عنوان

Supercomputers and their performance in computational fluid dynamics

(Number (ISBN

3528076372

(Number (ISBN

9783528076375

Number

b564144

Title Proper

Supercomputers and their performance in computational fluid dynamics

General Material Designation

[Book]

First Statement of Responsibility

ed. by Kozo Fujii.

Place of Publication, Distribution, etc.

Braunschweig

Name of Publisher, Distributor, etc.

Vieweg

Date of Publication, Distribution, etc.

1993

Specific Material Designation and Extent of Item

XII, 199 Seiten : Illustrationen, Diagramme.

Series Title

Notes on numerical fluid mechanics, 37.

Text of Note

I.: Cray Y-MP C90 Supercomputer.- 1. Introducing The Cray Y-MP C90 Supercomputer.- 2. Redefining High-Performance Computing.- 3. Bridging the Gap Between Potential and Productivity.- 4. Protecting Your High-End Supercomputing Investments.- 5. The Best Overall Supercomputing Solutions.- 6. New Technologies Maximize System Availability.- 7. Physical Description.- 8. Cray Y-MP C90 Highlights.- 9. The Most Powerful I/O Technology Available.- 10. Input/Output Highlights.- 11. Advanced SSD Technology.- 12. SSD Highlights.- 13. Disk Drives.- 14. Software.- 14.1 Performance Oriented, Feature-Rich Software.- 14.2 UNICOS Operating System.- 14.3 UNICOS Highlights.- 14.4 Compilers.- 14.5 Autotasking.- 14.6 UNICOS Storage System.- 14.7 Applications.- 14.8 The Power of Visualization.- 15. Network Supercomputing.- 15.1 Delivering Supercomputing Power to Your Desktop.- 16. Supportability.- 16.1 Maximized System Availability.- 17. The Cray Y-MP C90 Supercomputer, Nothing Else Comes Close.- II. Fujitsu VP2000 Series Supercomputer.- 1. Introduction.- 2. Architecture.- 2.1 Scalar Unit (SU).- 2.2 Vector Unit (VU).- 2.3 Main Storage Unit (MSU).- 2.4 System Storage Unit (SSU).- 2.5 Channel Processor (CHP).- 2.5.1 High-speed optical channel.- 2.5.2 HIPPI channel.- 3. Hardware Implementation.- 3.1 Vector Pipelines.- 3.2 Parallel Processing.- 3.3 Advanced Scalar Operation.- 3.4 Other Features for High Speed Processing.- 4. Multiprocessor System.- 4.1 Dual Scalar Processor (DSP).- 4.2 Quadruple Scalar Processor (QSP).- 5. Hardware Technology.- 5.1 Advanced LSIs.- 5.2 High Density Packaging.- 5.3 Cooling Technology.- 6. MSP System.- 6.1 System Storage Usage.- 6.1.1 High speed large scale virtual I/O.- 6.1.2 High speed swapping.- 6.2 Support of DSP/QSP.- 6.3 Virtual Machine.- 6.4 TCP/IP Support.- 7. Unix System.- 7.1 Optimization of Vector Processes.- 7.2 High-Speed I/O Access.- 7.3 Effective Resource Management.- 7.4 High-Speed Swapping.- 8. Language Processing System.- 8.1 Optimization.- 8.1.1 Parallel pipeline scheduling (PPS).- 8.1.2 Loop unrolling.- 8.2 Parallelization.- 8.2.1 Automatic parallelization.- 8.2.2 Parallelism description.- 9. Performance.- 10. Conclusion.- 11. References.- III. Hitachi S-820 Supercomputer System.- 1. Introduction.- 2. Architecture and System Organization.- 2.1 Overview.- 2.2 Extended Storage.- 2.3 Vector Register.- 2.4 Vector Instruction Set.- 3. Logic Structure.- 3.1 Overview.- 3.2 Vector Execution Control.- 3.2.1 Parallel construction.- 3.2.2 Elementwise parallel processing.- 3.3 Storage Control.- 4. Hardware Technology.- 5. Software.- 6. Performance.- 7. Conclusion.- 8. References.- IV. NEC SX-3 Supercomputer System.- 1. Introduction.- 2. System Configuration.- 3. Processor Configuration and Architecture.- 4. The Super-Ux Operating System.- 5. Fortran and Tools.- 6. Performance Results.- 7. Conclusion.- 8. References.- V. Trends in Vector and Parallel Supercomputer Architectures.- 1. Introduction.- 2. The Supercomputer CPU: An Overview.- 3. A Summary of Supercomputer Hardware Characteristics.- 4. Parallel Vector Computation, and Latency in Design.- 5. A Study of Vector Start-Up Time.- 6. Parallel Computation.- 7. Risc Architectures.- 8. Conclusion.- 9. References.- VI. Navier-Stokes Benchmark Tests.- 1. Introduction.- 2. Benchmark Test Features.- 3. Benchmark Test Result - 1.- 4. Benchmark Test Result - 2.- 5. Final Remarks On Both Benchmark Tests.- 5.1 Assessment of the Result.- 5.2 CFD View Point.- 6. Cray Y-MP C-90 Benchmark Report.- 7. Future Requirements.- 8. Final Remarks.- 9. Acknowledgment.- 10. References.- VII. Vectorization and Parallelization Techniques for Modern Supercomputers.- 1. Introduction.- 2. Basic Aspects of Vector and Parallel Processing.- 2.1 Vector Architectures and Vector Processing.- 2.2 Parallel Architectures and Parallel Processing.- 2.3 Shared-Memory Systems.- 2.4 Distributed-Memory Systems.- 3. Vectorization and Parallelization of Algorithms.- 3.1 Vectorization.- 3.2 Parallelization.- 3.3 Example: Restructuring of the SOR-Poisson Solver.- 3.4 Example: Vectorization of Sparse Matrix Vector Products.- 3.5 Parallelization of SOR for Shared-Memory Systems.- 3.6 Parallelization of SOR for Distributed-Memory Systems.- 3.7 Example: Numerical Grid Generation.- 4. Concluding Remarks.- VIII.: UHSNWT Initiative at National Aerospace Laboratory.- 1. Background of Numerical Wind Tunnel.- 1.1 Present Situation of CFD.- 1.2 From Ultra High Speed Supercomputer to Ultra High Speed Numerical Wind Tunnel.- 2. Demands in the System Manager's Eyes.- 2.1 Costs.- 2.2 Reliability.- 3. The Uhsnwt Initiative.- 3.1 Starting Point.- 3.2 Hierarchical Structure of the UHSNWT Memory.- 3.3 Required Performance - From the Manager's Viewpoints.- 3.4 Configuration of PE.- 3.4.1 Speed-up of PE.- 3.4.1.1 Pipelined vector computers with large VR.- 3.4.1.2 VTAP simulation.- 3.4.2 VTAP simulation results.- 3.4.3 PE model and its feasibility.- 3.4.4 PE models.- 3.4.5 Analysis of VTAP simulation.- 3.4.6 LSI chips for PE.- 3.5 Configuration of Main Memory.- 3.5.1 Realization of target main memory capacity.- 3.5 2 Affinity with CFD programs.- 4. Overall Hardware Configuration of the Uhsnwt.- 4.1 Summary.- 4.2 Reliability of the UHSNWT.- 4.3 Overall Performance.- 4.4 Feasibility of UHSNWT Meeting Requirement (R2).- 5. Concluding Remarks.- 6. References.- IX. Addresses of Contributors.

Marktübersicht.

Strömungsmechanik.

Supercomputer.

Class number

Book number

ed. by Kozo Fujii.

Kozo Fujii

Electronic name

[Book]

Y