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Accelerating climate and weather simulations through hybrid computing

Shujia Zhou, Carlos Cruz, Daniel Duffy, Robert Tucker, Mark Purcell
2011 Concurrency and Computation  
hybrid computing system with representative climate and weather model components.  ...  Unconventional multi-and many-core processors (e.g. IBM Cell B.E. TM and NVIDIA GPU) have emerged as effective accelerators in trial climate and weather simulations.  ...  ACKNOWLEDGEMENTS We thank NASA High End Computing Program for support and NASA NCCS for providing prototype equipment. We also thank Scott Sinno for IBM DAV set up and MPI installation.  ... 
doi:10.1002/cpe.1729 fatcat:oihafwhd7bcbzbp3ut5vib3rqe

Accelerating Climate and Weather Simulations Through Hybrid Computing

Shujia Zhou, Carlos Cruz, Daniel Duffy, Robert Tucker, Mark Purcell
2010 2010 10th IEEE/ACM International Conference on Cluster, Cloud and Grid Computing  
hybrid computing system with representative climate and weather model components.  ...  Unconventional multi-and many-core processors (e.g. IBM Cell B.E. TM and NVIDIA GPU) have emerged as effective accelerators in trial climate and weather simulations.  ...  ACKNOWLEDGEMENTS We thank NASA High End Computing Program for support and NASA NCCS for providing prototype equipment. We also thank Scott Sinno for IBM DAV set up and MPI installation.  ... 
doi:10.1109/ccgrid.2010.75 dblp:conf/ccgrid/ZhouCDTP10 fatcat:tq3jszswpbd5hfblosyvrvqo6y

First white paper on community guidelines on the use, value and applicability of emerging technologies in climate and weather applications

Giovanni Aloisio, Graham Riley, Sandro Fiore, Carlos Osuna
2020 Zenodo  
On June 30, 2020, the Workshop on Emerging Technologies for Weather and Climate Modelling was held as a virtual event within the framework of ESiWACE2, the Centre of Excellence in Simulation of Weather  ...  and Climate in Europe.  ...  in Simulation of Weather and Climate in Europe.  ... 
doi:10.5281/zenodo.4001484 fatcat:xw4ett5lszbbdkinhdlyexzq6q

Projections of achievable performance for Weather Climate Dwarfs, and for entire NWP applications, on hybrid architectures [article]

Michał Kulczewski, Marek Błażewicz, Sebastian Ciesielski
2019 arXiv   pre-print
The project develops world-class, extreme-scale computing capabilities for European operational numerical weather prediction and future climate models.  ...  This is done by identifying Weather & Climate dwarfs which are key patterns in terms of computation and communication (in the spirit of the Berkeley dwarfs).  ...  for Weather & Climate Dwarfs and for NWP applications on hybrid architectures  ... 
arXiv:1908.06098v1 fatcat:3z6ehdy63bempmsv7zie26sajq

Towards a performance portable, architecture agnostic implementation strategy for weather and climate models

2014 Supercomputing Frontiers and Innovations  
employed in a specific simulation, which can be low for multi-decadal global climate simulations.  ...  Given these constraints, weather and climate codes are struggling to adapt to current and emerging hardware architectures.  ...  Being a community code used both for numerical weather prediction and climate simulation, COSMO is deployed on leadership class computing facilities at the largest compute centers, on medium sized research  ... 
doi:10.14529/jsfi140103 fatcat:b2fj5fsrmnfwfpdjawmvm3ssdu

Internet of Things Based Weather Forecast Monitoring System

Atul Kulkarni, Debajyoti Mukhopadhyay
2018 Indonesian Journal of Electrical Engineering and Computer Science  
Growing on communication methods enables weather predictsspecialist systems to combine and share possessions and thus hybrid systems have emerged.  ...  Severe weather phenomena challengedifficult weather forecast approach with the partial explanation. Weather events have numerous parameters that are not possible to detail and compute.  ...  All this has been through possible by advances in satellite technology, a full acceleration in worldwide communication, and crushing increases in computing power.  ... 
doi:10.11591/ijeecs.v9.i3.pp555-557 fatcat:wdh77wxuu5gefi6vafrwgdyqye

Author index

2013 20th Annual International Conference on High Performance Computing  
Algorithms for the Relaxed Multiple-Organization Multiple-Machine Scheduling Problem Evaluation and Enhancement of Weather Application Performance on Blue Gene/Q Sadayappan, Ponnuswamy Accelerating Strassen-Winograd's  ...  Based Programming Model George, Thomas A Hybrid Parallelization Approach for High Resolution Operational Flood Forecasting Evaluation and Enhancement of Weather Application Performance on Blue Gene  ... 
doi:10.1109/hipc.2013.6799145 fatcat:jnmign7535ep5jvhn65xp4aqqe

Near-global climate simulation at 1 km resolution: establishing a performance baseline on 4888 GPUs with COSMO 5.0

Oliver Fuhrer, Tarun Chadha, Torsten Hoefler, Grzegorz Kwasniewski, Xavier Lapillonne, David Leutwyler, Daniel Lüthi, Carlos Osuna, Christoph Schär, Thomas C. Schulthess, Hannes Vogt
2017 Geoscientific Model Development Discussions  
The best hope for reducing long-standing global climate model biases, is through increasing the resolution to the kilometer scale.  ...  At a grid spacing of 930 m (1.9 km), we achieve a simulation throughput of 0.043 (0.23) simulated years per day and an energy consumption of 596 MWh per simulated year.  ...  To our knowledge, COSMO is still the only production-level weather and climate model available capable of running on GPU-accelerated hardware architectures. 25 The experiments were performed on the hybrid  ... 
doi:10.5194/gmd-2017-230 fatcat:hqwm2u54qra7lpvnh4yo6djcre

Towards European-scale convection-resolving climate simulations with GPUs: a study with COSMO 4.19

David Leutwyler, Oliver Fuhrer, Xavier Lapillonne, Daniel Lüthi, Christoph Schär
2016 Geoscientific Model Development  
With the COSMO model, we now use a weather and climate model that has all the necessary modules required for real-case convection-resolving regional climate simulations on GPUs.</p>  ...  Innovations in supercomputing have led to new hybrid node designs, mixing conventional multi-core hardware and accelerators such as graphics processing units (GPUs).  ...  Also, the authors would like to acknowledge the Center for Climate Systems Modeling (C2SM) and the Federal Office of Meteorology and Climatology MeteoSwiss for their support.  ... 
doi:10.5194/gmd-9-3393-2016 fatcat:wkxuqjkuzzgfrde5bztw7tziae

Why high performance visual data analytics is both relevant and difficult

E. Wes Bethel, Prabhat Prabhat, Suren Byna, Oliver Rübel, K. John Wu, Michael Wehner, Pak Chung Wong, David L. Kao, Ming C. Hao, Chaomei Chen, Christopher G. Healey
2013 Visualization and Data Analysis 2013  
of a rapidly changing computational platform landscape.  ...  of a rapidly changing computational platform landscape.  ...  platforms, about how potential future climate scenarios might impact us through a change in the frequency and strength of extreme weather events.  ... 
doi:10.1117/12.2010980 dblp:conf/vda/BethelPBRWW13 fatcat:ef33jzo53vgbxioqkmq7jpqp7q

A Roadmap to the Implementation of 1km Earth System Model Ensembles (D1.2)

Joachim Biercamp, Peter Bauer, Peter Düben, Bryan Lawrence
2019 Zenodo  
The community of Earth system modelling has a strong interest to reach a horizontal resolution of about 1km for ensemble simulations with global coupled weather and climate models.  ...  with enough throughput to perform operational weather forecasts and climate projections.  ...  and climate simulation in high performance computing environments Yes The European weather and climate science community will drive the governance structure that defines the services to be provided  ... 
doi:10.5281/zenodo.3361229 fatcat:viy2mdpjz5dc3hnjlcox4s53i4

ESiWACE Newsletter 4/2022 [article]

2022 Zenodo  
The project will focus on three main aims that are essential to prepare existing, operational weather and climate prediction systems for the exascale era through (i) the transfer and establishment of knowledge  ...  It was noted that such workloads may need different optimisation strategies than e.g. large, GPU-accelerated flagship simulations.  ... 
doi:10.5281/zenodo.6505556 fatcat:vpshlcakqfdhzezvjzyraqszbe

Solving global shallow water equations on heterogeneous supercomputers

Haohuan Fu, Lin Gan, Chao Yang, Wei Xue, Lanning Wang, Xinliang Wang, Xiaomeng Huang, Guangwen Yang, Juan A. Añel
2017 PLoS ONE  
With optimizations on both computing and memory access patterns, we manage to achieve around 8 to 20 times speedup when comparing one hybrid GPU or MIC node with one CPU node with 12 cores.  ...  As the recent improvements in computing power mostly come from the increasing number of nodes in a system and the integration of heterogeneous accelerators, how to scale the computing problems onto more  ...  The Weather Research and Forecast (WRF) model, which is one of the most widely used numerical weather prediction (NWP) programs in the world, was among one of the earliest weather/climate models that integrate  ... 
doi:10.1371/journal.pone.0172583 pmid:28282428 pmcid:PMC5345762 fatcat:jvow4idrzndbffmdxu7q5k5jby

Development of mpi_EPIC model for global agroecosystem modeling

S. Kang, D. Wang, J.A. Nichols, J. Schuchart, K.L. Kline, Y. Wei, D.M. Ricciuto, S.D. Wullschleger, W.M. Post, R.C. Izaurralde
2015 Computers and Electronics in Agriculture  
Tremendous 17 computational need on simulations and datasets is necessary when large scales of high-resolution 18 spatial simulations are conducted.  ...  Simulation performance was further enhanced by applying the 21 Vampir framework.  ...  The hybrid HPC approach accelerates most processing by 13 1000-fold and complete jobs within a few days rather than months.  ... 
doi:10.1016/j.compag.2014.12.004 fatcat:mfcugfmmwzfe7ds3cyqqarozku

Establishing a non-hydrostatic global atmospheric modeling system (iAMAS) at 3-km horizontal resolution with online integrated aerosol feedbacks on the Sunway supercomputer of China [article]

Jun Gu
2021 arXiv   pre-print
To predict extreme weather, severe air pollution, and abrupt climate change accurately, the numerical atmospheric model requires not only to simulate meteorology and atmospheric compositions and their  ...  Global atmospheric simulation of meteorology and atmospheric compositions simultaneously at spatial resolutions of a few kilometers remains challenging due to its intensive computational and input/output  ...  Nowadays, atmospheric model is an important tool for simulating past, present, and future weather, climate, and air quality.  ... 
arXiv:2112.04668v1 fatcat:7t4a4y5ujrdwjcowqwzh34yzoi
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