JMX: Port Already in Use

bash

Error: JMX connector server communication error: service:jmx:rmi://foobar-kafka-broker-0:5555
jdk.internal.agent.AgentConfigurationError: java.rmi.server.ExportException: Port already in use: 5555; nested exception is:
        java.net.BindException: Address already in use
        at jdk.management.agent/sun.management.jmxremote.ConnectorBootstrap.exportMBeanServer(ConnectorBootstrap.java:843)
        at jdk.management.agent/sun.management.jmxremote.ConnectorBootstrap.startRemoteConnectorServer(ConnectorBootstrap.java:480)
        at jdk.management.agent/jdk.internal.agent.Agent.startAgent(Agent.java:447)
        at jdk.management.agent/jdk.internal.agent.Agent.startAgent(Agent.java:599)
Caused by: java.rmi.server.ExportException: Port already in use: 5555; nested exception is:
        java.net.BindException: Address already in use
        at java.rmi/sun.rmi.transport.tcp.TCPTransport.listen(TCPTransport.java:346)
        at java.rmi/sun.rmi.transport.tcp.TCPTransport.exportObject(TCPTransport.java:243)
        at java.rmi/sun.rmi.transport.tcp.TCPEndpoint.exportObject(TCPEndpoint.java:415)
        at java.rmi/sun.rmi.transport.LiveRef.exportObject(LiveRef.java:147)
        at java.rmi/sun.rmi.server.UnicastServerRef.exportObject(UnicastServerRef.java:235)
        at jdk.management.agent/sun.management.jmxremote.ConnectorBootstrap$PermanentExporter.exportObject(ConnectorBootstrap.java:205)
        at java.management.rmi/javax.management.remote.rmi.RMIJRMPServerImpl.export(RMIJRMPServerImpl.java:153)
        at java.management.rmi/javax.management.remote.rmi.RMIJRMPServerImpl.export(RMIJRMPServerImpl.java:138)
        at java.management.rmi/javax.management.remote.rmi.RMIConnectorServer.start(RMIConnectorServer.java:453)
        at jdk.management.agent/sun.management.jmxremote.ConnectorBootstrap.exportMBeanServer(ConnectorBootstrap.java:839)
        ... 3 more
Caused by: java.net.BindException: Address already in use
        at java.base/sun.nio.ch.Net.bind0(Native Method)
        at java.base/sun.nio.ch.Net.bind(Net.java:555)
        at java.base/sun.nio.ch.Net.bind(Net.java:544)
        at java.base/sun.nio.ch.NioSocketImpl.bind(NioSocketImpl.java:648)
        at java.base/java.net.ServerSocket.bind(ServerSocket.java:388)
        at java.base/java.net.ServerSocket.<init>(ServerSocket.java:274)
        at java.base/java.net.ServerSocket.<init>(ServerSocket.java:167)
        at java.rmi/sun.rmi.transport.tcp.TCPDirectSocketFactory.createServerSocket(TCPDirectSocketFactory.java:45)
        at java.rmi/sun.rmi.transport.tcp.TCPEndpoint.newServerSocket(TCPEndpoint.java:673)
        at java.rmi/sun.rmi.transport.tcp.TCPTransport.listen(TCPTransport.java:335)
        ... 12 more

Solution

Export jmx_port before run command

bash

export JMX_PORT=23333

bash

kafka-topics.sh --bootstrap-server localhost:9092 --list

JMX: Port Already in Use ​

Solution ​

JMX: Port Already in Use

Solution