From mboxrd@z Thu Jan  1 00:00:00 1970
From: mutiny.mutiny@india.com (Donald ODona)
Date: Fri, 2 Mar 2018 09:10:30 +0000 (UTC)
Subject: [TUHS] new paper comparing Unix kernel designs
In-Reply-To: <CMM.0.96.0.1519946898.beebe@gamma.math.utah.edu>
References: <CMM.0.96.0.1519946898.beebe@gamma.math.utah.edu>
Message-ID: <107018897.53043.1519981830149.JavaMail.tomcat@india-live-be02>

macos uses a (far flung mach derived) osf kernel, which is a hybrid and not a microkernel. Additionally macos utilize other bsd kernel functionality.

At 1 Mar 2018 23:29:36 +0000 (+00:00) from "Nelson H. F. Beebe" <beebe at math.utah.edu>:
> A new paper comparing Unix kernel designs was published earlier today:
> >> ... FreeBSD implements a
> >> traditional compact monolithic Unix kernel, whereas Mac OS builds the
> >> BSD Unix functionality on top of the Mach microkernel. The authors
> >> provide an in-depth technical investigation of both approaches.