Hadoop stack (Installation) - redhat

Download hadroop from http://www.cloudera.com/hadoop

Prerequisites
1) JDK1.6 update 8 or newer

Download and install the “bootstrap” RPM
$ sudo -s
$ wget http://archive.cloudera.com/redhat/cdh/cdh3-repository-1.0-1.noarch.rpm
$ rpm -ivh cdh3-repository-1.0-1.noarch.rpm

Import Cloudera's RPM signing key
$ rpm --import \
http://archive.cloudera.com/redhat/cdh/RPM-GPG-KEY-cloudera

Install the pseudo-distributed RPM package and it dependencies: Pig, Hive, and Snappy
$ yum install hadoop-0.20-conf-pseudo hadoop-0.20-native \
hadoop-pig hadoop-hive