Accelerating LASG/IAP climate system ocean model version 3 for performance portability using Kokkos
In this paper, the performance portability of the LASG/IAP Climate System Ocean Model
version 3 (LICOM3) is demonstrated based on the C++ library Kokkos. Kokkos enables …
version 3 (LICOM3) is demonstrated based on the C++ library Kokkos. Kokkos enables …
To exascale and beyond—The Simple Cloud‐Resolving E3SM Atmosphere Model (SCREAM), a performance portable global atmosphere model for cloud‐resolving …
The new generation of heterogeneous CPU/GPU computer systems offer much greater
computational performance but are not yet widely used for climate modeling. One reason for …
computational performance but are not yet widely used for climate modeling. One reason for …
Boosting earth system model outputs and saving petabytes in their storage using exascale climate emulators
We present the design and scalable implementation of an exascale climate emulator for
addressing the escalating computational and storage requirements of high-resolution Earth …
addressing the escalating computational and storage requirements of high-resolution Earth …
Multi-year simulations at kilometre scale with the Integrated Forecasting System coupled to FESOM2. 5 and NEMOv3. 4
We report on the first multi-year kilometre-scale global coupled simulations using ECMWF's
Integrated Forecasting System (IFS) coupled to both the NEMO and FESOM ocean–sea ice …
Integrated Forecasting System (IFS) coupled to both the NEMO and FESOM ocean–sea ice …
A protocol and analysis of year-long simulations of global storm-resolving models and beyond
We propose a protocol to evaluate and analyze year-long simulations of global storm-
resolving models (GSRMs). The proposed protocol complements an earlier 40-day …
resolving models (GSRMs). The proposed protocol complements an earlier 40-day …
Mixed-precision computing in the GRIST dynamical core for weather and climate modelling
S Chen, Y Zhang, Y Wang, Z Liu, X Li… - Geoscientific Model …, 2024 - gmd.copernicus.org
Atmosphere modelling applications become increasingly memory-bound due to the
inconsistent development rates between processor speeds and memory bandwidth. In this …
inconsistent development rates between processor speeds and memory bandwidth. In this …
A Performance-Portable Kilometer-Scale Global Ocean Model on ORISE and New Sunway Heterogeneous Supercomputers
Ocean general circulation models (OGCMs) are indispensable for studying the multi-scale
oceanic processes and climate change. High-resolution ocean simulations require immense …
oceanic processes and climate change. High-resolution ocean simulations require immense …
Physically Interpretable Emulation of a Moist Convecting Atmosphere with a Recurrent Neural Network
Q Song, Z Kuang - arxiv preprint arxiv:2501.08513, 2025 - arxiv.org
Data-driven convective parameterization aims to accurately represent convective
adjustments to large-scale forcings in a computationally economic manner. While previous …
adjustments to large-scale forcings in a computationally economic manner. While previous …
RTune: Towards Automated and Coordinated Optimization of Computing and Computational Objectives of Parallel Iterative Applications
Efforts to optimize parallel scientific applications have focused on enhancing metrics related
to either the computing aspects, such as execution performance, or the computational …
to either the computing aspects, such as execution performance, or the computational …
The Real Challenges for Climate and Weather Modelling on its Way to Sustained Exascale Performance: A Case Study using ICON (v2. 6.6)
P Adamidis, E Pfister, H Bockelmann… - Geoscientific Model …, 2024 - gmd.copernicus.org
The weather and climate model ICON (ICOsahedral Nonhydrostatic) is being used in high
resolution climate simulations, in order to resolve small-scale physical processes. The …
resolution climate simulations, in order to resolve small-scale physical processes. The …