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Edoardo Comar edited comment on KAFKA-16369 at 3/13/24 5:50 PM: ---------------------------------------------------------------- server logs as broker only (zk mode) and broker/controller (kraft mode) when port 9092 is already bound [^server.log] [^kraft-server.log] was (Author: ecomar): server logs as broker only (zk mode) and broker/controller (kraft mode) when port 9092 is already bound [^server.log][^kraft-server.log] > Broker may not shut down when SocketServer fails to bind as Address already > in use > ---------------------------------------------------------------------------------- > > Key: KAFKA-16369 > URL: https://issues.apache.org/jira/browse/KAFKA-16369 > Project: Kafka > Issue Type: Bug > Reporter: Edoardo Comar > Priority: Major > Attachments: kraft-server.log, server.log > > > When in Zookeeper mode, if a port the broker should listen to is already bound > the KafkaException: Socket server failed to bind to localhost:9092: Address > already in use. > is thrown but the Broker continues to startup . > It correctly shuts down when in KRaft mode. > Easy to reproduce when in Zookeper mode with server.config set to listen to > localhost only > {color:#000000}listeners={color}{color:#a31515}PLAINTEXT://localhost:9092{color} > > -- This message was sent by Atlassian Jira (v8.20.10#820010)