After migrating to a WebSphere® Application Server Version 8.5 environment, you
can roll back to a Version 6.1 or above environment. This returns
the configuration to the state that it was in before migration. After
rolling back the environment, you can restart the migration process.
About this task
Supported configurations: This
article is about configuration migration, such as migrating deployment
managers and federated nodes in a network deployment environment.
The Application Migration Toolkit for WebSphere Application Server
provides support for migrating applications from previous versions
of WebSphere Application Server to the latest product version. For
information about migrating applications, read more about the Application
Migration Toolkit.
sptcfg
Generally, migration does not modify anything in the configuration
of the prior release; however, there are cases where minimal changes
are made that are reversible.
Procedure
- To roll back a Version 8.5 deployment manager
and its federated nodes to Version 6.1 or above, follow the instructions
in Rolling back a WebSphere Application Server,
Network Deployment cell.
- To roll back a Version 8.5 federated node to
Version 6.1 or above, follow the instructions in Rolling back
a federated node.
- To roll back a Version 8.5 stand-alone application server to Version 6.1 or above, follow
the instructions in Rolling back stand-alone application servers.
Results
The configuration should be returned to the state that it
was in before migration.
What to do next
Restart the migration process if needed.