elasticsearch https://www.elastic.co/guide/en/elasticsearch/reference/current/rpm.html
logstash https://www.elastic.co/guide/en/logstash/6.3/installing-logstash.html
kibana https://www.elastic.co/guide/en/kibana/6.3/rpm.html
https://www.elastic.co/guide/en/elastic-stack/current/installing-elastic-stack.html