From: "M. Edward (Ed) Borasky" <znmeb@...>
Date: 2006-11-11T12:58:38+09:00
Subject: Re: Book wanted: Metaprogramming in Ruby

Ola Bini wrote:
> Phil Tomson wrote:
>> On 11/9/06, M. Edward (Ed) Borasky <znmeb@cesmail.net> wrote:
>>> Kero wrote:
>>> > A wrapper around sys V has been done by others, too; mix in a bit 
>>> of dRb and
>>> > I think you're rolling (except when you want Erlang-level of 
>>> performance).
>>> >
>>> As a matter of fact, that's exactly what I want! Erlang or Termite
>>> Scheme lightweight processes, thousands of them, on thousands of nodes!
>>>
>>
>> So how are Erlang lightweight processes implemented?  I thought that
>> there would be a 1:1 correspondence between Erlang processes and
>> processes on the OS, but apparently Erlang handles it's own processes
>> (?)  if that's the case how do they take advantage of multiple
>> processors?
>>
>> Phil
>>
>>
>
> Erlang processes are usually implemented with M:N-threading.
>
I haven't been able to dig into the core of Erlang, but the 
Gambit/Termite Scheme implementation is very simple, well-documented and 
easy to understand (assuming you know Scheme syntax and semantics, which 
are also simple, well-documented and easy to understand.)