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To: pgiffuni@fps.biblos.unal.edu.co
cc: questions@freebsd.org
Subject: Re: Mach3 & 4 
In-reply-to: Your message of "Sat, 26 Oct 1996 22:23:08 PDT."
             <3272F1BC.5AD9@fps.biblos.unal.edu.co> 
From: David Greenman <dg@root.com>
Reply-To: dg@root.com
Date: Sun, 27 Oct 1996 00:01:35 -0700
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>I am curious about some aspects of the fbsd kernel: what is the release
>of CMU´s Mach used?

   None. FreeBSD is not based on Mach.

> Can Mach 4 be used? What are the advantages of
>upgrading it in relation to the 4.4 BSD Lite?
>An even more ignorant question: What is a Microkernel?

   I think you're confusing the "Lites" 4.4BSD-lite based Mach single-server
(which runs on top of Mach) with FreeBSD. FreeBSD is not a microkernel and
in general has nothing to do with Mach.

-DG

David Greenman
Core-team/Principal Architect, The FreeBSD Project