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EM 13c: How to Migrate OMS From One Host to Another Host With Different Host Name (Doc ID 2693097.1)

Last updated on FEBRUARY 14, 2021

Applies to:

Enterprise Manager Base Platform - Version and later
Information in this document applies to any platform.


This document contains the procedure to migrate the OMS from one host to another host (Same platform) with new Host Name. 


This document can be followed for Migrating the OMS (Primary OMS in case of Multi OMS) from one host to another with a different host name. 


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In this Document
 High Level Steps
 Repository Database Migration
 Preparing for Migration
 1. Backup the Source OMS 
 2. List of plugins deployed on Source OMS
 3. List of patches applied on Source OMS
 4. Identify the ports used by the Source OMS
 5. Copy EMKey to the repository DB (optional)
 6. Validating the Target OMS Host for Migration
 7. Install OMS Binaries using Software Only method
 8. Install the plugins
 9. Apply Patches
 Migration Activity
 10. Stop Source OMS
 11. Migrate the OMS
 12. Start OMS
 13. Configure Central Agent
 Post Migration Steps
 14. Refresh Weblogic Domain to reconfigure the domain with new hostname
 15. Relocate source OMS Agent Targets to target OMS Agent
 16. Relocate the oracle_emrep target to the Management Agent of the new OMS host 
  17. Resecure Management Agents

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