CHAPTER 12A Closer Look at Cache Fusion
A scalable high-performance system should spend the least amount of time in message transits and should 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 and help in designing scalable database applications.
We also take a look at how and why Oracle moves data blocks from one instance to another instance in an Oracle RAC environment. We also explain ...
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