IBM PowerHA SystemMirror for AIX 7.1.3 Best Practices and Migration Guide

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IBM PowerHA SystemMirror for AIX best practices

This chapter provides suggestions on how to prepare, design, install, test, maintain, monitor, and manage a PowerHA SystemMirror high-availability cluster.

This chapter contains the following topics:

•Introduction

•Designing high availability

•Cluster components

•Testing

•Maintenance

•Monitoring

•PowerHA in a virtualized world

•Summary

1.1 Introduction

IBM PowerHA SystemMirror for AIX (formerly IBM HACMP) was first available in 1991 and is now in its 24th release, with over 20,000 PowerHA clusters ...

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