In this chapter, we looked at the specifics related to the tuning of Oracle RAC systems, considering the architectural differences between Oracle 11g RAC, a single-instance database, and RAC's predecessor OPS.
We looked at the concepts of Cache Fusion and the tuning of Cache Fusion. We discussed the new Cache Fusion statistics and events that are instrumental in tuning Oracle RAC. We also emphasized the importance of proper design and tuning of the cluster private interconnect, which is the backbone of the Oracle RAC.
Additionally, we looked in detail at the new Oracle 11g performance tuning features, covering the importance and mechanics of tuning the instance recovery process in Oracle RAC 11gR1. It is clear that the release of Oracle 11gR2 and the exciting new features associated with this release represents a strong interest in upgrading to Oracle 11gR2 fast and reliably within the accepted SLA.
In the next chapter, we will discuss how to the upgrade to Oracle 11g R1 and Oracle...