Here Comes cc­NUMA: The Revolution in Computer Architecture and its OS Implications

9/9/98


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Table of Contents

Here Comes cc­NUMA: The Revolution in Computer Architecture and its OS Implications

Outline

Definition of Terms

Definition of Terms

Definition of Terms

Definition of Terms

Why the cc­NUMA Architecture Is Inevitable

The Laws of Physics: Law 1

The Laws of Physics: Examples of Law 1

The Laws of Physics: Law 2

The Laws of Physics: Law 3

Engineering Reality 1:

The Laws of Physics: Law 4

Engineering Reality 2:

The Laws of ISV's:

Engineering Reality 3:

Engineering reality 4:

Silicon Graphics’ Origin2000: A Successful cc­NUMA Architecture

cc­NUMA

Origin is Most Advanced cc­NUMA

Origin Block Diagram

Craylink Hypercube Interconnect

Craylink Fat­Hypercube

XIO Crossbar I/O Subsystem

Combine Modules to Create Larger Systems

cc­NUMA Overhead

Selected Performance Results

Best cc­NUMA Performance

Origin Delivers Scalable System & I/O Bandwidth

Origin Servers:

Origin Performance: 250 MHz MIPS R10000

Cache­Friendly Applications Scale Easily

For More Difficult Problems: System Bandwidth Counts

Origin adds HA to cc­NUMA

Some Advantages of cc­NUMA DSM Systems

Some Disadvantages of cc­NUMA Systems

Some Disadvantages of cc­NUMA Systems

The OS Implications of cc­NUMA as Illustrated by IRIX 6.5

OS Implications of cc­NUMA: Examples from IRIX 6.5

OS Implications of cc­NUMA: Examples from IRIX 6.5 (cont'd)

OS Implications of cc­NUMA: More Examples from IRIX 6.5

OS Implications of cc­NUMA: More Examples from IRIX 6.5 (cont'd)

Other OS Opportunities From cc­NUMA

Benefits of Silicon Graphics' cc­NUMA

Silicon Graphics' Leadership in cc­NUMA

Author: Beau Vrolyk