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Active Data Guard RAC Standby - Apply Instance Node Failure Impact (Doc ID 1357597.1)

Last updated on JANUARY 30, 2022

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.6 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

In an Active Data Guard RAC standby, if the redo apply instance crashes, all other instances of that standby that were open Read Only will be closed and returned to the MOUNT state. This disconnects all readers of the Active Data Guard standby.


Cause

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In this Document
Symptoms
Cause
Solution
 Automatic Procedure
 Manual Procedure

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