--- old/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/oops/Oop.java 2018-01-17 11:44:05.717450141 +0900 +++ new/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/oops/Oop.java 2018-01-17 11:44:05.576447733 +0900 @@ -164,7 +164,7 @@ tty.print("null"); } else { obj.printValueOn(tty); - tty.print(" @ " + obj.getHandle()); + tty.print(" @ " + VM.getVM().getUniverse().heap().oopAddressDescription(obj.getHandle())); } }