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Oracle Database 12c Release 2 Oracle Real Application Clusters Handbook: Concepts, Administration, Tuning & Troubleshooting by K Gopalakrishnan

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CHAPTER

12

A Closer Look at Cache Fusion

Ascalable, high-performance system should spend as little time as possible in transmitting messages, and use the most efficient communication methods for I/O processing. Cache Fusion makes this possible. In this chapter, we look under the hood of Cache Fusion to understand the internal operations of various kinds of block transfers that occur between instances. Understanding the internal operations of the block transfers will help you appreciate the intelligence built into this component of Real Application Clusters as well as aid you in designing scalable database applications.

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