
Oracle RAC and Oracle RAC One Node on Extended Distance (Stretched) Cluster
Introduction ....................................................................................... 1
What is an Extended Distance Oracle RAC Cluster? ......................... 3
Benefits of Oracle RAC on Extended Distance Clusters ................ 4
Components and Design Considerations ........................................... 6
Latency and Empirical Performance Results ................................. 7
Implementation Details and Behavioral Background ........................ 12
Network Connectivity ................................................................... 12
Multiple Subnet Support in Stretched Clusters ............................. 13
Storage Connectivity and Setup .................................................. 14
Summary – Storage Configuration and Support .......................... 19
Node Management in Extended Distance Clusters ...................... 20
Oracle-Only-Stack Advantages .................................................... 23
Conclusion ...................................................................................... 26
Appendix A: Table of Figures .......................................................... 27
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