Install Apache Ambari on Ubuntu 18.04 to Manage Hadoop

What is Ambari ?

Ambari is an open-source administration tool deployed on top of Hadoop clusters, and it is responsible for keeping track of the running applications and their status. Apache Ambari can be referred to as a web-based management tool that manages, monitors, and provisions the health of Hadoop clusters.

With Ambari, Hadoop operators get the following core benefits:

  • Simplified Installation, Configuration and Management.
  • Centralized Security Setup.
  • Full Visibility into Cluster Health.
  • Highly Extensible and Customizable.

For more information about Ambari, review the documentation here.

The Below picture shows how the ambari architecture: –

The Ambari Installation is pretty simple, the below section will discuss the installation steps

  • Installation of Apache Ambari is very easy. SSH to your server and become root, add Ambari repository file to /etc/apt/sources.list.d :
wget -O /etc/apt/sources.list.d/ambari.list http://public-repo-1.hortonworks.com/ambari/ubuntu16/2.x/updates/2.7.3.0/ambari.list
  • Then we have to add the ambari.list
apt-key adv --recv-keys --keyserver keyserver.ubuntu.com B9733A7A07513CAD
  • Run the update
apt-get update
  • Confirm that Ambari packages downloaded successfully by checking the package name list.
apt-cache showpkg ambari-server
apt-cache showpkg ambari-agent
apt-cache showpkg ambari-metrics-assembly

The above checking should give you the following result :-

  • Now we will install the Ambari server which will also install the above said default PostgreSQL Ambari database :
apt-get install ambari-server
  • Next part is running the command to set up the Ambari Server :
ambari-server setup

The above command will start configure Ambari to connect the database, the default database is PostgreSQL, then install JDK, and the Ambrai daemon, then the account, you could choose advance setting for database in case you want to change the database type, ambari gives you different options such as Oracle, MySQL, Microsoft and DB2, the default database username and password is

Username : Ambari
Password : bigdata

And the The Dashboard Link (https://hostname:8080/) :-

admin
admin

You can start the Ambari server by running the following command :-

To start the Ambari server: service ambari-server start
To stop the Ambari server: service ambari-server stop
restart the Ambari server: service ambari-server restart
To check the Ambari server processes: ps -ef | grep Ambari.

Cheers

Thanks

Osama Mustafa

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