Java JMX inspection via visualvm or jconsole for a pod inside kubernetes

gistfile1.txt

#to be able to view the java jmx internals of an application running in kubernetes as a pod

# set the below environment value in the pod definition
_JAVA_OPTIONS="-Dcom.sun.management.jmxremote
  -Dcom.sun.management.jmxremote.authenticate=false
  -Dcom.sun.management.jmxremote.ssl=false
  -Dcom.sun.management.jmxremote.local.only=false
  -Dcom.sun.management.jmxremote.port=5000
  -Dcom.sun.management.jmxremote.rmi.port=5000
  -Djava.rmi.server.hostname=127.0.0.1"

#portforward
kubectl port-forward "your-app-pod" 5000

#inspect via jconsole/visualvm
jconsole localhost:5000

or visualvm -> jmx -> remotehost: localhost:5000