Testing Your Hadoop Installation

You will now test the Hadoop installation in center machine by uploading some data from local machine.

• Git clone “hadoop-admin” file

sudo yum install git -y
git clone https://github.com/datacouch16/hadoop-admin.git

• Upload hadoop-admin/data/sherlock.txt / in HDFS.

cd hadoop-admin/data
hdfs dfs -mkdir data/
hdfs dfs -put sherlock.txt data/

• Verify that the file is now in HDFS.

In Cloudera Manager choose Clusters > HDFS. Then click on File Browser.

Browse into tmp and confirm that sherlock.txt appears.

hdfs dfs -ls data/