Multiple output in logstash config, pls help!

Elastic Stack Logstash
7

Wow!, just check the filebeat log, it showed:

2016-11-21T20:59:18+08:00 INFO No non-zero metrics in the last 30s
2016-11-21T20:59:48+08:00 INFO No non-zero metrics in the last 30s
2016-11-21T21:00:18+08:00 INFO No non-zero metrics in the last 30s
2016-11-21T21:00:48+08:00 INFO No non-zero metrics in the last 30s
2016-11-21T21:01:18+08:00 INFO No non-zero metrics in the last 30s
2016-11-21T21:01:48+08:00 INFO No non-zero metrics in the last 30s
2016-11-21T21:02:18+08:00 INFO No non-zero metrics in the last 30s
2016-11-21T21:02:48+08:00 INFO No non-zero metrics in the last 30s
2016-11-21T21:03:18+08:00 INFO No non-zero metrics in the last 30s