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Expert Oracle RAC Performance Diagnostics and Tuning by Murali Vallath

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CHAPTER 2

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Capacity Planning and Architecture

RAC provides normal features such as recoverability, manageability, and maintainability found in a stand-alone (single instance) configuration of Oracle Relational Database Management System (RDBMS). Among the business requirements supported by Oracle RDBMS, availability and scalability are naturally derived from the architecture of the RAC configuration.

Using database built-in features such as Fast Application Notification (FAN), Transparent Application Failover (TAF) and Fast Connection Failover (FCF), RAC provides failover and scalability options. Features introduced in Oracle 11g Release 2 provide ...

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