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Date:      Fri, 24 Jul 2009 15:50:23 -0300
From:      Nenhum_de_Nos <matheus@eternamente.info>
To:        freebsd-emulation@freebsd.org
Subject:   Re: VirtualBox - no screen refresh
Message-ID:  <20090724155023.de4d5f7b.matheus@eternamente.info>
In-Reply-To: <303711a7f2bf0541214dc7fe3af1c13d.squirrel@cygnus.homeunix.com>
References:  <1247175832.1455.36.camel@zero.mshome.net> <1247471193.1664.129.camel@localhost> <1247480074.1664.140.camel@localhost> <1247602161.2105.14.camel@localhost> <301c9e6c36d74e0c66ee5731638691d1.squirrel@webmail.itac.at> <1247658678.5135.6.camel@localhost> <1248092972.1756.7.camel@localhost> <90e3c9587dbba03b2b7d253fa26adca1.squirrel@cygnus.homeunix.com> <e261179f0907201029t47842110h6ca2eb09875e5230@mail.gmail.com> <1248112074.1756.39.camel@localhost> <0eef4f4e9462e4fc86429b96ee215a37.squirrel@cygnus.homeunix.com> <bc8442e7f295767d21665fb5d798fae3.squirrel@webmail.itac.at> <7c7b93e9fb1b7b656639da0fe80a4d09.squirrel@cygnus.homeunix.com> <8411b09a217baaea0f80f492684f88de.squirrel@cygnus.homeunix.com> <0d181f1802a7045b84651c655f4b2c4b.squirrel@webmail.itac.at> <303711a7f2bf0541214dc7fe3af1c13d.squirrel@cygnus.homeunix.com>

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On Fri, 24 Jul 2009 08:52:58 -0300 (BRT)
"Nenhum_de_Nos" <matheus@eternamente.info> wrote:

>=20
> On Thu, July 23, 2009 03:14, Bernhard Fr=F6hlich wrote:
> > On Thu, July 23, 2009 2:02 am, Nenhum_de_Nos wrote:
> >>
> >> On Wed, July 22, 2009 20:15, Nenhum_de_Nos wrote:
> >>>
> >>> On Tue, July 21, 2009 05:58, Bernhard Fr=F6hlich wrote:
> >>>> On Mon, July 20, 2009 10:33 pm, Nenhum_de_Nos 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 B=
RT
> >>>>> 2009
> >>>>>     root@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.
> >>>>
> >>>> Did the install finish successfully or did the vm crash? Because with
> >>>> 7.2-RELEASE/amd64 i have spotted a problem which crashes the VM after
> >>>> a
> >>>> few minutes with I/O activity. I couldn't fully install Arch Linux n=
or
> >>>> Windows7 yet.
> >>>
> >>> I got it running here. tested the last svn rev today. i got so much
> >>> happy
> >>> I installed debian and got both cpu to full load. a while after I
> >>> looked
> >>> and my box was frozen :(
> >>>
> >>> so now on small steps. I have now two cpu and VT-x enabled. it looks
> >>> good
> >>> so far. but I know when I fire folding at home, using both cpu is no
> >>> good
> >>> anymore.
> >>> I'll let it this way for a while to see if it freezes, and then will
> >>> try
> >>> one cpu and full load.
> >>>
> >>> this is work, so I'll try to reproduce this at home, using 8-beta and
> >>> post
> >>> here.
> >>>
> >>> thanks,
> >>
> >> slight change of plans. I did run the single core test first. 40 minut=
es
> >> full load and ok.
> >>
> >> I'll run both cores and a single core full load to see.
> >>
> >
> > Sounds good so far. Could you please also try to copy something in the =
VM
> > around? Would be interesting if that causes the crash.
> >
> >
> > Thanks!
>=20
> hail,
>=20
> since that day, this box is running Folding at Home in its single core
> client (the one that freebsd has also) and is ok. I have a two core vm,
> running amd64 Debian and jut one cpu is full load.
>=20
> I tried to reproduce this at home, but no luck though. Same Core 2 Duo
> E6750, but this time 8-BETA2 and Zotac nVidia based motherboard. This will
> only work in 7.2 amd64 ?
>=20
> by moving things around, dd if=3D/dev/zero of=3Dany_file suffice ? I got =
it
> writing about 380MB. My virtual disk is small, so I can go as high as
> 600MB.
>=20
> so here, just the folding smp client makes my pc crash.
> single_core+vm+vt+amd64 is fine.
>=20
> thanks,
>=20
> matheus

a bit more on info. running two single cores fah also makes no freeze.
just appears wierd in top:
1983 matheus      15  44    0   632M   544M ucond   0   0:00 135.25% Virtua=
lBox

but thats ok :)

performance is good, not sure when two running, but one was s fast as real =
machine.

next step for me is see performance in smp mode and make it not freeze pc :)

thanks,

matheus

--=20
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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