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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Most VMS refuse to start

Setup: Virtual Host, running server 2012, hosting around 10 production VMs Problem: Last night, 2 VMs stopped with no warning, event log notification, or any information. The rest of the VMs on this ...
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Windows Server 2012 - Hyper-V - iSCSI SAN - All Hyper-V Guests stops responding and extensive disk read/write

We have a problem with one of our deployments of Windows Server 2012 Hyper-V with a 2 node cluster connected to a iSCSI SAN. Our Problem Our problem is that for some reason all of the VMs stops ...
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757 views

Personal Virtual Desktop Collection: User Assignment

Using Windows Server 2012 Remote Desktop Services, I have a 'Personal Virtual Desktop Collection' with automatic user assignment enabled. According to Microsoft "Personal virtual desktops are ...
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2k views

Hyper-V virtual machine can't be migrated to a specific host in the cluster

I have a three-node Hyper-V cluster running on Windows Server 2008 R2 which is working quite flawlessly: there are no errors, live migration works, all hosts can and will happily run all virtual ...
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User 'X\y' failed to create external configuration store at 'D:\Hyper-V':

I have a Hyper-V server which has served me well, so far. It's been in a workgroup until recently, and has hosted four machines. I hadn't used it for a while and decided to join it to my new domain. ...
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903 views

Looking for advice on Hyper-v storage replication [closed]

I am designing a 2-host Hyper-V R2 cluster with 6-10 guests stored on a SMB iSCSI SAN device (probably Promise VessRAID). I will be getting at least two of the SAN devices and need to eliminate the ...
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2answers
872 views

INACCESSIBLE_BOOT_DEVICE on Hyper-V 2012 R2 virtual machines

I have a Hyper-V 2012 R2 cluster, 4 Dell PowerEdge R620 servers connected to a Dell PowerVault MD3600F storage array by means of FC connections; it's all pretty straightforward, all servers run ...
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2answers
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How can I hide a Virtual Machine in the Hyper-V Manager, so that only administrators can see it?

I have a domain controller that is a virtual machine, last week a user logged on to it and shut it down accidentally. I need to prevent this from happening so I would like to hide this VM in Hyper-V ...
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4answers
719 views

Natively boot Virtualbox Image

I am faced with a Windows hardware/software problem left over from another person. It's on me to resolve. It's a mission critical setup. The situation is: I've got a physical server machine with: ...
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5answers
651 views

Linux clock loses 10 minutes every week

One of my linux server's clock loses 10 minutes every now and then, nearly every week. I update the time so it stays correct, and although it doesn't really bother me, i'd like to fix it. I've been ...
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5answers
170 views

Provide iSCSI storage for Virtual Environments through host or directly to guests?

We are planning to place a HP MSA P2000 with two FC/iSCSI controllers in our network. We have two options to provide more storage to Virtual Machines (We are running Hyper-V): A) Add iSCSI targets ...
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3answers
300 views

Best RAID Config for Hyper-V using 3x 750GB 7200RPM SATA Drives?

I am looking to virtualize 3 - 5 small low resource servers to one Dual QuadCore box. The box currently has 3x 750GB drives available. What would be the best RAID config? I am leaning toward RAID1 ...
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6answers
6k views

How to improve Hyper-V performance

I have a windows 2008 (RC2) server running Hyper-V with all of my company's virtual machines. Most of the machines are used to run Continues integration and test environment. Although each machine ...
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5answers
202 views

Virtualizing Linux + Windows Server

I have a need to virtualize two Linux + one Windows Server 2008 R2 VMs onto a single DL360. I understand my options to be: Run ESXi and create two Linux and one Windows virtual machine Install ...
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3answers
13k views

How to reduce virtual machine disk size (Hyper-V)

I have server 2008 that runs several virtual machines. Due to an error each machine was allocated with a lot of disk space. I want to change the maximum size limit of the virtual machines but I ...
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9answers
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Can Hyper-V Server run on Windows XP 32-bit with a 64-bit processor?

I am trying to get a Virtual Instance of Windows 2008 R2 running from my laptop. My laptop has a 64-bit processor and is running 32-bit Windows XP. I have hardware DEP and hardware virtualization ...
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4answers
576 views

VM Corrupted, what's the next step?

So one of our older VM's, which usually has no issues, is giving this error now when starting. It keeps going in a loop restarting and turning off with this error message. I figure it's probably ...
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5answers
136 views

HyperV awareness of hardware

I have a Hyper-V server. An application running in a virtual machine on this server checks hardware (processor, motherboard, etc.) in order to verify compliance with licensing requirements. What ...
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3answers
623 views

VMWare vSphere ESXi vs Microsoft Hyper-V Server 2012 in a mixed environment [closed]

I'm considering some virtualization technologies in our University. And I really don't know which of them to use. VMWare seem to be the default choice, but with the free version of vSphere 5.1 (atual ...
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5answers
7k views

Debian on Hyper-V

I installed Debian with kernel 2.6.32-5-686 on a Hyper-V virtual machine. I had to add a legacy network card. I follow this tutorial ...
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1answer
1k views

How does “Hyper-V won't boot off SCSI Disks” affect me? (all HDDs in server are SCSI)

A few months ago we purchased a Dell server with the intent to eventually start rolling out VMWare. Now we are exploring Hyper-V as an option instead, however I've seen a requirement for an IDE drive ...
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6answers
4k views

Simplest way to backup hyper-v machines while they are running?

I'm only getting started with virtualisation. I have a server running Windows Server 2008 R2 Standard and Hyper-V Manager. This server is the host of several virual machines (also Windows Server 2008 ...
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5answers
287 views

Is there any reason for not using the maximum number of virtual processors on a Hyper-V VM

In Windows 2008 R2 Hyper-V running on a multicore server. When I create a new VM, it defaults to 1 logical processor, rather than the maximun (4). Is there any scenarios where I want to have my VM run ...
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2answers
5k views

How to convert a Win2003 server to a Hyper-V Virtual Machine?

What is the easiest way to convert a Win2003 server to a Hyper-V Virtual machine? Ideally, I'd like to use a backup tool to create an image across the network. What is the best way to do this?
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6answers
728 views

A few questions regarding Hyper-V from a newbie

I have a windows server 2008 R2, I have an Enterprise license 1) Do I need to activate windows server on each hyper-v server? As if I add a particular role for a server i.e. IIS it will then prompt ...
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3answers
212 views

Running 1 DC physically and a second virtually

I plan to create my first DC and forest on a physical server, then I want to run a second DC on a virtual server that will replicate the first DC. I understand that this will provide redundancy for AD ...
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4answers
2k views

Hyper-v on vmware

We're having a discussion here about Hyper-V and vmware. Am I right in thinking that ESX and Hyper-V are competing technologies and it is not possible or desirable to run hyper-v on a box virtualized ...
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1answer
775 views

Can I install a Windows Server 2012 virtual server using Hyper-V on Windows Server 2012 with the same exact product key?

I've read everything I can find online, but I cannot find a simple answer to this question. I have Windows Server 2012 Standard installed using a volume license product key. The official product ...
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2answers
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Windows Server 2012: Possible to have High Availability and reliability without needing a SAN, but connecting servers together?

I have some questions below -- tried to word them the best I could. If you downvote my post, please make a comment explaining why you downvoted so that I can try to do better when I post in the ...
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2answers
4k views

How to “open” existing VMs in Hyper-V without importing them?

I had a PC with two physical disks: C: containing the host operating system D: containing a folder D:\VMs where all my virtual machines were stored Now, the C: disk died. I bought a new one, ...
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5answers
7k views

CPU's on Hyper-V host system is just idling, even though VM's are at full throttle

I have a server that is running Windows 2008 64 bit Hyper-V, with 8 gigs of RAM and Intel Xeon X3440 @ 2.53 Ghz, which gives me 8 logical cores in the performance monitor on the host system. I have ...
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2answers
654 views

Migrating to thin-clients and virtual machines

I'm looking to migrate about 20 in-house researchers from their current XP workstations to thin-clients which connect to a VM running within our LAN. I'm planning on using HP thin-clients which use a ...
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1answer
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Hyper-V Port Forwarding

I may not be asking this question correctly, so please excuse me if I'm woefully wrong. I have a VM running inside Hyper-V. The host machine is actually a web server, so it has IIS, Internet ...
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2answers
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How to Release Mouse Capture in Windows 2008 Server Hyper-V Virtual Machine?

I created a virtual machine under Hyper-V while connected via remote desktop - and discovered that the Hyper-V VM will not capture the mouse over terminal services. Ok, the servers are across the ...
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2answers
865 views

Hyper-V Server roles configuration

Continuing on with my series of beginning system administration questions currently this is what I have to work with: Dual processor 3 GHz Xeon 64-bit single core, 4 GB RAM server Domain Controller ...
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4answers
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what cpu will work with hyper v

how do i verify if a cpu has the necessary requirements to run hyper v ?
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4answers
1k views

Hyper-V 2012 Cluster with only one DC

What happens with a Hyper-V 2012 Cluster with only one DC, if the DC suddenly goes down? Would the Hyper-V Cluster works after a reboot, if the DC is missing? Or should we have two DCs?
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1answer
185 views

Windows Server 2012 Hyper-V Rename - SQL DB Issues

I set up a Windows Server 2012 virtual machine exactly the way we want it. I shut down the instance, made a copy of the .vhdx virtual drive, then spun up a new VM and attached the copy of the drive. ...
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2answers
957 views

Hyper-V Core - how to connect to/manage VMs?

Very basic question unanswered from Googling: I've installed Hyper-V Core, configured the network, created a new VM and set a DVD drive with an ISO of a Windows XP installation disc assigned to it. ...
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4answers
1k views

Why is it possible to deploy a hypervisor within a hypervisor?

Why is that a hypervisor, which alledgedly needs to be on physical hardware, can be deployed within a VM? For example, XenServer (the actual hypervisor) can be deployed in an ESX VM? Why is this ...
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4answers
4k views

What is the proper IP cofiguration for my 2 NICs and 2 VMs?

I have a Win2008 R2 server running Hyper-V with two VMs (Win2003 and Win2008R2). I have two NICs on my server, one for the host, and one for the Virtual Machine Manager. I have it configured as ...
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4answers
184 views

Hardware RAID0/1 controller

I am looking to build a white box to run Hyper-V, because this is not meant to be critical system(home lab) I decided to ditch redundancy and go for performance by using RAID0. My problem is that I ...
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4answers
440 views

Which edition of Windows Server 2008 should I install as a VM?

We've got a big Hyper-V host machine running Windows Server 2008 Datacenter. This hosts all of our VMs. I'm about to create a bunch of Server 2008 VMs for various projects and wanted to know what ...
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4answers
3k views

Hyper-V Deployment Options Best Practices

In what circumstances would you choose each of the following deployment options: Hyper-V installed as the bare bones Windows Hyper-V Server 2008 R2 Hyper-V role installed on a Windows Server 2008 R2 ...
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3answers
1k views

Virtual Machines List from PowerShell vs PowerShell ISE and PowerGUI

I am confused to why I have different information based on where I try to retrieve it from. I have 3 Windows 2012 servers (G0, G1, and G2) running Hyper-V. The following situation is captured from one ...
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DRBD for Windows / Hyper V

DRBD is a protocol for mirroring the storage on one server with the storage on another. Essentially it gives you a highly available (HA) cluster of storage across two or more physical machines, ...
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2answers
2k views

Glusterfs distributed replicated small files performance

I've set up 4 distributed replicated servers with glusterfs on top of xfs partitions on hyperv server (dynamic vhdx) virtual disks. The NICs are 6x1Gbit (teamed on hyperv). I share it through samba ...
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2answers
203 views

HyperV management through Windows 8

Consider the following setup: 1 Hypervisor 3 Clients (Server 2012 with AD, Server 2012, Windows 8). Now we can remote desktop into the Hypervisor and manage the VMs with the manager. This also ...
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2answers
472 views

VM guests in a private network spread across clustered hosts

I have a set of physical hosts with Windows Server 2008 R2 SP1 installed. Each physical host has the Hyper-V role installed and is configured to be part of a failover cluster (called cluster0). Here ...
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4answers
1k views

Hyper-V CPU Utilization, Good Tools? [closed]

I just learned a ton from this post: Host CPU% doesn't include child VM CPU%, specifically I learned that both the 'host OS' and 'child VM' are siblings within the HyperVisor layer. Are there good ...