High-Performance Computing, Performance Evaluation, and Trends

1/24/98


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Table of Contents

High-Performance Computing, Performance Evaluation, and Trends

Overview

Performance Modeling

Algorithms and Architecture

Blocking

Loop Unrolling

BLAS for Performance

LINPACK Benchmark

LINPACK Benchmark Ax=b

Top500 Fastest Installed Computers

PPT Slide

PPT Slide

PPT Slide

PPT Slide

PPT Slide

PPT Slide

PPT Slide

PPT Slide

Strassenís Algorithm for Matrix Multiply

Strassenís Algorithm

Strassenís Algorithm

Strassenís Algorithm

Limitations and Pitfalls

URLs for Benchmark

The Importance of Standards - Software (lost decade)

PVM - Parallel Virtual Machine

Physical and Logical Views of PVM

Programming in PVM

Motivation for a New Design

MPI Standard

New Concepts introduced in MPI

Comparing PVM and MPI

High-Performance Computing - 3 Major Efforts in the US

Petaflops (1015) Computing Initiative

A Petaflops Computer System

Key Algorithm Research Issues

Directions - Metacomputing

Metacomputing - Problem Solving Environments

Metacomputing Objectives

Grid Based Computing - Seamless Access to Resources

Requirements for the IPG

Conclusion

References

Author: Jack Dongarra

Email: dongarra@cs.utk.edu

Home Page: http://www.netlib.org/utk/people/JackDongarra/