MSC Southern Europe Users Conference Monaco 7 9

MSC Southern Europe Users Conference Monaco, 7 -9 June 2000 Scalability of MSC. NASTRAN on Compaq Alpha Clusters Yvan BANTOURE Sales Director HPC Europe Compaq Computer Corporation Better answers Presentation name

HPC Strategy u Deliver maximum sustained application performance & scaling l l u Based on standard products from Compaq and its partners l l l Better answers Presentation name Capability for the largest parallel jobs Capacity for the most multi-job throughput 64 -bit Alpha CPUs Balanced high-performance SMP systems Scalable, integrated clusters with single system view Tru 64 UNIX & LINUX Complete development environment for HPTC Long-term relationships with the 2 leading technical ISVs

21 st Century Supercomputing More SMPs/Cluster Faster Alphas 256 64 Distributed Memory 10 TF 32 1 TF 16 8 100 GF 1 Better answers 4 Shared Memory 10 GF 2 4 Presentation name 8 16 32 CPUs per SMPs per Cluster 128 2 1 64 128 256 3 More CPUs/SMP

What is the Alpha Strategy? Keep Alpha the fastest processor in the industry u Dynamic (runtime) and Static (compile time) Optimizations u l l Maintain long term performance advantage High-end / Server-centric focus – – – l u Memory-bound (real) applications Multi-stream parallel workloads Balanced SMP system structure Extract performance from today’s applications out-of-the-box Leveraging semiconductor manufacturing capabilities from our partners (Intel, Samsung. . . ) l l l State-of-the-art semiconductor technology Manufacturing economies of scale Minimize manufacturing investment Better answers Presentation name 4

Alpha EV 67 Performance and Features Performance u 667 -729 MHz Operating Frequency u Spectacular Memory Bandwidth l l 4+ GB/s L 2 Cache Bandwidth ~2 GB/s Peak Memory Bandwidth Out-of-order execution masks latency of access to memory u Prefetch instruction lowers cache miss impact u Better answers Features u Four-way instruction map l l l Dynamic execution Register renaming Out-of-Order Execution Quad integer pipelines Dual floating-point pipelines Enhanced Branch Prediction u Motion Video Instructions u Square root & divide u 64 KB I-cache -- 2 -Set u 64 KB D-cache -- 2 -Set u CMOS 6 -- 0. 25 u, 2. 0 V, 6 LM u 5

Alpha. Server SMP Systems ES Series DS Series • 1 - 4 Processors • Up to 32 GB of memory • Up to 10 PCI slots • 1 - 2 Processors • Up to 8 GB of memory • 6 PCI slots GS 320 Series • 1 -32 Processors • Up to 128+GB of memory • Up to 224+ PCI slots DS Series GS 80 Series • 1 Processor • Up to 1 GB of memory • Up to 4 PCI slots • 1 - 8 Processors • Up to 32 GB of memory • up to 56 PCI slots Switched based system - 64 -bit PCI I/O subsystems - Very Large Memory Modular system packaging - advanced systems management Tru 64 UNIX, Open. VMS & LINUX Better answers Presentation name 6

Scalable Cluster Solutions. u Clustered configurations built from standard Compaq products l l u HPC 160 and HPC 320 l l u Configured specifically for HPTC capacity and capability Factory integrated, tested and shipped as a single system Based on Alpha systems with Tru 64 UNIX and Tru. Cluster technology Memory Channel II SAN, up to 8 nodes Alpha. Server SC l l Based on Alpha systems with Tru 64 UNIX and QSW technology QSW SAN, up to 128+ nodes Better answers Presentation name 7

Parallel Processing Environment u Coordination is the key l Message Passing protocols keep nodes in touch – l Allow the parallel processes to exchange data and coordinate operations System Area Networks provide the means – – Better answers Switched networking similar to a LAN, but with better bandwidth and latency Each node communicates directly with every other node Presentation name 8

Compaq HPC 320 Scalable Tru. Cluster u Memory Channel II u u Alpha. Server ES 40 quad. CPU servers 4 or 8 nodes, 16 or 32 CPUs per system Memory Channel II System Area Network l l Memory Channel II l u Multiple storage options l l Dual-Railed Better answers Presentation name 9 8 -way Crossbar ~100 MB/s/rail One or two rails / node Ultra. SCSI Fibre. Channel

Tru. Cluster Software V 5. 0 “The cluster is the system” Easier management…Single System Image / ·Cluster File System ·Cluster Alias ·Easier Management /usr /var /. . . Better answers Presentation name 10

What’s next: The Alpha. Server SC Program u Use multiple generations of standard commercial off the shelf components to build scalable computer systems l l Alpha processor and Alpha. Servers Scalable QSW system area network Tru 64 UNIX and Tru. Cluster software QSW resource management software (RMS) Memory hierarchy able to support high sustained performance of scientific applications u System software u l l l u Cluster and parallel file system Comprehensive resource management (RMS, LSF, etc. ) Rich development environment Focus on application scalability and system integration Better answers Presentation name 11

System Area Interconnect by Quadrics Supercomputers World Ltd. u Elan-3 PCI adapter l l l u DMA driven Get and put 200 MB/s/rail bi-directional Elite “fat tree” switch l l 8 -way x-bar chips 16 or 128 port package Up to 20 m cables < 40 ns switch latency per hop Multiple virtual circuits and load balancing u Low latency u l l 3 s DMA/shmem 5 s MPI ping/pong Better answers Presentation name 12

Lawrence Livermore National Labs Alpha. Server SC: 512 Alpha 500 MHz CPUs #34 Top 500 List Nov ‘ 99 Better answers Presentation name 13

Application Development Tools u From Compaq and ISVs l Message passing libraries (highly optimized) – l Optimizing Compilers – l CPML, CXML, NAG, IMSL Workload management software – l PSE, Totalview, KPTS, Vampir Scientific and math libraries – l Fortran, C, C++ Parallel development tools – l PVM, MPI, SHMEM LSF, Codine/GRD, QSW RMS Cross-platform development – Compaq Enterprise Toolkit for Developer’s Studio Better answers Presentation name 14

Direct Frequency Response - LGQDF MSC. NASTRAN V 70. 7 (DMP) Better answers Presentation name 15

Linear Statics - XLRST MSC. NASTRAN V 70. 7 (DMP) Better answers Presentation name 16

Direct Frequency Response – XLTDF MSC. NASTRAN V 70. 7 (DMP) Better answers Presentation name 17

Normal Modes - XXCMD MSC. NASTRAN V 70. 7 (DMP) Better answers Presentation name 18

How to delivering real supercomputer performance for MSC. NASTRAN u Start with the right hardware l l l u Use the right software tools l l l u Fast 64 -bit processors Balanced SMP systems High performance, fully integrated, clusters Highly optimizing compilers Optimized MPI implementations System and workload management tools Work closely with leading software developers like MSC. Software Better answers Presentation name 19

http: //www. compaq. com/hpc high. performance@compaq. com Presentation name 20