How To Calculate The Required Network Bandwidth Transfer Of Redo In Data Guard Environments
(Doc ID 736755.1)
Last updated on JANUARY 17, 2023
Applies to:
Oracle Cloud Infrastructure - Database Service - Version N/A and laterOracle Database Backup Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 9.0.1.0 and later
Information in this document applies to any platform.
Goal
Goal is to transfer and apply redo as fast as possible in a Data Guard environment. To achieve this we have to calculate the required network bandwidth based on the redo generation rate on the primary database.
Solution
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In this Document
| Goal |
| Solution |
| The formula used (assuming a conservative TCP/IP network overhead of 30%) for calculating the network bandwidth is : |
Measuring the Peak Redo Rate |