2. Install the Hadoop Packages

Execute the following command on all cluster nodes.

For RHEL/CentOS/Oracle Linux:
yum install hadoop hadoop-hdfs hadoop-libhdfs hadoop-yarn hadoop-mapreduce hadoop-client openssl
For SLES:
zypper install hadoop hadoop-hdfs hadoop-libhdfs hadoop-yarn hadoop- mapreduce hadoop-client openssl
For Ubuntu/Debian:
apt-get install hadoop hadoop-hdfs libhdfs0 hadoop-yarn hadoop-mapreduce hadoop-client openssl