NxM BEAM processes will give you a real boost only if you have NxM physical cores to run code in parallel. Yes, Erlang makes clusters painless, but it's still m

NxM BEAM processes will give you a real boost only if you have NxM physical cores to run code in parallel. Yes, Erlang makes clusters painless, but it's still more reasonable to use a single machine with a faster VM/native code.