When running jvmtop, I get the error, presumably because jvmtop is trying to start another management server, and is using the port specified in the com.sun.management.jmxremote.port property, which is already used:
Error: Exception thrown by the agent : java.rmi.server.ExportException: Port already in use: 9010; nested exception is:
java.net.BindException: Address already in use (Bind failed)
sun.management.AgentConfigurationError: java.rmi.server.ExportException: Port already in use: 9010; nested exception is:
java.net.BindException: Address already in use (Bind failed)
at sun.management.jmxremote.ConnectorBootstrap.startRemoteConnectorServer(ConnectorBootstrap.java:480)
at sun.management.Agent.startAgent(Agent.java:262)
at sun.management.Agent.startAgent(Agent.java:452)
Caused by: java.rmi.server.ExportException: Port already in use: 9010; nested exception is:
java.net.BindException: Address already in use (Bind failed)
at sun.rmi.transport.tcp.TCPTransport.listen(TCPTransport.java:346)
at sun.rmi.transport.tcp.TCPTransport.exportObject(TCPTransport.java:254)
at sun.rmi.transport.tcp.TCPEndpoint.exportObject(TCPEndpoint.java:411)
at sun.rmi.transport.LiveRef.exportObject(LiveRef.java:147)
at sun.rmi.server.UnicastServerRef.exportObject(UnicastServerRef.java:236)
at sun.rmi.registry.RegistryImpl.setup(RegistryImpl.java:213)
at sun.rmi.registry.RegistryImpl.<init>(RegistryImpl.java:173)
at sun.management.jmxremote.SingleEntryRegistry.<init>(SingleEntryRegistry.java:49)
at sun.management.jmxremote.ConnectorBootstrap.exportMBeanServer(ConnectorBootstrap.java:816)
at sun.management.jmxremote.ConnectorBootstrap.startRemoteConnectorServer(ConnectorBootstrap.java:468)
... 2 more
Caused by: java.net.BindException: Address already in use (Bind failed)
at java.net.PlainSocketImpl.socketBind(Native Method)
at java.net.AbstractPlainSocketImpl.bind(AbstractPlainSocketImpl.java:387)
at java.net.ServerSocket.bind(ServerSocket.java:375)
at java.net.ServerSocket.<init>(ServerSocket.java:237)
at java.net.ServerSocket.<init>(ServerSocket.java:128)
at sun.rmi.transport.proxy.RMIDirectSocketFactory.createServerSocket(RMIDirectSocketFactory.java:45)
at sun.rmi.transport.proxy.RMIMasterSocketFactory.createServerSocket(RMIMasterSocketFactory.java:345)
at sun.rmi.transport.tcp.TCPEndpoint.newServerSocket(TCPEndpoint.java:666)
at sun.rmi.transport.tcp.TCPTransport.listen(TCPTransport.java:335)
... 11 more
Java version:
java -version
openjdk version "1.8.0_181"
OpenJDK Runtime Environment (build 1.8.0_181-8u181-b13-2~deb9u1-b13)
OpenJDK 64-Bit Server VM (build 25.181-b13, mixed mode)
My VM is started with the following parameters, to provide JMX access:
When running jvmtop, I get the error, presumably because jvmtop is trying to start another management server, and is using the port specified in the
com.sun.management.jmxremote.port
property, which is already used:Java version: