Microsoft Hyper-V is a hypervisor-based virtualization system for x86-64 systems. Hyper-V exists in two variants: as a stand-alone product called Microsoft Hyper-V Server 2008, and as an installable role in Windows Server 2008 R2 and Windows Server 2008 (the former containing the later release of ...

learn more… | top users | synonyms

1
vote
1answer
2k views

Hyper-V connecting to a remote machine shows "The operation on computer 'x' failed

I'm running Hyper-V manager using this command: runas /user:DOMAIN\username "mmc \"C:\Program Files\Hyper-V\virtmgmt.msc\"" It is using a runas because the user I am logged into my machine as doesn'...
1
vote
1answer
264 views

How can I tell what Hyper-V enlightenments a 2008R2 guest is using?

I have a Server 2008R2 guest running inside a KVM host. I've enabled various Hyper-V enlightenments through KVM (-cpu host,hv_relaxed,hv_vapic,hv_spinlocks=0x1000), but I'm not sure how I can confirm ...
1
vote
1answer
48 views

Restoring a hyper-V backup to a different Hyper-V server

Windows 2008 R2 server with Hyper-V being backed up with Windows Server Back up using VSS. Could I restore the vhd and xml files, then transfer them to another server and run them (assuming the ...
1
vote
1answer
1k views

Private networks with SCVMM 2012 SP1 and Hyper-V

In my lab I have two hyper-v host running Windows 2012 server. For lab and test purposes I want to have private networks that are available on both hosts, and where the VMs on those networks are able ...
1
vote
1answer
82 views

Hyper-V Client for Microsoft Networks gone

I have an odd situation. I have a Hyper-V Baremetal Windows 2008 x64 (not R2) host with 4 VM's on it. I also have a server next door on the lan that is not a host just Windows2003x86 called ServerS2 ...
1
vote
1answer
114 views

Migrating to kvm

Ours is a small setup. Currently we have two windows/hyper-v servers running around 8 ubutu server virtual machines. The virtual machines were built long time back to the extent that ubuntu version is ...
1
vote
1answer
425 views

migrate a VM from Server 2012 to Windows 8 pro

is it possible to migrate a VM from Server 2012 to Windows 8 pro (both in the same domain) Live migration does not seem to be a feature on Windows 8 (only on Server 2012) and when I try to move it ...
1
vote
1answer
71 views

What would happen if I did a “Boot to VHD” to a VHD that was configured to run under Hyper-V?

Microsoft has a Hyper-V based VM I'm interested in running, however, I don't have access to a Windows Server 2008 machine to try it on, only a Windows 7 Pro x64 machine (Windows 7 does not support ...
1
vote
1answer
770 views

DC in Hyper-V VM after reboot is not working

I have a Hyper-V Host with a couple of VMs a guest. One of the guest is the DC. There is only on physical server, so I have only one DC as a Vm (I know, it is not a good solution to have only one DC, ...
1
vote
1answer
487 views

Hyper-V Test Bed for Forefront TMG 2010 Networking Issues

I am trying to set up a Server 2008 R2 test bed for a Forefront TMG 2010 deployment and I can't seem to get the networking configured correctly. The set up is as follows: Hyper-V Host has two NICs, ...
1
vote
1answer
832 views

Share Host VPN with Hyper-V Guest

I have a VPN connection on my Hyper-V Host machine. How can I share that VPN with a Hyper-V Guest VM? I had hoped that just sharing my LAN connection as the Virtual Network would do it, but clearly ...
1
vote
1answer
785 views

Adding a second VHD to a Hyper-V VM programatically or from the command line

I have been scripting the creation of my Hyper-V VMs with vbscript successfully for sometime now. All the technician has to do is run my script, select the type of server they are building (EG. a Web ...
1
vote
1answer
226 views

Remotely connecting to hyper-v hosts from another host in the same cluster sometimes shows red error

We have a hyper-v host cluster with relatively new hardware. The hosts and the VMs on them all work good, except when I connect to any hyper-v host from another host in the same cluster (remotely ...
1
vote
1answer
200 views

Applying the virtual licence for HyperV server

I'm running Windows Server 2008 R2 with HyperV. We have a virtual image dev environment running in the virtual machine, which comes under Microsoft's licensing; one real, and one virtual machine on ...
1
vote
1answer
66 views

Does Microsoft Virtual Machine Manager Support Storing VHDs on File Server Share?

I have a Hyper-V server running perfectly fine with the VHDs placed on a separate file server shared folder. Now when I install MS Virtual Machine Manager and add the host machine to VMM, it says "...
1
vote
1answer
401 views

How do I troubleshoot network connectivity problems in windows?

I'd really like to understand how to debug my network connectivity issues, but everything I find on the internet is either for basic users on "How to add a wireless network" or it's people talking ...
1
vote
1answer
682 views

SQL Server VSS Writer, Hyper-V and SQL Server 2008 backups

I have a virtual server running SQL Server 2008 R2. On the server I have configured two maintenance plans, one that takes differential backups every day except Saturday and a job that takes full ...
1
vote
1answer
94 views

Problem installing a w2k DC on Hyper-V?

We have a cluster with four node windows 2008 r2 and hyper-v installed. We would like to install 2 VM with role domain controller w2k (the domain is different from the domain of the hyper-v cluster). ...
1
vote
1answer
419 views

Hyper-V Ubuntu 10.04 Network hit and miss

So I installed 10.04 on Hyper-V R2. While booting up the VM I have a ping -t xxx.xxx.xxx.xxx (The Ubuntu Guest IP address) and it actually gets a response for about 10 seconds after you see the login ...
1
vote
1answer
953 views

Reverse NAT Setup for Hyper-V on Win 2008 R2

I'm trying to setup a Linux server behind a Windows Hyper-V host that will help supply some of the services (SSH, HTTPS, etc). However getting RRAS configured for reverse NAT (port forwarding) turned ...
1
vote
1answer
400 views

iso is already present on server

I'm using SCVMM R2 with Windows 2008 R2 hosts. I've noticed that if I have an iso mounted on a vm from the scvmm library and then a snapshot is restored then you always get an error .iso is already ...
0
votes
1answer
17 views

Windows Server 2012 R2 Hyper-V connection to external SQL Server not working

For almost 2 years, I've had a Hyper-V virtual machine on my local Windows 10 (formerly 8.1) machine running IIS and connecting to my production SQL Server (the Hyper-V VM is a development machine). I ...
0
votes
1answer
22 views

Is it possible to create a differencing disk from Hyper-V checkpoint

I do have a VHDx disk with with Version 1 system and a checkpoint with a Version 2 update. Some VHDs are inheriting the Version 1 System (parent disk). Now I would like to build another VM inheriting ...
0
votes
1answer
127 views

Hyper-V dedicate network adapter to 1 VM

I have one windows server, 2 network adapters, 2 public IPs and I want to route/port redirect each IP to one of VMs (so I can host on :80) At the same time I want to partially use one of the IPs to ...
0
votes
1answer
122 views

Hyper-V vm can ping host but host cannot ping Hyper-V vm?

When ping host from hyper-v VM, it works both with ipv4 or ipv6. Pinging MyHost [fe80::3549:ee49:a75c:619c%9] with 32 bytes of data: Reply from fe80::3549:ee49:a75c:619c%9: time<1ms Reply from ...
0
votes
1answer
36 views

Storage Pool Keeps Disconnecting After Reboot on Hyper-V

I have a File Server installed on Hyper-V with Windows Server Datacenter 2012. I created a Storage Pool in the Hyper-V Session. When I reboot the host, the server hyper-V session is in saved status. ...
0
votes
1answer
54 views

Error while Expanding Disk Space of virtual machine in Hyper-V server

I have one Virtual machine running on my hyper-v server which has allotted the disk space of 100GB, i have only created C drive in this machine and C drive of this machine is fully consumed due to ...
0
votes
1answer
18 views

Hyper-V Replication & Large Machine Observations

I have Oracle Unbreakable Linux 6.5 which runs Oracle ERP application & Database it has three VHDs 80 GB , 600 GB and 120 GB on daily basis it creates RMAN backup approx 32 GB which stores on 120 ...
0
votes
1answer
120 views

Trouble bringing a cloned cluster shared volume disk online

I have a Hyper-V cluster (2008 R2) with a CSV that I want to clone. The CSV is on a fibre channel SAN (HP MSA M3 P2000 G3). I cloned a volume from the SAN side of things, and have mapped it to my ...
0
votes
1answer
87 views

Why doesn't my linux hyper-v guest display its ipaddress in hyper-v manager

I'm running Windows 8.1 Enterprise edition using the built-in Hyper-v manager. I can run linux guests no problem. However in the manager it wont display the ipaddress. Windows vm guests do display. ...
0
votes
1answer
240 views

How to assign an IP for Hyper-V virtual machine using PowerShell?

I'm working with the Hyper-v and have created a VM using Vagrant. Seems to be in the Vagrantfile I've forgotten to define an IP address (static or dhcp use). Now I can view the info about the VM's ...
0
votes
1answer
38 views

Hyper-V Replication using Certificates without VPN

I have a question on security please and seeing if a VPN would offer any more security than SSL alone over the public internet. With a 2012 R2 Hyper-V server is in a data-center setup to use a ...
0
votes
1answer
55 views

Hyper-V VM moving went wrong

I had a little project to move our DHCP server from an old host to a new one. It looked dead simple.. but after I moved it manually ( copying vhd to new host and then configuring VM there) the Guest ...
0
votes
1answer
121 views

Safe to turn off Hyper-V VM during Windows 8.1 Windows Update?

I've got a Generation 2 VM running Windows 8.1. It has secure boot disabled and lists the VMs version as 5.0. Hyper-V itself is version 6.3.9600. This morning, about 4 hours ago, it started a Windows ...
0
votes
1answer
345 views

Hyper-V Dynamic Memory for Ubuntu 15.10

I'm running the latest Windows 10 Pro Fall Update, and setup a guest OS of Ubuntu Desktop 64-Bit 15.10 in Hyper-V. I'm trying to use the dynamic memory feature, but Hyper-V wants to assign far more ...
0
votes
1answer
80 views

Hyper-V Vagrant - Running out of memory but not sure why

I understand that something is using the memory, and forcing OOM killer to kick in and start killing processes, to the point where there is nothing more to kill and a kernel panic happens. However, ...
0
votes
1answer
164 views

Ubuntu Server 14.04 Hyper-V - No Internet

I'm trying to get Hyper-V to work with Ubuntu Server 14.04. I've made a new internal switch, and then shared my main adapter (not the virtual one) with the internal virtual switch. I still don't have ...
0
votes
1answer
321 views

LSI MegaRaid 9260-8i low performance in comparison

I was given the task (aka dumped into my lap) to examine low Read/Write performance on a system running Server 2012 R2 /w HyperV role. The system in question: Lenovo RD340 LSI MegaRaid 9260-8i (no ...
0
votes
1answer
83 views

Hyper-V failover cluster auto load balancing

We have a 2 unit Hyper-V cluster and I was wondering if there is a way to auto load balance the two? If one unit is restarted then I need to manually reassign some of the VMs to the unused hypervisor, ...
0
votes
1answer
796 views

Hyper V Screen Resolution too Small

I have created a Windows 7 VM in Hyper V. When I open it with the Hyper V console, the screen is way too small and the VM is unreadable because it's all too small. I have set it to be 800x600 but ...
0
votes
1answer
283 views

2012R2 Hyper-v host CentOS7 guest slow network speed over external network

I have a Hyper-V host on win2012R2 (Version 6.3.9600) with two gigabit network adapters, one of them connecting to a gigabit router (the another one is currently out of use because lack of a gigabit ...
0
votes
1answer
59 views

Hyper V and NAT Redirect IP on different VM

I have 2 IPs public (but one physical network port) and i want redirect IP public 1 on my VM 1 and, IP public 2 on my VM 2 But when i check my NAT configuration i can just redirect port on my interne ...
0
votes
1answer
212 views

converting physical windows 2003 server through disk to vhd tool to hyper-v server

i am trying to do P2V conversion through disk to vhd tool. conversion is successful but after conversion when i attach the disk c: drive or d: drive its shows additional drives in disk management same ...
0
votes
1answer
104 views

Can VMs offload checksum calculations to the physical NIC when I disable checksum offload on the host?

Due to random issues during backup, we were advised to disable checksum offload on all physical and virtual machines involved in the backup procedure. I started by disabling the feature on all Hyper-...
0
votes
1answer
48 views

HyperV-2012R2 Storage Migration cannot migrate entire VM in FCM

I am new to HyperV and currently moving our setup from esix4.1 to 2012R2 HyperV. We were testing out the storage migration and it is pretty cool but I could not figure this out: - If the VM is not in ...
0
votes
1answer
112 views

Hyper V SMB share kills the network

We have 4 Hyper V VM installations on 2 HP DL 380 G8 servers and have they are connected to HP NSA 2040 SAN Storage through 6 Gbps Fibre channel. The physical machines are clustered. Out of the 4, 2 ...
0
votes
1answer
279 views

Hyper-V virtualization type

Does Hyper-v Server 2012 R2 use para-virtualization or Full hardware virtualization? The server I want to virtualize has 36 cores, 32 of those cores need to be dedicated to one VM that does a lot of ...
0
votes
1answer
64 views

Cannot Properly Manage Server 2012 r2 Hyper V Core

http://i.stack.imgur.com/hYak5.jpg I have just installed the Hyper V 2012 r2 Core system. I was able to name it, add it to the domain, even RDP into it (which is just worthless). However, When I ...
0
votes
1answer
142 views

Hyper-V machines unable to receive external packets - name resolution/host machine work fine

Running into a problem which has me at my limits, unfortunately. I've set up a home lab consisting of the following: - host machine running Server 2012 evaluation - Watchguard router (layer 3 boundary)...
0
votes
1answer
787 views

Hyper V 2012 R2 private virtual switch with trunk and access mode switches

Is it possible, using Hyper-V 2012R2, to construct a Virtual Switch internal to Hyper-V (no external connectivity necessary or desired), where one switch participant (VM 0 in the diagram below) has a ...