Friday, July 24, 2026

Oracle Database - 2-Node RAC Cluster on Physical Servers with Data Guard + FSFO

 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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what is catcon.pl (Catalog Container Script) and why very useful for Oracle Multitenant Database ?

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