well before that kicks in, if your code requires any coordination at all (not Monte Carlo) then those overheads can scale with the number of processes. so rathe

well before that kicks in, if your code requires any coordination at all (not Monte Carlo) then those overheads can scale with the number of processes. so rather than hitting an asymptote as you'd get with just Ahmdal, you actually start to go down in absolute terms as the number of processes increases.