Looks like it’s complicated. It preallocates memory on the heap, but on Linux this would be virtual memory whose pages have to loaded later. Also more memory wi

Looks like it’s complicated. It preallocates memory on the heap, but on Linux this would be virtual memory whose pages have to loaded later. Also more memory will have be requested if the initial amount is insufficient. And this doesn’t include any stack or swap resources the JVM might use.