Using Logstash 7.12.1 and Kafka input option,
Logstash does not automatically do DNS lookup when Kafka cluster has been restarted.
[org.apache.kafka.clients.NetworkClient][main][kafka_test] [Consumer clientId=******.local-0, groupId=logstash] Connection to node 0
It keeps printing this log .... It seems Logstash is not trying to do DNS lookup again after bootstrapping, is it intended behavior? Or fixed in the latest version?