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Oracle Fusion Middleware 11g Architecture and Management by Gangadhar Konduri, Stephen Lee, Reza Shafii

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Extending a Cluster for Scalability

In this section, we discuss the steps required in transforming the PricingCluster within the pricing application’s existing topology with an additional managed server. Before listing these steps, however, it is worth exploring the possible reasons behind such a change. In general, the purpose of a WebLogic Server cluster is to allow for a replication of application logic across multiple managed servers in order to allow for scalability and high availability. To achieve the goal of increased availability, we would need to look beyond the PricingCluster alone, and all elements of the pricing application’s topology would need to be examined. Furthermore, the nature of the changes we would need to make would go ...

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