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Oracle Solaris Cluster Geographic Edition Overview     Oracle Solaris Cluster 4.1
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Document Information


1.  Introduction to Geographic Edition Software

Business Continuity

Making Applications Highly Available With Geographic Edition Software

Recovering From a Disaster

Key Features of Geographic Edition Software

Administration and Configuration Tools

2.  Key Concepts for Geographic Edition

3.  Geographic Edition Architecture



Chapter 1

Introduction to Geographic Edition Software

Oracle Solaris Cluster Geographic Edition (Geographic Edition) software is a layered extension of the Oracle Solaris Cluster software. The Geographic Edition software protects applications from unexpected disruptions by using multiple clusters that are separated by long distances and by using a redundant infrastructure that replicates data between these clusters. The clusters can be global clusters, zone clusters, or a combination of both. Data replication software enables applications that are running on a Geographic Edition cluster to tolerate disasters by migrating services to a geographically separated secondary cluster. A disaster such as an earthquake, a fire, or a storm might disable the cluster at the primary site. If a disaster occurs, the Geographic Edition cluster can continue to provide services by using the following levels of redundancy:

This chapter gives a high-level overview of the Geographic Edition product. It contains the following sections: