Can jconsole data be retrieved from the command line?

jconsole just provides a wrapper around the JMX MBeans that are in the platform MBeanServer. You can write a program to connect to your VM using the Attach API which would then query the MBeans. Or you can expose the platform MBeanServer over RMI and query the MBeans that way. See the java.lang.management package for … Read more

How to connect to a java program on localhost jvm using JMX?

We use something like the following to programatically connect to our JMX servers. You should run your server with something like the following arguments: -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.port=1234 -Dcom.sun.management.jmxremote.ssl=false To bind to a particular address you’ll need to add the following VM arguments: -Djava.rmi.server.hostname=A.B.C.D Then you can connect to your server using JMX client code like … Read more

Remote JMX connection

Had it been on Linux the problem would be that localhost is the loopback interface, you need to application to bind to your network interface. You can use the netstat to confirm that it is not bound to the expected network interface. You can make this work by invoking the program with the system parameter … Read more

How to activate JMX on my JVM for access with jconsole?

The relevant documentation can be found here: http://java.sun.com/javase/6/docs/technotes/guides/management/agent.html Start your program with following parameters: -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=9010 -Dcom.sun.management.jmxremote.rmi.port=9010 -Dcom.sun.management.jmxremote.local.only=false -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false For instance like this: java -Dcom.sun.management.jmxremote \ -Dcom.sun.management.jmxremote.port=9010 \ -Dcom.sun.management.jmxremote.local.only=false \ -Dcom.sun.management.jmxremote.authenticate=false \ -Dcom.sun.management.jmxremote.ssl=false \ -jar Notepad.jar -Dcom.sun.management.jmxremote.local.only=false is not necessarily required but without it, it doesn’t work on Ubuntu. The error would be something … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)