From mboxrd@z Thu Jan  1 00:00:00 1970
From: paul.winalski@gmail.com (Paul Winalski)
Date: Mon, 20 Nov 2017 14:07:27 -0500
Subject: [TUHS] UNIX on S/370
In-Reply-To: <20171120160504.3C46B18C091@mercury.lcs.mit.edu>
References: <20171120160504.3C46B18C091@mercury.lcs.mit.edu>
Message-ID: <CABH=_VTE3aPE=+i_W9m9bNjWUGDaVBa==dqBQ6DVFtN1xYDjBg@mail.gmail.com>

On 11/20/17, Noel Chiappa <jnc at mercury.lcs.mit.edu> wrote:
>
> Maybe this is my lack of knowledge of VM showing, but how did having VM
> help
> you over running on the bare hardware?

It would mean that you wouldn't have to implement machine check
support and other hardware error handling.  The VM hypervisor would do
that for you.  It would also let you run multiple versions of UNIX
simultaneously.  Very convenient if you're doing kernel or driver
development.

-Paul W.