Install Ambari 1.4.1 from public repositories

Step1: Download the Ambari repository

#]  cd /etc/yum.repos.d/

#]  wget <ambari-repo-url>

Choose appropriate URL based on the platform used.

Step2: Install Ambari server:

#]  yum install -y ambari-server

Step 3: Setup Ambari Server:

Run:

#]  ambari-server setup

Note that you will see a new set of prompts when running setup:

Ambari-server daemon is configured to run under user 'root'. Change this setting [y/n] (n)?

You can proceed with a no (n).

Enter advanced database configuration [y/n] (n)?

For advanced database installation say y: with n it will default to username ambari and password bigdata.

Choose one of the following options:
[1] - PostgreSQL (Embedded)
[2] - Oracle

You can choose 1 or 2 depending on the database you want to use.

Username [ambari]:

You can use any username here. This is the username that ambari uses to connect to DB. If you press enter it will use the default ambari-server

Password [bigdata]:

Password for the DB username, default is bigdata, pressing enter will use the default, else you can йфьифкenter your own password.

Do you accept the Oracle Binary Code License Agreement [y/n] (y)?

This is to accept Oracle JDK’s license. Go ahead and say ‘y’.

Start Ambari server

#]  ambari-server start

Step 4: BootStrap the Agents using the UI  and begin the deploy/start process.

Go to the web server UI at:

$AMBARI_SERVER:8080/

Login using:

admin:admin

The step below are only required if the ambari agent is being bootstrapped manually.

Step5: Install Ambari agent:

If bootstrapping the agent manually, make sure the ambari.repo file exists on all hosts.

#]  yum install -y ambari-agent

Step 6: Configure the ambari-agent

vim /etc/ambari-agent/ambari.ini

[server]

hostname=localhost

Make sure the above hostname points to the actual ambari server.

Step 7: Start the ambari-agent

#]  ambari-agent start