It is important to make sure that the cluster is working fine and the user can perform file operations on the cluster.
Log in to any of the nodes in the cluster. It's best to use the edge node, as stated in Chapter 1, Hadoop Architecture and Deployment, and switch to user
Create a simple text file named
file1.txt using any of your favorite text editors, and write some content in it.
client1.cluster1.comedge node and switch to the
file1.txtfile to HDFS, as shown in the following screenshot: