Date: Mon, 12 Dec 2016 11:39:51 +0100 From: "Hoyer-Reuther, Christian" <Christian.Hoyer-Reuther@cac-chem.de> To: =?iso-8859-1?Q?Roger_Pau_Monn=E9?= <roger.pau@citrix.com>, "h@dhcp-3-221.uk.xensource.com" <h@dhcp-3-221.uk.xensource.com> Cc: "freebsd-xen@freebsd.org" <freebsd-xen@freebsd.org>, "owner-freebsd-xen@freebsd.org" <owner-freebsd-xen@freebsd.org> Subject: Re: 11-RELEASE and live migration Message-ID: <41E487BC91654544B2B8F31096F2D9D4D1B060AA3E@ex1> In-Reply-To: <20161212103148.5prkggi3ix4zoxyv@dhcp-3-221.uk.xensource.com> References: <001f01d250a6$05ca4160$115ec420$@ezwind.net> <a8486e84c86c73ae1a7d68a06d969671@ultra-secure.de> <003501d250af$032dd580$09898080$@ezwind.net> <41E487BC91654544B2B8F31096F2D9D4D1B060A925@ex1> <20161212103148.5prkggi3ix4zoxyv@dhcp-3-221.uk.xensource.com>
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Hello,
I cannot select the source host as destination when I migrate from XenCente=
r.
All 3 hosts use the same hardware. Disk backend for all VMs is iSCSI.
Regards,
Christian
> -----Urspr=FCngliche Nachricht-----
> Von: Roger Pau Monn=E9 [mailto:roger.pau@citrix.com]
> Gesendet: Montag, 12. Dezember 2016 11:32
> An: Hoyer-Reuther, Christian; h@dhcp-3-221.uk.xensource.com
> Cc: freebsd-xen@freebsd.org; owner-freebsd-xen@freebsd.org
> Betreff: Re: 11-RELEASE and live migration
>=20
> On Thu, Dec 08, 2016 at 10:33:37AM +0100, Hoyer-Reuther, Christian wrote:
> > I did some tests and I see the problem too.
> >
> > XenServer 6.5 SP1 with almost all patches (3 hosts in pool), FreeBSD 11=
.0-
> RELEASE-p2, xe-guest-utilities-6.2.0_2 installed via pkg.
> >
> > First migration from host 3 to host 1 is ok.
> >
> > Some seconds later I start a new migration from host 1 to host 2 and wh=
en
> migration finishes (as seen in XenCenter) then the VM switches to the
> VGABios screen ("Plex86/Bochs VGABios (PCI) current-cvs 01 Sep 2016 ...
> cirrus-compatible VGA is detected"). The VM seem to hang and does not
> respond. In XenCenter I see that all the CPU's of the VM go up to 100
> percent.
> >
> > Then after 17 minutes the VGABios screen disappears and I see the conso=
le,
> the CPU usage as seen in XenCenter goes down. I logged in as root before =
I
> started the first migration and root is still logged in. So it was a hang
> and not a reboot.
> >
> > 20 minutes later I start a new migration from host 2 to host 3 and the
> problem occurs again.
> >
> > This problem does not exist with 10.3-RELEASE on the same hosts.
>=20
> Hello,
>=20
> So far I've only tested local migration (migration using the same host as
> source
> and destination), and that seems to work fine (I've done +50
> consecutive migrations with only 10s separation between them). Is there a
> change
> that you could also try to reproduce this with local migration?
>=20
> Are you using the same exact hardware on the source and the destination? =
Are
> you
> all using iSCSI as the disk backend for this VMs?
>=20
> Thanks, Roger.
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