JIT means Just-in-Time. In this context for native compilation just in time before execution. Production JITs are usually indeed self-tuning. But this self-tuni

JIT means Just-in-Time. In this context for native compilation just in time before execution. Production JITs are usually indeed self-tuning. But this self-tuning has nothing to do with memory allocation or garbage collection. JITs can allocate memory manually, many JITs don't have garbage collection at all.