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.
To add a service:
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.