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Sun Fire Midrange Systems Dynamic Reconfiguration User Guide

817-4585-10



Contents

Preface

Before You Read This Book

How This Book Is Organized

Using UNIX Commands

Shell Prompts

Typographic Conventions

Related Documentation

Accessing Sun Documentation

Contacting Sun Technical Support

Sun Welcomes Your Comments

1. Introduction to DR on Sun Fire Midrange Systems

Dynamic Reconfiguration

Command Line Interface

Graphical User Interface

DR Concepts

Detachability

Quiescence

Suspend-Safe and Suspend-Unsafe Devices

Attachment Points

DR Operations

Hot-Plug Hardware

Conditions and States

Board States and Conditions

Board Receptacle States

Board Occupant States

Board Conditions

Component States and Conditions

Component Receptacle States

Component Occupant States

Component Conditions

Component Types

Sun Fire Midrange System Domains

DR on I/O Boards

Nonpermanent and Permanent Memory

Target Memory Constraints

An Illustration of DR Concepts

Limitations

Memory Interleaving

Reconfiguring Permanent Memory

2. Command Line Interface

The cfgadm Command

Displaying Basic Board Status

Displaying Detailed Board Status

Command Options

Testing Boards and Assemblies

Installing or Replacing Boards

Hot-Swapping a CompactPCI Card

3. Troubleshooting

Unconfigure Operation Failure

CPU/Memory Board Unconfiguration Failures

Cannot Unconfigure a Board Whose Memory Is Interleaved Across Boards

Cannot Unconfigure a CPU to Which a Process is Bound

Cannot Unconfigure a CPU Before All Memory is Unconfigured

Unable to Unconfigure Memory on a Board With Permanent Memory

Unable to Unconfigure a CPU

Unable to Disconnect a Board

I/O Board Unconfiguration Failure

Device Busy

Problems with I/O Devices

RPC or TCP Time-out or Loss of Connection

Configure Operation Failure

CPU/Memory Board Configuration Failure

Cannot Configure Either CPU0 or CPU1 While the Other Is Configured

CPUs on a Board Must Be Configured Before Memory

I/O Board Configuration Failure

Glossary