GPU-enabled extreme-scale turbulence simulations: Fourier pseudo-spectral algorithms at the exascale using OpenMP offloading

Mathematics

• Ridge 100%
• Grid Point 100%
• Partial Differential Equation 50%
• Domain Decomposition 50%
• Spectral Method 50%
• Fast Fourier Transform 50%
• Figure of Merit 50%
• Navier-Stokes Equation 50%
• Prior State 50%

Engineering

• Graphics Processing Unit 100%
• Nodes 85%
• Oak Ridge 28%
• Grid Point 28%
• Message Size 28%
• Performance Data 14%
• Interconnects 14%
• Nonlinear Partial Differential Equation 14%
• Simulation Code 14%
• Computing Power 14%
• Fluid Dynamics 14%
• Network Topology 14%
• Memory Footprint 14%
• Department of Energy 14%
• Figure of Merit 14%
• Domain Decomposition 14%
• Fast Fourier Transform 14%
• Direct Numerical Simulation 14%
• Navier-Stokes Equation 14%

Computer Science

• Graphics Processing Unit 100%
• Large Problem Size 28%
• Computing Facility 28%
• Fast Fourier Transform 14%
• Input/Output 14%
• Department of Energy 14%
• Computational Science 14%
• Network Topology 14%
• Parallel Process 14%
• Memory Capacity 14%
• Performance Gain 14%
• Sustained Performance 14%
• Theoretical Peak 14%
• Stokes Equation 14%
• Simulation Code 14%
• Performance Data 14%
• Domain Decomposition 14%
• Computing Power 14%
• Numerical Simulation 14%
• Memory Footprint 14%
• Computer Hardware 14%
• Partial Differential Equation 14%