Chapter 4. HACMP Installation and Cluster Definition

This chapter describes issues concerning the actual installation of HACMP Version 4.3 and the definition of a cluster and its resources. It concentrates on the HACMP part of the installation, so, we will assume AIX is already at the 4.3.2 level. Please refer to the AIX Version 4.3: Migration Guide, SG24-5116, for details on installation or migration to that level.

This chapter is meant to give an overview of the steps to be taken, and not to be a complete handbook for performing these tasks. When actually performing the HACMP install, the HACMP for AIX, Version 4.3: Installation Guide, SC23-4278 should be consulted.

4.1 Installing HACMP

Before installing, you need to ensure that all the prerequisites are met. Chapter 8 of the HACMP for AIX, Version 4.3: Installation Guide, SC23-4278, gives a detailed list. The AIX Level of the server nodes has to be at AIX 4.3.2, for example, and the required free space in /usr must be confirmed. For parts of the product, like HAView, there are prerequisites for other lpps, nv6000 in this case, that have to be ensured.

You can install either from the installation media, from an installation server through Network Installation Management (NIM), or from a hard disk to which the software has been copied.

You will either be installing the HACMP for AIX software for the first time, or upgrading from an earlier version. Both of those situations are discussed in the following sections.

4.1.1 First Time Installs

There are a number of filesets involved in an HACMP Installation. Here is a short overview of them, and what their purpose is.

• cluster.base

This is the basic component that has to be installed on all server nodes in the cluster, and it contains the following:

cluster.base.client.lib

HACMP Base Client Libraries

cluster.base.client.rte

HACMP Base Client Runtime

cluster.base.client.utils

HACMP Base Client Utilities

cluster.base.server.diag

HACMP Base Server Diags

cluster.base.server.events

HACMP Base Server Events

cluster.base.server.rte

HACMP Base Server Runtime

© Copyright IBM Corp. 1999

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IBM SG24-5131-00 manual Hacmp Installation and Cluster Definition, Installing Hacmp, First Time Installs