VirtualBox - no screen refresh

Boris borisbsd at googlemail.com
Fri Jul 24 19:40:50 UTC 2009


Thanks all for your confirmation. I will do a few more attempts to see if I
can get anything working with VT-x.

2009/7/24 Vladimir Grebenschikov <vova at fbsd.ru>

> Hi
>
> > - 32-bit VM without VT-x ? OK for me
> > - 32-bit VM with VT-x?
>
> Looks work for me now. (rev 427)
>
> -------- Исходное сообщение --------
> От: Boris <borisbsd at googlemail.com>
> Кому: freebsd-emulation <freebsd-emulation at freebsd.org>
> Тема: Re: VirtualBox - no screen refresh
> Дата: Fri, 24 Jul 2009 19:51:53 +0100
>
> I built the world and recompiled with revision 430 and I can start 32-bit
> VM
> without VT-x selected. I do not have a system crash anymore.
>
> I still cannot start 32-bit nor 64-bit VM while VT-x is checked. I got an
> error message. I have read it's not supported and the opposite throughout
> different threads.
>
> Can anybody confirm what is really supported at the moment?
>
> - 32-bit VM without VT-x ? OK for me
> - 32-bit VM with VT-x?
> - 64-bit VM with VT-x ?
>
> Thanks,
>
> Boris
>
> On Mon, Jul 20, 2009 at 10:54 PM, Boris <borisbsd at googlemail.com> wrote:
>
> > No luck for me. I have recompiled my kernel with the latest from CVS (I
> > noticed the pmap.c version 1.665 previous I used was 1.664).
> > I recompiled virtualbox rev427 as well.
> >
> > VirtualBox starts but whenever I launch a VM the system crashes just
> after
> > hitting the start button, with and without VT-x enabled.
> >
> > Worse thing is the memory dump does not complete so I have got no trace
> to
> > analyse.
> >
> > Vladimir,
> >
> > Could you confirm a few things for me please?
> >
> > - did you upgrade from 7.2 to 8-CURRENT? or did you do a fresh install
> from
> > snapshot?
> >
> > - I am using a customer kernel, I noticed you do it as well. Could you
> post
> > a diff -ruN GENERIC VBOOK for me please?
> >
> > Thanks,
> >
> > Boris
> >
> >
> > On Mon, Jul 20, 2009 at 9:33 PM, Nenhum_de_Nos <matheus at eternamente.info
> >wrote:
> >
> >>
> >> On Mon, July 20, 2009 14:47, Vladimir Grebenschikov wrote:
> >> > Hi
> >> >
> >> >> I got Revision 427 compiled on amd64 unfortunately it crashes at the
> >> >> time of
> >> >> launching any VM. I have provided some details to Beat and pointed at
> >> >> this
> >> >> thread as the issue looked similar to Vladimir's one when reading the
> >> >> core.txt file produced after the system crash.
> >> >
> >> > It does not crash any more with very recent kernel.
> >> > So, probably you may do another try.
> >>
> >> I have here:
> >> $ uname -a
> >> FreeBSD xxx 7.2-STABLE FreeBSD 7.2-STABLE #1: Wed Jun 17 15:30:47 BRT
> 2009
> >>    root at xxx:/usr/obj/usr/src/sys/xxx  amd64
> >>
> >> and got to boot debian 5 amd64 cd and right now I'm quite at the end of
> >> the install. this is just possible using just one cpu. when tried using
> >> two cpu's, somewhere before disk selection it dies.
> >>
> >> my goal is to run a linux amd64 with as much cores I can (goal is all 4)
> >> running folding at home (cpu intense app).
> >>
> >> I read about 3.0 lets us use VT-x and run multicore ok, anyone tested
> this
> >> ?
> >>
> >> thanks and great work on vbox and freebsd !! the port compiles fine in
> >> here. I just recompiled vbox. would be a good idea to recompile all ?
> >>
> >> matheus
> >>
> >> > Only issue I have - no screen refresh, and it kills whole thing for
> me.
> >> >
> >> >> Let's see what comes back from Beat and the folks porting the port to
> >> >> FreeBSD.
> >> >>
> >> >> Boris
> >> >
> >> > --
> >> > Vladimir B. Grebenschikov
> >> > vova at fbsd.ru
> >> >
> >>
> >>
> >> --
> >> We will call you cygnus,
> >> The God of balance you shall be
> >>
> >> A: Because it messes up the order in which people normally read text.
> >> Q: Why is top-posting such a bad thing?
> >>
> >> http://en.wikipedia.org/wiki/Posting_style
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> >>
> >
> >
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> --
> Vladimir B. Grebenschikov
> vova at fbsd.ru
>


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