install python-software-properties : apt-get install python-software-properties install a non official repository Oracle Java : echo “deb http://ppa.launchpad.net/webupd8team/java/ubuntu precise main” | tee /etc/apt/sources.list.d/webupd8team-java.list echo “deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu precise main” | tee -a /etc/apt/sources.list.d/webupd8team-java.list apt-key adv –keyserver hkp://keyserver.ubuntu.com:80 –recv-keys EEA14886 apt-get update install Oracle JDK 7 apt-get install oracle-java7-installer Download and install the Elasticsearch Public Signing Key wget […]