> I have a good understanding of the high level abstraction of OCaml.
> I'd like to know more details about the internal work and
> manipulation of the OCaml virtual machine, which runs a bytecode
> applications: thread scheduling, code interpreter and execution,
> etc.

I'm afraid your only option is to read the source code.  If you have
specific questions, please send them to caml@inria.fr and we'll try to
answer them.

- Xavier Leroy