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Expert Oracle RAC Performance Diagnostics and Tuning by Murali Vallath

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CHAPTER 14

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Tuning the Cluster Interconnect

In the previous chapter, we discussed that RAC was a configuration of multiple instances clustered together to provide a scalable, high availability environment for information exchange. These servers communicate with each other using a private network called the cluster interconnect.

The interconnect provides performance critical direct memory access and message passing between instances on different servers for transparent consistent access to user data and metadata. The function of the interconnect is to transport or transfer application (RDBMS and cluster) specific data between instances on different ...

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