How to Perform Failover When GAP on Standby
(Doc ID 846087.1)
Last updated on AUGUST 04, 2018
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.1 to 22.214.171.124 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 27-Sep-2012***
***Checked for relevance on 5-Aug-2014***
***Checked for relevance on 10-Dec-2015***
How to Perform Failover When GAP on Standby?
If GAP is present then failover will fail with:
SQL> ALTER DATABASE RECOVER MANAGED STANDBY DATABASE FINISH FORCE;
ALTER DATABASE RECOVER MANAGED STANDBY DATABASE FINISH FORCE
ERROR at line 1:
ORA-00283: recovery session canceled due to errors
ORA-16171: RECOVER...FINISH not allowed due to gap for thr 1, seq 4398-4398
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