ELK
This document uses to record ELK Arch
logstash(shipper) -> redis/rabbitmq -> logstash(indexer) -> es cluster -> kibana (ELK)
logstash(shipper) -> kafka+zk -> logstash(indexer) -> es cluster -> kibana (ELK)
logstash/filebat -> kafka+zk -> logstash(indexer) -> es cluster -> kibana ?
fluentd -> kafka+zoo -> fluentd ->es clsuter -> kibana EFK