Oracle Database 2-Node RAC Cluster on Physical Servers with Data Guard + FSFO :
- Physical Server Node 1 & Node 2 RAC Cluster
- ASM Shared Storage (SAN/NAS)
- SCAN Listeners
- Primary Database (PROD_PRI)
- Standby RAC Cluster and Standby Database (PROD_DR)
- Data Guard Broker
- FSFO Observer on an independent host
- SYNC + AFFIRM redo transport
- Automatic failover workflow
- Network, storage, and interconnect layers
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