Describe the bug
Applications running on OpenJ9 JDK 8 have duplicate pid in application name. See attached screenshot.

To Reproduce

1. install OpenJ9 JDK 8
2. run application on OpenJ9 and enable JMX, so that it can be monitored from VisualVM
3. add local JMX connection for above application
4. restart VisualVM
5. after restart, application have two pids in its name