Hadoop Installation in Ubuntu 22.04 – Step-by-step

Installing

2. 2. Downloading Hadoop

   Download Latest Apache Hadoop Stable Release

   Apache Hadoop Binary tar.gz

   Apache Hadoop Binaries.

3. 3. Extracting Hadoop

   Then Extract into /tmp
   Possibly Double-Click/Right-Click and Open with Ubuntuive Manager:

   

   Or from Shell:

   tar xvzf *hadoop*tar.gz -C /tmp

4. 4. Installing Hadoop

   And to Install Apache Hadoop
   Get SuperUser Privileges (This simply to make shorter the command’s series):

   sudo su

   If Got “User is Not in Sudoers file” then see: How to Enable sudo
   Then Switch the contents with:

   mv /tmp/hadoop* /usr/local/

   Moreover, make an hadoop symlink directory:

   ln -s /usr/local/hadoop* /usr/local/hadoop

5. 5. Setting Up Directories

   Make Hadoop Needed Directories:

   First, Make the Logs Dir:

   mkdir /usr/local/hadoop/logs

   Giving Writing Permissions:

   chmod 777 /usr/local/hadoop/logs

   Next Make the Cache Dir:

   mkdir /usr/local/hadoop/cache

   Same Writing Permissions as for Logs:

   chmod 777 /usr/local/hadoop/cache

   And then also the Temporary Dir:

   mkdir /usr/local/hadoop/tmp

   And Set the root as Owner:

   sudo chown -R root:root /usr/local/hadoop*

6. 6. Installing Java JDK

   How to Install Required Java JDK 8+ on Ubuntu

   Install Oracle JDK 8+ for Ubuntu

   Installing Java Oracle JDK 8+ on Ubuntu.

7. 7. Setting Up Variable

   Set JAVA_HOME in Hadoop Env File
   First, Make the Conf directory:

   mkdir /usr/local/hadoop/conf

   And then Make an Env file:

   nano /usr/local/hadoop/conf/hadoop-env.sh

   So now Append:

   export JAVA_HOME=/usr/lib/jvm/[oracleJdkVersion]

   Change [oracleJdkVersion] with the current Version:
   Ctrl+x to Save & Exit from nano Editor :)

   Eclipse Hadoop Integration with Free Plugin.

   Hadoop Eclipse Plugin SetUp

   SetUp Eclipse Hadoop Plugin.