Migrating Orion NPM
Moving database servers and software installations back and forth between old servers and new servers is a common practice in the enterprise. In order to retire old and outdated server hardware, various software and operating systems need to be migrated to newer hardware or migrated to a virtualized server environment. I promise you that there will be a day where you will need to perform some type of migration for your Orion NPM server. There are the following two different types of migration processes for Orion NPM:
Orion SQL database migration
Orion NPM installation migration
The migration process involves ramping up a second Orion NPM installation as a second polling engine, linking the existing SQL database to the new install, configuring each node to use the new polling engine, then moving the licensing from the old install to the new one. The following is a migration diagram:
It is important to know that an Orion NPM migration does not move or reconfigure the Orion...
