ANSYS Performance Benchmark and Profiling

ANSYS Performance Benchmark and Profiling

July 2010

Note

? The following research was performed under the HPC Advisory Council activities

? Participating vendors: ANSYS, HP, Mellanox ? Compute resource - HPC Advisory Council Cluster Center

? For more info please refer to

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ANSYS

? Computational Fluid Dynamics (CFD) is a computational technology ? CFD brings together a number of different disciplines

? Fluid dynamics, mathematical theory of partial differential systems, computational geometry, numerical analysis, Computer science

? ANSYS FLUENT is a leading CFD application from ANSYS ? Widely used in almost every industry sector and manufactured product

? ANSYS CFX is a high performance, general purpose CFD program ? All physical models in the ANSYS CFX solver work in parallel

? ANSYS Mechanics offer a broad spectrum of capabilities covering ? Analysis types, elements, contact, materials, equation solvers and coupled physics

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Objectives

? The presented research was done to provide best practices ? ANSYS Fluent, CFX, and Mechanical performance benchmarking

? Interconnect performance comparisons

? Understanding ANSYS communication patterns

? The presented results will demonstrate ? The scalability of the compute environment ? Considerations for power saving through balanced system configuration

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Test Clusters Configuration

? HP ProLiant SL170z G6 16-node cluster

? Six-Core Intel X5670 @ 2.93 GHz CPUs ? Memory: 24GB per node ? OS: CentOS5U4, OFED 1.5.1 InfiniBand SW stack

? Intel Cluster Ready certified cluster ? Mellanox ConnectX2 InfiniBand adapters and switches ? MPI: HP-MPI v2.0.7 ? Application: ANSYS Fluent, CFX, Mechanical, v12.0 ? Benchmark Workload

? ANSYS Benchmark Suite

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