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How To Add/Increase The Size Of Redo Log Files In Rac Environment? (Doc ID 779306.1)

Last updated on FEBRUARY 24, 2022

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Backup Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database 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.
Oracle Server Enterprise Edition - Version: 9.2 to 11.2


Problem: Need to increase the amount/size of redo log files in the RAC environment.

The following note explains this process for single-instance databases :
<Note 1035935.6> - Example of How To Resize the Online Redo Logfiles

Here we will address the process for RAC databases.

Note: For 11gR2 onwards, this note applies only to administrator-managed databases.
For policy-managed databases using OMF and ASM, RAC automatically allocates redo threads and undo ts when the instance is started.


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