More common than you think and a good way to do it. In a hard-real time environment where you need strong guaranties provably overshooting is a sane strategy. F

More common than you think and a good way to do it. In a hard-real time environment where you need strong guaranties provably overshooting is a sane strategy. Freeing is not free. Missiles are extreme because they never will be reused but you can do the same at the process level. You just give the process more than it will need during its lifetime and don't bother with memory management.