Upgrading Infrastructure Management in the disaster recovery mode

Before you begin

• Ensure that the computer on which you are upgrading the product adheres to the requirements listed in System-requirements-and-product-compatibility-for-Infrastructure-Management.
• Before you start the upgrade, ensure that you have performed all the tasks listed in Prerequisites-for-Infrastructure-Management-Server-upgrade.

To upgrade the TrueSight Infrastructure Management in the disaster recovery mode

1. Shutdown the recovery host and switch on the primary host. 
2. Upgrade the TrueSight Infrastructure Management Server on a primary host. See Upgrading-the-Infrastructure-Management-server-on-Microsoft-Windows.

1. Verify the connection of the primary TrueSight Infrastructure Management Server with the TrueSight Presentation Server. The component status should be displayed as Connected. 
2. Stop the primary TrueSight Infrastructure Management Server processes and take a backup of the installationDirectory/pw/ folder. 
3. Shutdown the primary windows host. 
4. Switch on the recovery host and upgrade the TrueSight Infrastructure Management Server on a recovery host.
5. Stop the recovery TrueSight Infrastructure Management Server processes and restore a backup of the installationDirectory/pw/ folder on the recovery windows host. 

6. If you have configured a different alias for the primary and recovery hosts, manually update the recovery host name in the following files:

   installationDirectory/pw/server/etc/mcell.dir
   installationDirectory/pw/pronto/data/admin/admin.dir
   installationDirectory/pw/pronto/conf/cell_info.list

7. Start the recovery TrueSight Infrastructure Management Server processes.