß, SR Brandt… - SC24-W: Workshops …, 2024 - ieeexplore.ieee.org
In recent years, interest in RISC-V computing architectures has moved from academic to
mainstream, especially in the field of High Performance Computing where energy limitations …