DB2 10.5 for Linux, UNIX, and Windows

Multiple instances of the database manager

Multiple instances of the database manager might be created on a single server. This means that you can create several instances of the same product on a physical computer, and have them running concurrently. This provides flexibility in setting up environments.

Note: The same instance name cannot be used in two different DB2® copies.
You might want to have multiple instances to create the following environments:
Note: