Step 7: Set Up a Cluster Using the Wizard

Step 1: Configure a Repository Step 2: Install Java Step 3: Install Cloudera Manager Server Step 4: Install Databases Step 5: Set Up the Cloudera Manager Database Step 6: Install CDH and Other Software Step 7: Set Up a Cluster

After completing the Cluster Installation wizard, the Cluster Setup wizard automatically starts. The following sections guide you through each page of the wizard:

Select Services

The Select Services page allows you to select the services you want to install and configure. Make sure that you have the appropriate license key for the services you want to use. You can choose from:

  • Core Hadoop

    HDFS, YARN (MapReduce 2 Included), ZooKeeper, Oozie, Hive, and Hue

  • Core with HBase

    HDFS, YARN (MapReduce 2 Included), ZooKeeper, Oozie, Hive, Hue, and HBase

  • Core with Impala

    HDFS, YARN (MapReduce 2 Included), ZooKeeper, Oozie, Hive, Hue, and Impala

  • Core with Search

    HDFS, YARN (MapReduce 2 Included), ZooKeeper, Oozie, Hive, Hue, and Solr

  • Core with Spark

    HDFS, YARN (MapReduce 2 Included), ZooKeeper, Oozie, Hive, Hue, and Spark

  • All Services

    HDFS, YARN (MapReduce 2 Included), ZooKeeper, Oozie, Hive, Hue, HBase, Impala, Solr, Spark, and Key-Value Store Indexer

  • Custom Services

    Choose your own services. Services required by chosen services will automatically be included. Flume can be added after your initial cluster has been set up.

To include Cloudera Navigator data management, check the box labeled Include Cloudera Navigator.

After selecting the services you want to add, click Continue. The Assign Roles page displays.

Assign Roles

The Assign Roles page suggests role assignments for the hosts in your cluster. You can click on the hostname for a role to select a different host. You can also click the View By Host button to see all the roles assigned to a host.

To review the recommended role assignments, see Recommended Cluster Hosts and Role Distribution.

After assigning all of the roles for your services, click Continue. The Setup Database page displays.

Setup Database

On the Setup Database page, you can enter the database names, usernames, and passwords you created in Step 4: Install and Configure Databases.

Select the database type and enter the database name, username, and password for each service. Click Test Connection to validate the settings. If the connection is successful, a green checkmark and the word Successful appears next to each service. If there are any problems, the error is reported next to the service that failed to connect.

After verifying that each connection is successful, click Continue. The Review Changes page displays.

Review Changes

The Review Changes page lists default and suggested settings for several configuration parameters, including data directories.

Review and make any necessary changes, and then click Continue. The First Run Command page displays.

First Run Command

The First Run Command page lists the details of the First Run command. You can expand the running commands to view the details of any step, including log files and command output. You can filter the view by selecting Show All Steps, Show Only Failed Steps, or Show Running Steps.

After the First Run command completes, click Continue.


The Congratulations! page reports the success of the setup wizard. Click Finish to complete the wizard. The installation is complete.

Cloudera recommends that you change the default password as soon as possible by clicking the logged-in username at the top right of the home screen and clicking Change Password.