Installing a multi-node Hadoop cluster

Now that we are comfortable with a single-node Hadoop installation, it's time to learn about a multi-node Hadoop installation.

Getting ready

In the previous recipe, we used a single Ubuntu machine for installation; in this recipe, we will be using three Ubuntu machines. If you are an individual trying to install Hadoop for your own purposes and you don't have three machines to try this recipe, I would suggest that you get three AWS EC2 Ubuntu machines. I am using the t2.small type of EC2 instances. For more information on this, go to https://aws.amazon.com/ec2/.

Apart from this, I've also performed the following configurations on all the EC2 instances that I have been using:

  1. Create an AWS security group to allow ...

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