Krzysztof Kurowski, krzysztof.kurowski@man.poznan.pl Michał Kulczewski , kulka@man.poznan.pl

Poland, 2010

Micro- to Planetary- scale modelling

EULAG

Turbulence

Orographic Flows

Urban Flows

Aeolian Flows

Gravity Waves

Solar Convection

Oceanic Currents

Data processing

Input

Output

Vis5D

NetCDF

Parallel NetCDF

Mostly hard-coded

Possible coupling with other climate

modelling systems

Weather forecast and visualization

Standalone

• Vis5D • VAPOR

Cluster

• Offline rendering with GPU • MPI ParaView/VisIt

Portals

• Science Gateway Portal • Liferay + Flex • Modules for simulations and 2D/3D visualizations

• Data management & sharing • Security

New approaches for advanced computing

Motivation

• Code adoption to new architectures •  Increase in efficiency, robustness, model resolution

Architectures

• MPI nodes with GPUs • MPI with OpenMP nodes • Upcoming CPU+GPU hybrids

Approaches

• Task-based decomposition • GPU (CUDA, OpenCL, Accelerators) • OpenMP

Archiving and backup eInfrastructure

High speed network

• GEANT 2/3 (10Gb/s) • National Research and Education Network PIONIER

• 10 Gb/s dedicated optical fiber connection to USA

• HD videoconference services

HPC Center

• Total peak performance: 100 TFlops (increasing)

• European Grid Initiative / National Grid Initiative (PL-GRID)

• European HPC infrastructure (PRACE) • Applications on demand

Data Center

• National Data Storage • Disk storage 3.7PB (increasing) • Archiving and backup on demand