From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Sun, 28 Aug 2005 14:18:49 -0400
From: Latchesar Ionkov <lucho@gmx.net>
To: Fans of the OS Plan 9 from Bell Labs <9fans@cse.psu.edu>
Subject: Re: [9fans] Xen for Windows(Was:vmware 5.0)
Message-ID: <20050828181849.GA17650@ionkov.net>
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Another good thing about VMs is that you can migrate them to another serv=
er
if you want to service the one that they are running on...

Thanks,
	Lucho

On Sun, Aug 28, 2005 at 08:04:34AM -0400, Brantley Coile said:
> i too am both curious as to the motivations for VM and completely open
> minded with no preconceived notions about VM. except my aversion to
> hype.  but hype is independent from the quality of an idea.
>=20
> i was asking Friday here at work, what are the modivations behind VM?
> the only answers that were offered were variations on the ability to
> rent someone a machine that has root access without having as many
> machines are renters.  the earliest VM i know of is VM/CMS, from IBM,
> which is still used today.  its purpose was to provide early
> timesharing, and was also used to debug MVS.  so those are two
> motivation, although Xen can't be used for debugging OSes since it's a
> paravirtual machine.  i don't think VMware would be too good either
> because it rewrites parts of your code.  maybe that's not a problem in
> practice.
>=20
> maybe Ron can give us insight into the motivations for using VM.

> To: 9fans@cse.psu.edu
> Subject: Re: [9fans] Xen for Windows(Was:vmware 5.0)
> Date: Sun, 28 Aug 2005 10:22:55 +0900
> From: kokamoto@hera.eonet.ne.jp
>=20
> Last night I must have been too sleepy.   I can't read my own
> posting this morning.=E2=98=BA  Then, I'll try once more.
>=20
> > if you just want to run only Plan9.
>=20
> Actually, I never understand such kind of attempts.
> What is the merit to use mutiple OSs on a machine?
> >From a bad humor sense, I can realize it only for saving
> power...
>=20
> Once, I thought it'd be nice if I could use Xen for Linux and Plan 9
> web server to use UTF-8 encoded our page.   However, I realized
> it not so essential after that.  Now, I'm thinking like this: if I need=
=20
> Windows, let's have a machine for it. If I need Plan 9 let's have=20
> three machine for it, etc.   Machines are cheeper these days,=20
> so it must be only for saving power for mother earth.=E2=98=BA
>=20
> Better?
>=20
> I'm not offending the one machine model for Plan 9 from the
> view point of more convenience to more people.   However, I think=20
> Geoff's effort should be payed more attention by more Plan 9ers.
>=20
> Ken ji