No. A bigger heap means more work for a memory manager. If you just give it more memory, but your app doesn't use it, no harm done. Honestly Java in 2021 can h

No. A bigger heap means more work for a memory manager. If you just give it more memory, but your app doesn't use it, no harm done. Honestly Java in 2021 can handle huge heaps pretty well. Not sure which GC they are running.