Last updated on SEPTEMBER 06, 2017
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 to 184.108.40.206 [Release 11.2]
Information in this document applies to any platform.
After switchover using Data Guard Broker DGMGRL or Grid Control between Primary A and Standby Target B, the LOG_ARCHIVE_DEST_n defined on a Bystander Standby C for local archival is changed.
Physical Standby Target B
Physical Standby Bystander C
(Real Application Cluster/Clusterware may be configured but is not a factor)
All three start off configured with LOG_ARCHIVE_DEST_1 like so:
log_archive_dest_1 = 'location=/u01/arch/ valid_for=(all_logfiles,all_roles) db_unique_name=<DB_UNIQUE_NAME set for database>'
After switchover between Primary A and Standby B, LOG_ARCHIVE_DEST_1 on Bystander Standby C will be reset like so:
With another LOG_ARCHIVE_DEST_n also being defined as:
The Broker log on the new Primary B after switchover may show changes were attempted there too but failed:
SQL Execution error=604, sql=[alter system set log_archive_dest_1=''].
See error stack below.
ORA-00604: error occurred at recursive SQL level 1
ORA-02097: parameter cannot be modified because specified value is invalid
ORA-16028: new LOG_ARCHIVE_DEST_1 causes less destinations than
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