비교 :
https://www.tecmint.com/best-linux-log-monitoring-and-management-tools/?utm_content=buffere3104&utm_medium=social&utm_source=facebook.com&utm_campaign=buffer
http://www.graylog2.org/
http://www.splunk.com/
http://blog.naver.com/joycestudy?Redirect=Log&logNo=100113154364
http://www.piwik.org
http://logstash.net/
https://logentries.com/
https://papertrailapp.com/
Flume
아파치 플룸을 통한 로그
수집
http://mimul.com/pebble/default/2012/02/10/1328851289297.html
http://www.elasticsearch.org/overview/kibana/
CLI