ENV:
logstash 6.2.4
kafka_2.12-2.0.0
My logstash has running several months,but it did't provide of service when I check it today! The process of logstash was still available.
The log report :
[ERROR][logstash.pipeline ] Exception in pipelineworker, the pipeline stopped processing new events, please check your filter configuration and restart Logstash. {:pipeline_id=>"main", "exception"=>"", "backtrace"=>[], :thread=>"#<Thread:0x492232f9 sleep>"}