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Supercomputers and their performance in computational fluid dynamics

Author: Kozo Fujii
Publisher: Braunschweig : Vieweg, ©1993.
Series: Notes on numerical fluid mechanics, v. 37.
Edition/Format:   Print book : EnglishView all editions and formats
Summary:

Today's fluid dynamic re- search cannot be discussed without supercomputers and since CFD is one of the im- portant users of supercomputers, future development of supercomputers has to take the  Read more...

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Material Type: Internet resource
Document Type: Book, Internet Resource
All Authors / Contributors: Kozo Fujii
ISBN: 3528076372 9783528076375
OCLC Number: 27699091
Description: xii, 199 pages : illustrations ; 23 cm.
Contents: 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.
Series Title: Notes on numerical fluid mechanics, v. 37.
Responsibility: edited by Kozo Fujii.

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