sudo -u logstash /usr/share/logstash/bin/logstash --path.settings /etc/logstash -t
Sending Logstash logs to /var/log/logstash which is now configured via log4j2.properties
[2019-02-03T11:55:15,766][FATAL][logstash.runner ] The given configuration is invalid. Reason: The setting
congestion_threshold in plugin
beats is obsolete and is no longer available. This option is obsolete since congestion control is done automatically If you have any questions about this, you are invited to visit https://discuss.elastic.co/c/logstash and ask.
[2019-02-03T11:55:15,811][ERROR][org.logstash.Logstash ] java.lang.IllegalStateException: Logstash stopped processing because of an error: (SystemExit) ex