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CINECA HIGH PERFORMANCE COMPUTING SYSTEM

Detailed analysis of CINECA High Performance Computing System performance in CFD case study by engineers Squatrito and Bucci from LAPCOS Srl. Explore the SP5 IBM SP Cluster with IBM Power 5 Processors, achieving 3.89 Tflops peak performance. Dimensional parameters, numeric models, and solver strategies in Case 1 & 2 discussed.

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CINECA HIGH PERFORMANCE COMPUTING SYSTEM

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  1. CINECA HIGH PERFORMANCE COMPUTING SYSTEM PERFORMANCE TEST - CFD CASE Ing. R. Squatrito, Ing. D. Bucci LAPCOS Srl

  2. SP5 – High Performance System • SP 5 – IBM SP Cluster 1600 512 IBM Power 5 Processors Peak Performance 3.89 Tflops

  3. SMP – DMP Memory Processing SMP – Symmetric Multiprocessing DMP- Distributed Mem Processing

  4. CFD TEST - CASE Dimensional Parameters DT=1E-03 s l = 0.02 - 0.03 m

  5. NUMERICS MODEL Ca. 19x104Quadrilateralcells TimeStep TS=1 e-07 s IterationNumber per TS N= 6/7 60000 TOTAL ITERATIONS

  6. FLUENT SOLVER SERIAL SOLVER PARALLEL SOLVER

  7. Partitions Smoothing

  8. Partitions strategies CASE 1 CASE 2

  9. CASE 1 - RESULTS

  10. CASE 1 - RESULTS

  11. CASE 1 - RESULTS

  12. CASE 1 - RESULTS

  13. CASE 1 - RESULTS

  14. CASE 1 - RESULTS

  15. CASE 1-CASE 2 DIFFERENCES

  16. CASE 1-CASE 2 DIFFERENCES

  17. CASE 1 - RESULTS

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