Planning PowerHA SystemMirror

Before you configure and install PowerHA® SystemMirror®, you must plan its implementation for the AIX® operating system.

What's new in Planning for PowerHA SystemMirror
Read about new or significantly changed information in the Planning for PowerHA SystemMirror topic collection.
PowerHA SystemMirror components configuration limits
PowerHA SystemMirror has limits for components and settings. For example, you can have up to 16 nodes in a cluster.
Overview of planning process
You can plan for high availability within a data center with PowerHA SystemMirror Standard Edition for AIX and for multisite high availability and disaster recovery with PowerHA SystemMirror Enterprise Edition for AIX.
Initial cluster planning
This section describe the initial steps you take to plan a PowerHA SystemMirror cluster to make applications highly available.
Planning cluster network connectivity
This section describe planning the network support for a PowerHA SystemMirror cluster.
Planning shared disk and tape devices
This section discusses information to consider before configuring shared external disks in a PowerHA SystemMirror cluster and provides information about planning and configuring tape drives as cluster resources.
Planning shared LVM components
This section describe planning shared volume groups for a PowerHA SystemMirror cluster.
Planning resource groups
These topics describe how to plan resource groups within a PowerHA SystemMirror cluster.
Planning for cluster events
These topics describe the PowerHA SystemMirror cluster events.
Planning for PowerHA SystemMirror clients
These topics discuss planning considerations for PowerHA SystemMirror clients. This is the last step before proceeding to the installation of your PowerHA SystemMirror software.
Applications and PowerHA SystemMirror
This topic addresses some of the key issues to consider when making your applications highly available under PowerHA SystemMirror.