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Data Guard Broker - Configure Fast Start Failover, Data Protection Levels and the Data Guard Observer (Doc ID 1508729.1)

Last updated on OCTOBER 02, 2023

Applies to:

Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database - Enterprise Edition - Version to [Release 10.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


*** Reviewed for Relevance 16-Jul-2015 ***

Once a broker configuration has been established  addressing the Business' requirements for protecting the environment from data loss need to be considered and potentially addressed through further configuration of the Data Guard environment.

This document examines in detail the process for enabling the MaxAvailability and MaxProtection protection modes, Fast Start Failover and the Data Guard Observer.


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In this Document
 The Current Broker Configuration
 The Primary Site Broker Configuration
  The Standby Site Broker Configuration
 Configuring Failover Thresholds
 The Observer OracleNET configuration
 The Observer site TNSNAMES.ORA entries

Testing the Observer Site TNS Aliases
 Configuring the ObserverConnectIdentifier Property in the Data Guard Configuration
 Enable Fast Start Failover
 Attempt to Enable Fast Start Failover
 Troubleshooting a failure in enabling Fast Start Failover
 Establish Max Protection Mode
 The sites' current configuration.

Disable managed recovery in the standby site
 Enable Flashback Database
 Set Log shipping to LGWR SYNC by setting the property LogXPTMode to SYNC
 Alter the configuration to enable MaxProtection.
 To set the environment to run MaxAvailability Mode
 Enable Automatic file management in the sites.
 Enable Fast Start Failover
 Start the Data Guard Broker Observer in the Observer Site

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