Handling ORL and SRL (Resize) on Primary and Physical Standby in Data Guard Environment
(Doc ID 1532566.1)
Last updated on FEBRUARY 22, 2021
Applies to:Oracle Database - Enterprise Edition - Version 10.1.0.2 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.
For the purposes of this document, the following fictitious environment is used as an example to describe the procedure:
Primary Database: prm11203
Standby Database: std11203
It has been seen in cases where ORA-16401 and ORA-16055 reported in primary alert log when redo log switch is over frequently. So suggestion is to Increase the Size of the Online Redologs to reduce Redolog Switch Frequency. And this may also required to improve primary database performance.
So the purpose of this article is How to Increase size of Redo Logs in a Dataguard Environment when Physical Standby in place.
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