An excellent Guide for Ubuntu 14.04 is at https://www.digitalocean.com/community/tutorials/how-to-install-elasticsearch-logstash-and-kibana-elk-stack-on-ubuntu-14-04
TopBeat -
PacketBeat - https://z0z0.me/monitor-your-servers-with-elasticsearch-2-x-and-beats-and-display-it-in-kibana/