This chapter describes common situations that you might encounter when deploying and managing Oracle Fusion Middleware in Disaster Recovery topologies, and explains the steps for addressing them. It includes the following sections:
This section describes common situations and steps to perform in Oracle Fusion Middleware configurations. It contains the following topics:
Many issues that arise with Disaster Recovery topology are caused by the improper setup of the host name resolution for the production site and standby site.
Ensure that host name resolution is set up properly by performing the host name validation steps in Section 220.127.116.11.
Some issues that arise with a component in a Disaster Recovery topology are not Disaster Recovery issues, but rather are issues with the component itself.
If you encounter problems with an Oracle Fusion Middleware component used in a Disaster Recovery topology, then check the Troubleshooting section in the Oracle Fusion Middleware High Availability Guide for that component to see if the problem is described there.
Similarly, if your Disaster Recovery topology is based on one or more of the enterprise deployments described in the following manuals and you encounter a problem, then check the Troubleshooting section of that manual to see if the problem is described there:
Detailed information about the Oracle Portal, Forms, Reports, and Discover enterprise topology is available in the 18.104.22.168 Oracle Portal Enterprise Deployment Guide. See Article ID 952068.1 "Oracle Fusion Middleware 11g (22.214.171.124) Enterprise Deployment Guides for Portal, Forms, Reports, and Discover" at My Oracle Support for information about obtaining the manual. The URL for My Oracle Support is
Some problems that arise with a component in a Disaster Recovery topology are not Disaster Recovery issues, but are issues associated with deploying the component on shared storage.
If you do not find any shared storage problems described in the manuals mentioned in Section 5.1.2, then look for notes that describe shared storage problems in the Oracle Fusion Middleware Release Notes, available on the Oracle Technology Network at
You can find more solutions on My Oracle Support at
If you do not find a solution for your problem, then log a service request.
You can also read the Oracle Fusion Middleware Release Notes, available on the Oracle Technology Network at