Really anything beyond the standard posix one process many threads model. One process and no threads is how erlang does it as far as I can tell.<p>Edit: No that&#x27;s not exactly true <a href="http:&#x2F;&#x2F;stackoverflow.com&#x2F;questions&#x2F;7005759&#x2F;erlang-on-multicore-cpu" rel="nofollow">http:&#x2F;&#x2F;stackoverflow.com&#x2F;questions&#x2F;7005759&#x2F;erlang-on-multico...</a> But they do spawn a processes for each core.