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 ...

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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 ...
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63 views

how to attach (mount) VHD which is currently used by Hyper-V VM to the host?

I want to be able to read data from the Hyper-V VMs on the host. I understand I can go to DISM and attach VHD there - but it requires a VM to be offline - otherwise I get the following error: ...
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138 views

Hyper V host not showing in dhcp server client table, but guest is

So I've got Hyper V running on windows 8.1. I configured an external virtual switch which uses my wifi physical card. So I get a virtual adapter that gets its ip from my dhcp server (e3000 router). ...
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81 views

Is there away to rename a VM in System Centre Virtual Machine Manager 2012 R2?

I have a VM in SCVMM that the VM name no longer reflects the name of the OS. OS had to be renamed, and now the VM in SCVMM name is incorrect, and it's greyed out so I can't rename it. Is there any ...
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1answer
43 views

DNS Issues in Hyper-V Environment

We have just stood up a new Hyper-V host with 2 VMs in a separate subnet and physical location. When I try to promote one of the VMs to a DC, I get an error that says the following: The following ...
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1answer
53 views

Windows Server 2012 R2 Virtual Switch

We have an Dell R510 that has Windows Server 2012 R2 Core installed. We are having a problem where the guest VMs are losing their network connections but will come back after a couple of minutes. The ...
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2answers
107 views

70+ VM migration from ESXi 4.1 free to Hyper-V [closed]

We have 70+ VM's (all Windows except Elastix PBX and 1 more LAMP server) on 2 hosts running free ESXi 4.1, backed by a Dell PowerVault MD3220i SAN. I am adding another host and another PowerVault MD ...
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0answers
39 views

RemoteFX on a Windows Server 2012 R2 guest?

Is it posible to use RemoteFX on a Windows Server 2012 R2 guest running on Hyper-V? From my understanding, it is possible from a a Windows Server 2012 R2 with the Hyper-V role installed host to run ...
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47 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 ...
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0answers
45 views

Running a web service from a Win 2012 R2 Hyper-V Host - xDoS prevention

Here's the scenario. We have a Windows Server 2012 R2 Hyper-V Edition hosting three NLB 2012 R2 web servers with our product on them. They receive XML data from connected public servers and work ...
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1answer
46 views

Replacing 1GBe with 10GBe NIC Failover Cluster Host

We have a 3-node Failover Cluster - all currently running 4 Port 1GBe NIC Cards. We intend to upgrade these NICs to 2x 10GBe + 2x 1GBe NIC cards which have the following configuration: Ports 1 -- ...
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73 views

Time issue in Windows domain Hyper-V

I ran command on our Domain Controller that has PDC Emulator Role: w32tm /config /manualpeerlist:"0.pool.ntp.org 1.pool.ntp.org 2.pool.ntp.org 3.pool.ntp.org" /syncfromflags:manual /reliable:yes ...
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81 views

RemoteFx 3d Video Adapter does not appear in Hyper-V R2 2012

Im running Windows Server 2012 R2 with the Hyper-V role. In the Hyper-V configuration, I was able to select the card I want to use with RemoteFX. I made the virtual machine (without installing ...
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1answer
81 views

Time problems in a Windows domain

I need some help getting NTP set up correctly on our Windows domain. We have 2 physical servers: Physical Server 1 Domain Controller (DC1) Physical Server 2 (Hyper-V Host) Data 1 (also a Domain ...
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2answers
142 views

How to interpret values of Perfmon counter Hyper-V Hypervisor Virtual processor\CPU Wait time per dispatch

So there is a lot of guidance on the web that advises tracking the values of the Perfmon counter Hyper-V Hypervisor Virtual processor\CPU Wait time per dispatch as the nearest Hyper-V equivalent of ...
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0answers
27 views

Oracle Linux hangs on Hyper-V

I am trying to install Oracle Linux 7.0 on Hyper-V. While I click through the GUI installer the system stops responding. The mouse cursor stays in the same place. It happened to me a few times, ...
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62 views

Windows Server 2012R2 Hyper-V Additional Public IP Subnet

I am using Ubiquti Hosting for a bare metal server. The server has a base IP address space of: Main IP: 24.79.37.82 Default Gateway: 24.79.37.81 Subnet Mask: 255.255.255.248 Usable Range: ...
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1answer
39 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 ...
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1answer
35 views

Change domain of hyper-v manager server

I have hyper-v manager running on my machine. I am logged in on this with as administrator@domain.com I had to build a new domain with a dc that is in hyper-v. The current machine where hyper-v ...
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2answers
52 views

Should I virtualliy split a multi-port NIC for various virtual machines in Hyper-V?

I have a NIC with 4 ports running on Hyper-V. I would be running two virtual machines one would be a WS2012R2 (DC, DNS, DHCP, FS, RRAS, etc.) and a W7 (basically used with one application that needs ...
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1answer
118 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 ...
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1answer
60 views

Windows Server 2008 is connected to network but Internet Explorer can't browse

I'm creating a Virtual Machine using Hyper-V with Windows Server 2008. The VM is ok, I can connect all my network and I can ping any address with success. But when I try to browse using the default ...
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1answer
234 views

Is there no easy way to use the Hyper-V Manager remotely?

At my workplace we've been using VMware vSphere as our VM server which uses the vSphere client to connect. Using a simple port forwarding rule on our router we've been able to allow all employees to ...
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1answer
146 views

Monitoring a cluster storage on Microsoft Windows Server 2012 R2 HyperV via SNMP

As a part of my task of monitoring our whole server environment it is planned to check the cluster storage (cluster shared volume, csv) of our HyperV cluster with Check_MK/Nagios3. Exactly needed is ...
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156 views

Windows Server 2012 using Remote Desktop through RRAS to private network

I've already posted this on the Microsoft TechNet forums, but his site seems to provide more informative answers, so here goes... Here is my network configuration, in a nutshell. Cisco small ...
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34 views

Hyper-V Machine harddisk full, but not so

My virtual machine is having harddisk issues, at least that is what Hyper-V says. The VM has 20 gb available and is running ubuntu 14.x server. Its current usage is 4.7 GB and hyper-v pauses it time ...
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1answer
49 views

Virtual network - tracert to local vm results in over 255 hops [closed]

Why does my tracert take over a maximum of 255 hops, when both vm's are on the same local network, hosted on my laptop? I have a laptop which is connected to my home router via wireless lan with ...
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1answer
31 views

Is it possible to run production machines on a replication target?

I'm considering a Hyper-V replication scenario in which: SiteA is a Failover Cluster of 2012R2 machines containing a number Linux guests serving as production databases and application servers. ...
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2answers
392 views

2012 R2 Hyper-V and File Server (general purpose) cluster

I am in the process of creating a Hyper-V 2012 R2 Cluster. I have 3 physical hosts (128GB RAM , dual Hex-core and 12 NICs each) and a SAN to play with. The SAN is a Virtual Storage system (Datacore), ...
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0answers
40 views

Proset Teaming vs Server 2012 Teaming vs Single Nic

I'm setting up a Hyper-V configuration. I've got two intel GB Ethernet cards that I can use for my LAN. Nothing I'm doing will need more than a single GB nic can provide. I've concluded that I have ...
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1answer
44 views

Sessionizing Windows Server 2012 R2

I have a host setup with WS12R2 and I plan to create 10 other HVMs with WS12R2 and setup services on each one and I was wondering is there a way to use the host installed OS so that when I upgrade the ...
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1answer
159 views

Server 2012 R2 Hyper-V Teaming with 1 Virtual Switch vs 2 Virtual Switches

I've currently got 2 NICs going to my LAN and each one to it's own virtual switch. I've been wondering about instead of the two switches using one virtual switch and having my two LAN NICs teamed. So ...
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0answers
96 views

Hyper-V guest VM disrupt host network connectivity

I'm experience strange connectivity issues on a Windows Server 2012 R2 Standard installation with installed Hyper-V role and one Server 2012 R2 guest machine. Whenever the Guest tries to access the ...
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0answers
83 views

Must kernel-version of Ubuntu linux-cloud-tools match the kernel version of linux vm on hyper-v?

Microsoft's recommendations for installing Ubuntu VM's on Hyper-V (note 5) include installing kernel-specific versions of the linux-tools and linux-cloud-tools packages. However, there are also two ...
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2answers
282 views

Disk2vhd : error during copy. The error could not be performed due to an I/O error

I'm trying to convert a fully patched, Windows Server2008 R2 system disk into a VHD by using disk2vhd from Microsoft Sysinternals. Every time, the conversion fails with error during copy. The error ...
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1answer
80 views

HyperV External Switch Multiple VMs

I'm quite new to hyperv and I am having problems setting up network access for my VMs. The host has two physical network ports and I've assigned one to an external virtual switch. I've then setup two ...
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1answer
43 views

2012R2 Cluster - Add host without downtime

Essentially just want to confirm my current thoughts - have a 3-node 2012R2 Cluster. We are replacing two of the hosts. At the point when you add a new host to the cluster and run the validation, the ...
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1answer
98 views

Transfer physical Windows Server 2008R2 licence to Hyper-V server [duplicate]

I have a plan to upgrade my 2008R2 Standard Edition to 2012R2 Standard Edition, and then virtualize them with Hyper-V 2012R2. Is it possible to upgrade from Windows Server 2008R2 Standard Edition to ...
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1answer
73 views

Physical processor to virtual processor scaling

If I have a Windows Server 2012R2 with Hyper-V role installed, and the configuration is: 4 processors, Intel Xeon E5-4620v2 and each one is 8 cores/16 threads, can I utilize enough power for ...
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1answer
36 views

One SAN connecting to Hyper-V and VMware [closed]

my customer currently has two hypervisor types in place - using VMware for Linux systems and Hyper-V for Windows. They currently have different storage infra for each of these platforms which cost ...
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1answer
67 views

hyper-v error manage VM

I have a problem in the management of the machines in Hyper-V, when I try to open the console I get the following error: an error occurred while attempting to launch the Virtual Machine ...
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0answers
111 views

Cant run WPF applications on Hyper-V Server 2008 r2 SP1 (core)

i'm trying to run one of my WPF application in a Hyper-V Server 2008 r2 sp1 but it crashes on startup. I created my application with .net 4.0 and looks like it crashes before my first line of code is ...
2
votes
1answer
80 views

Virtual machines on a SAN and a failover cluster between two physical servers

Say I am setting up the following environment: -two physical servers each with Windows Server 2012 R2 Datacenter. -a SAN -a failover cluster between the two servers The physical servers won't be ...
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0answers
18 views

Hyper-V Authorization Manager

I want to manage permissions on a hyper-v host with non-administrator users. i used this https://technet.microsoft.com/en-us/library/dd283076%28v=ws.10%29.aspx I set up a new role in azman.msc with ...
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3answers
103 views

Server 2008 R2 freezes while copying data from network

Running a fresh installed Server 2008 R2 Standard (x64) with SP1 as a single HyperV host. This server has to replace an "old" 2008 R2 with a couple of HyperV VMs stored. After shutting all guest ...
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1answer
114 views

Backup Hyper-V To Google Drive?

I was thinking about backing up a Hyper-V host to the cloud and a potentially crazy idea came to mind. With Google Drive, you can get 1TB of storage for 2 bucks a month. This would be more than ...
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1answer
45 views

VHD to physical drive with no host os

I have installed windows server 2012 r2 with exchange 2010 on it on virtual machine (Hyper-V) I need to move VHD to physical drive. I know that windows can boot VHD images, but i need to move OS ...
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1answer
106 views

How do you change host management credentials for a cluster in System Center Virtual Machine Manager?

How do you change the Host Management Credentials in System Center Virtual Machine Manager for servers in a cluster? If I right click on the server and go to properties I can see the Run As account ...
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3answers
863 views

Best practice to disable SpeedStep for Hyper-V hosts?

I'm analyzing a problem where performance of CPU-bound workloads inside virtual machines often (not always) is way below what we would expect based on the underlying hardware. We're using Hyper-V on ...
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2answers
256 views

Running a Windows Server 2012 Domain Controller in Hyper-V

I attempted to install Windows Server 2012 on a Dell PowerEdge 2850 and found out that the server may not support Server 2012. Is there any downside to running a Windows Server 2012 domain controller ...