There is no parallelism, the runtime doesn't offer any. The best you can do is fork(). But there is an effort ongoing for a few years now, multicore-ocaml, whic

There is no parallelism, the runtime doesn't offer any. The best you can do is fork(). But there is an effort ongoing for a few years now, multicore-ocaml, which will be available mainstream when it's Ready(no ETA).