advancedJVM Internals & Memory

Java heap is stable, but overall process memory keeps growing. Why?

Tests whether you know to look past the heap entirely — direct ByteBuffers, Netty off-heap memory, or JNI leaks.

Ready to master this question?

Generate a complete walkthrough — background, the full answer in plain language, a working code example explained line by line, a real-world scenario, common mistakes, and how this same question gets asked in different ways.

Sign in to generate a response

Next Step

Continue to What is the difference between java.io and java.nio? What does NIO's non-blocking, buffer-based model actually change?← Back to all Core Java questions