• Make sure the folder you installed Plumbr (PLUMBR_HOME) does not contain spaces.
• Start the IBM WebSphere server and run the Administrative Console
• In the Administration Console open Servers » Application Servers and select the server your wish to attach Plumbr to.
• Select Java and Process Management» Process Definition
• Select Java Virtual Machine
• Insert the following line into Generic JVM arguments:

-javaagent:PLUMBR_HOME/plumbr.jar

• Press OK, when asked, Save the master configuration and restart the server

When everything went smoothly, you will see the following banner in the restarted JVM standard output and a new JVM appears in https://app.plumbr.io.

************************************************************
* Plumbr (15.01.4138) is attached.                         *
*                                                          *
* Plumbr agent is connected to the Plumbr Server.          *
* Open up https://app.plumbr.io to follow its progress. *
************************************************************