The instructions that you use to upgrade an engine depends on how you installed the
engine. When you upgrade the engine, you must also upgrade the blueprint design
server.
To upgrade an engine that you installed with the IBM UrbanCode Deploy installer
in versions 6.2.1.1 and later, see Upgrading engines that you extended.
Upgrading engines that you installed with IBM UrbanCode Deploy
To upgrade the engine, stop the related Heat services, install the new version, and
restart the services. When you upgrade the engine, you must also upgrade the blueprint design
server.
Migrating engines that you installed with IBM UrbanCode Deploy
To migrate the Heat engine that is required for the IBM UrbanCode Deploy blueprint
designer from Red Hat Enterprise Linux (RHEL) version 6 to
RHEL 7, stop the related Heat services, migrate the databases, install the new version, and restart
the services