Understanding Support for Active Active FMW 11g Clusters in Disaster Recovery Scenarios
(Doc ID 1374202.1)
Last updated on JULY 06, 2023
Applies to:
Oracle Fusion Middleware High Availability - Version 11.1.1.2.0 to 11.1.2.2.0 [Release Oracle11g]Information in this document applies to any platform.
Purpose
Oracle offers both High Availability (HA) and Disaster Recovery (DR) solutions for Fusion Middleware (FMW) 11g.
HA solutions address maintaining a service in the event of loss of an individual process, resource or node - see:
11g Release 1 (11.1.1)
Part Number E10106-15
1 Introduction to High Availability
1.1 What is High Availability
In contrast, DR is intended to ensure continuity of service in the event of loss of a complete site - see:
11g Release 1 (11.1.1)
Part Number E15250-03
1 Disaster Recovery Introduction
There has been a recent trend to attempt to combine elements of HA and DR architectures into a single solution. This bulletin explores the supportability of such solutions for FMW 11g.
Scope
This bulletin is intended to be of use to systems architects, implementers and administrators, who are responsible for defining and building HA/DR FMW 11g systems.
It is assumed that the reader is already familiar with the HA and DR concepts outlined in the above-referenced documents.
Details
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In this Document
| Purpose |
| Scope |
| Details |
| Overview of the DR Solution |
| Overview of active active HA Solution |
| Active Active FMW 11g Solutions Across Geographic Sites |
| References |