heap delta: 1600000, {class java. lang. Integer} size = 16 bytes The 16-byte result is a little worse than I expected because an int value can fit into just 4 extra bytes.

Community driven content discussing all aspects of software development from DevOps to design patterns. I don’t know anyone who likes investigating a Java heap dump. They can be massive — literally ...

Note that Java Tip 130’s Sizeof class requires a quiescent JVM (so that the heap activity is only due to object allocations and garbage collections requested by the measuring thread) and ...