It seems guest tools installer is broken at least for Windows 2012 R2. It 
installs files into Program Files, but doesn't actually install drivers and 
QEMU guest tools. No errors, it reports that everything is ok, but it's not. 
oVirt guest tools is installed and work properly.

Workarounds are the following:
1. Start Device Manager and make sure all devices have drivers. Install drivers 
from «C:\Program Files (x86)\oVirt Guest Tools\drivers» if needed. Do not 
install video driver.
2. Start «C:\Program Files (x86)\oVirt Guest Tools\drivers\qemu-ga-x64.exe» 
manually.
3. Rename «C:\Program Files (x86)\oVirt Guest Tools\drivers\Balloon\2k12R2» 
into «…\w2k12R2», otherwise installed balloon service doesn't start.


From: <[email protected]> on behalf of Anantha Raghava 
<[email protected]>
Organization: eXza Technology Consulting & Services
Reply-To: "[email protected]" <[email protected]>
Date: Tuesday 7 June 2016 at 20:43
To: Michal Skrivanek <[email protected]>
Cc: users <[email protected]>
Subject: Re: [ovirt-users] oVirt Windows Guest Tools & Live Migration issues.

Hello Michal,

Guest tools are working and getting all details about guest vm as needed.

But one thing I didn't understand. What is the relationship between 
virtioserial driver and oVirt Guest Service? Without virtio serial driver, 
guest services does not start.

Also, how do we install memory baloon driver?

Tomorrow morning, I will post about Live Migration events after I attempt it.

--

Thanks & Regards,



Anantha Raghava

On Friday 03 June 2016 04:36 PM, Michal Skrivanek wrote:

On 03 Jun 2016, at 12:57, Anantha Raghava 
<[email protected]<mailto:[email protected]>> wrote:

Hello Michal,

Thanks for quick feed back.

Windows Guests Agents - Where do I download them from? Not getting the proper 
links. Or is to a part of virt-drivers that we use during installation.

Hi Anantha,
it’s part of ovirt-guest-tools. See 
http://lists.ovirt.org/pipermail/users/2016-May/039779.html


Live migration failure - These are pretty busy VMs if not big. The event does 
not show any specific message but just as migration failed. Is the reason 
logged somewhere? Please share the log location so that I can check & share the 
log for meaningful message and proper screen shots.

There should be more details in the events at the bottom of the webadmin page 
(just make it a bit bigger it may not be te last message)
If they are busy VMs then you may have issues migrating them. There is some 
simple tuning available and it may help. You can increase the maximum downtime 
in VM properties dialog (500ms by default, you can go up to whatever is 
feasible for your VM, seconds, tens of seconds)
Bandwidth is limited to work on 1Gb network, if you have 10Gb availabl you can 
also tune /etc/vdsm.conf on each host and increase the maximum bandwidth 10 
times

Thanks,
michal



--
Thanks & Regards,

Anantha Raghava

On 03 Jun 2016, at 07:14, Anantha Raghava 
<[email protected]<mailto:[email protected]>> wrote:

Hi,

We have just installed oVirt 3.6 on 3 hosts with storage volumes on Fibre 
Channel storage box. Every thing is working fine except the following.

1. We have created 15 Virtual Machines all VM with Windows Server 2012 R2 OS. 
VM properties does not report the Operating System nor it shows the IP and FQDN 
in the Admin Portal. There is always an exclamation mark that reports about OS 
being different from the template and timezone issues. We have changed the 
timezone to Indian Standard Time in both VM and Host, same result continues. We 
have installed Windows Gues Tools, same result continues. Screen shot is below.

you doesn’t seem to run the guest agent. Make sure the service is started and 
works, then you’ll see IPs and more detailed info about each guest, and 
exclamation marks should go away



<VMs.PNG>

2. When we manually tried to migrate the VMs from one host to another one, the 
migration gets initiated, but will eventually fail.

Any specific setting missing here or is it a bug.

are they big or busy VMs? What does it fail on? There should be a menaingful 
message even if it’s just a timeout



Note:

All hosts are installed with CentOS 7.2 minimal installation oVirt node is 
installed and activated.
We do not have a DNS in our environment. We have to do with IPs.

as long as engine works with FQDN it’s ok


We are yet to apply the 3.6.6 patch on Engine and Nodes.

that may help with some of the issues above, so please try to do that

Thanks,
michal


We are running a stand alone engine, not a Hosted Engine.
--
Thanks & Regards,

Anantha Raghava
eXza Technology Consulting & Services

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