After initial installation, you can use the Add a Service wizard
to add and configure new service instances. For example, you may want to add a service such as
Oozie that you did not select in the wizard during the initial installation.
Minimum Required Role:Full
Administrator. This feature is not available when using Cloudera
Manager to manage Data Hub clusters.
On the
Home > Status tab,
click to the right of the cluster name and select Add a
Service. A list of service types display. You can add one type of service at a
time.
Select a service and click Continue. If you are missing
required binaries, a pop-up displays asking if you want to continue with adding the
service.
Select the services on which the new service should depend. All services must
depend on the same ZooKeeper service. Click
Continue.
Customize the assignment of role instances to hosts. The wizard
evaluates the hardware configurations of the hosts to determine the
best hosts for each role. The wizard assigns all worker roles to the
same set of hosts to which the HDFS DataNode role is assigned. You can
reassign role instances.
Click a field below a role to display a dialog box containing a
list of hosts. If you click a field containing multiple hosts, you
can also select All Hosts to assign the role to all hosts, or
Custom to display the hosts dialog box.
The following shortcuts for specifying hostname
patterns are supported:
Click the View By Host button for an overview of the role
assignment by hostname ranges.
Review and modify configuration settings, such as data directory paths and heap
sizes and click Continue. The service is started.
Click Continue then click Finish. You are returned to
the home page.
Verify the new service is started properly by checking the health status for the
new service. If the Health Status is Good, then the service started
properly.
to the right of the cluster name and select Add a
Service. A list of service types display. You can add one type of service at a
time.