One centos start multi logstash agents does not work

Elastic Stack Logstash
1

one ceontos start multi logstash agents to consumer kafka
but none works
logstash version 2.4

2

Nobody will be able to help you unless you provide additional details.

3

I solved it by change the source code of logstash myself
it's logstash's bug
thanks all the same.

4

Please help other by reporting the bug you found.