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15
votes
4answers
2k views

Physical disk or VHD for Hyper-V R2

Using Hyper-V, what are the pros/cons of using the "Physical Hard Disk" option when adding a drive to a VM as opposed to just creating a fixed-size VHD that is as large as the disk? The intention is ...
12
votes
3answers
2k views

Hyper-V Processor Limitations

We have recently purchased a server which is running Hyper-V 2008 R2 bare metal. The server has two quad-core Intel Xeon processors with hyperthreading, so if I'm understanding correctly this gives us ...
9
votes
2answers
1k views

Timesync on HyperV with CentOS 6.2

I've got a CentOS VM (release 6.2) running under HyperV. I have integration services installed (part of base now), and CentOS shows the current clocksource is hyperv_clocksource, however my time in ...
7
votes
2answers
4k views

NIC Teaming with Broadcom on HyperV 2008 R2

I have a HyperV cluster made up of 3 hosts. Each host is connected to both of my Nexus 5548 switches running in an etherchannel. LACP on the switch and NIC teaming using Broadcom 802.3ad on the server ...
6
votes
6answers
7k views

Is Hyper-V Server 2008 working on Intel's Atom platform

Did anybody try to install Hyper-V on Intel Atom platform? Hyper-V requires: x64 compatible processor with Intel VT or AMD-V technology enabled Hardware Data Execution Prevention (DEP) It seems ...
6
votes
6answers
10k views

Why are my HyperV VM's randomly losing connectivity?

I have a strange intermittent connectivity problem happening about once every two weeks. First my configuration: I am running a HyperV failover cluster with two physical hosts (node01 and node02). ...
6
votes
3answers
538 views

DC on Hyper V Host

I've read a few similar questions but wasn't clear. I have a small office (13) users and recently purchased a new single server (this is all I have to work with for now). Server specs Memory - 16G ...
6
votes
1answer
15k views

HOWTO: Disable complex password policy on Hyper-V Server 2008?

How do you disable the password complexity requirements on a Microsoft Hyper-V Server 2008 R2? Keep in mind that when you log into the server, the only UI you have is: And you cannot run ...
5
votes
1answer
858 views

Hyper-V spontaneously pauses all VMs

I just had an odd thing happen with a Hyper-V server that has 4 guest VMS running on it. The host server and all guests are Server 2008 R2 SP1. I logged into one of the guest VMs using Remote Desktop ...
5
votes
5answers
7k views

Debian Squeeze Hyper-V Drivers

I have a fresh Debian 6.0.0 (Squeeze) server running on Hyper-V and I'm trying to get the synthetic drivers loaded into the kernel (2.6.32-5-amd64). The research I've done says that the Linux ...
5
votes
1answer
3k views

What are the possible reasons why Hyper-V can't compact a VHD?

I am hosting several virtual machines on a host running Hyper-V Server 2008 R2. The disks were originally provisioned on a different server (2008, not R2) about 16 months ago, and were migrated onto ...
5
votes
1answer
933 views

Do I *really* need to reserve a LAN adapter for Hyper-V remote access?

I recently installed the Hyper-V role on a Windows Server 2008 R2 system. As I installed and configured the role, it asked me which Network Adapters I would allow it to use, and I had to check the ...
5
votes
3answers
3k views

Hyper-V Server 2008 R2 vs. Server 2008 R2 Hyper-V role?

There are currently two Microsoft HyperVisor products: Hyper-V Server 2008 R2 http://www.microsoft.com/hyper-v-server/en/us/default.aspx Server 2008 R2 Hyper-V Role ...
5
votes
4answers
1k views

Is Windows XP Pro not a good Hyper-V guest citizen?

On my Windows Server 2008 R2 w. the Hyper-V role, I have these guest VMs: 3 x Windows Server 2008 R2 2 x Windows Server 2003 x86 2 x Windows 7 x64 1 x Windows XP Pro x86 In general, all machines ...
4
votes
4answers
6k views

Hyper-V Time Sync for VM Domain Controller

We have 2 physical hyper-V servers running 8 VMs between them, each physical server has a Domain controller on it running in a VM and all servers are 2008R2 The VM PDC is set to NTP and to sync with ...
4
votes
1answer
5k views

Disk2VHD and Hyper-V

I want to virtualize a physical machine and I used Disk2Vhd to convert the Hard drive to a .vhd file. My issue is that when I attach this vhd in Hyper-V, and try to install "Integration Services", ...
4
votes
1answer
3k views

How to boot a Hyper-V Virtual Machine with a PXE server

I am trying to boot a virtual machine created in Hyper-V Manager. I want to boot from the NIC so that the VM can connect to the PXE server (by pressing F12 numerous times). The thing is, I cannot get ...
4
votes
1answer
148 views

Restoring individual Hyper-V machine backed up with Windows Server Backup?

Is it possible to restore Hyper-V virtual machine (just one of 4) using Windows Server Backup (if it was backed up first)? Or is there no way to do individual and every time one machines goes bad full ...
4
votes
3answers
5k views

Virutal Machine loses network connectivity on Hyper V Cluster

We're running a number of VMs on a 6 node failover cluster of blades using Hyper V. We have an intermittent issue (every few days at different times - not a fixed frequency) of VMs losing network ...
4
votes
3answers
11k views

exiting fullscreen mode of Hyper V client

I have a hyper v server that I am connected to using remote desktop in full screen mode. Life is good. I then connected to one of the virt machines in the and selected 'View | Full Screen Mode' which ...
4
votes
7answers
14k views

How to manage Microsoft Hyper-V Server 2008 R2?

I've installed Microsoft Hyper-V Server 2008 R2 on a spare box. How do I configure and manage the server? I configured as much as I could find to be open on allow etc. Now back at my desk ...
3
votes
3answers
728 views

Hyper-V Live migration without shared storage?

Hypothetical scenario: 2 machines running Hyper-V Server 2008 R2 configured as a cluster VHD files stored on each machine Is it possible to do a live migration without using shared storage? I ...
3
votes
2answers
883 views

How to start VMs on Hyper-V Server 2008 R2 (Core) when DCs are not available

We are relocating our office and a Hyper-V Server 2008 was shutdown for the move. At the new location, after connecting the cables and powering it up, I realise I can no longer access the VM on it at ...
3
votes
2answers
4k views

Do Hyper-V guests see multiple CPUs (sockets) or multiple CPU cores when assigned more than 1 vCPU?

I have SQL Server 2008 Express running on Hyper-V based virtual machine with two vCPU-s. I've just been reading up on SQL Server 2012 Express and noticed that it's CPU is "Limited to lesser of 1 ...
3
votes
2answers
764 views

Enabling Jumbo Packet support on Hyper-V internal network NIC

I have a Hyper-V setup where guest OS'es accesses the host/parent OS via an Internal Network. I've noticed that "Microsoft Virtual Machine Bus Network Adapter" has support for Jumbo Packets and ...
3
votes
3answers
4k views

How to identify Hyper-V guest IP addresses?

Is there a way to find out, using Win2008 R2 Hyper-V manager or a command-line tool, the externally-accessible IP Address(es) of Windows XP Hyper-V guests? I'd like to be able to connect to my ...
3
votes
2answers
14k views

How do to uninstall windows updates, from a prompt or PS in Hyper-V server?

I'm having an issue on my server when working with my VM guests, and I think its due to a recently installed update. What is the correct command to uninstall Windows Updates from either the command ...
3
votes
2answers
380 views

Is it possible to access a vm from Hyper-V server locally?

I've just installed hyper-v server on a new machine for testing purposes and wonders if there is a way to access one of the guests locally? Or is it only through Hyper-V manager (or remote desktop) ...
3
votes
1answer
357 views

Hyper-V Virtual Machine Networking issues related to Max Ethernet Frame Size

I fixed an issue today earlier today but i'm interested in learning WHY it worked. We set up a new Hyper-V virtual machine only to discover that HTTP traffic wasn't working. HTTPS, pings, everything ...
3
votes
2answers
206 views

Running multiple instances of Server 2008 on the same spindles as Hyper-V?

Hyper-V R2. I know best practices say to give Hyper-V and all its guests separate spindles, but that gets costly pretty quickly. What are your thoughts on running Hyper-V plus one domain controller ...
3
votes
1answer
126 views

Server 2008R2 cluster for hyper-v - start with a single server?

I'm planning a Hyper-V virtualization system what will include: 2 very nice dual 16 core servers Dell MD3600f fibre channel SAN It will be running about 10 virtual machines. The plan is to setup ...
3
votes
1answer
63 views

Can I temporarily leave other roles active when converting a 2008 R2 server to a hyper-v host?

I currently have a Windows 2008 R2 box that I want to convert to a hyper-v host. Currently I have the following running on it: File Services, Web Server (IIS), and Sql Server 2008 R2 with a few ...
3
votes
4answers
9k views

Hour-long shutdown duration “shutting down hyper-v virtual machine management service”

I have a Windows 2008 R2 server that is a Hyper-V host (Dell PowerEdge T300). Today for the first time I encountered an odd situation; i lost connection with one of the guest machines but logging on ...
3
votes
1answer
540 views

How to export a virtual machine in Hyper-V?

i am trying to export a virtual machine in Hyper-V. i click Export, i select a location: and click Export, and nothing happens: How do you export a virtual machine in Windows Server 2008 R2 ...
3
votes
1answer
662 views

Migration from Hyper-V to ESXi

I am in the process of migrating my machines from Hyper-V to ESXi and I was just wondering what is the best way to do so? I tried just copying the hyper-v disk file, creating a new vmware workstation ...
3
votes
1answer
483 views

Hyper-V limit disk usage of a VM

I'm using Hyper-V on Windows Server 2008 R2. I have one virtual machine that writes constantly to its vhd, using between 60% and 100% of the maximum disk I/O according to Resource Monitor. This ...
3
votes
1answer
253 views

Is there any chance to get Hyper-V enlightened I/O inside Windows 2008 R2 recovery DVD?

I'm fiddling with Windows Server Backup in Hyper-V virtual machines, testing backup and recovery time. While ( full ) backup time is pretty good, Bare Metal Recovery time using recovery DVD is 5 ...
3
votes
1answer
301 views

iSCSI volume for hyper-v

I am moving several hyper-v VMs from an under-powered host to a newer host with an iSCSI array for storage. What is the best configuration for the iSCSI volume to get the best performance for hyper-v? ...
3
votes
2answers
4k views

Convert Virtualbox image to Hyper-V

Is it possible to convert a Virtualbox image to Hyper-V? Preferably without having to startup the virtualbox image.
3
votes
2answers
830 views

How to manage Microsoft Hyper-V Server 2008 R2 from Windows XP/Server 2003?

We currently have several VMs running under Virtual Server 2005 SP1. I would like to move these to Hyper-V Server 2008 R2. However, we only have Windows XP and Windows Server 2003 machines at ...
3
votes
2answers
1k views

SCVMM 2008 R2 problems migrating VM from VS2005 to Hyper-V host

I have System Center Virtual Machine Manager 2008 R2 installed, and have a Hyper-V R2 host and a Virtual Server 2005 host. I'm trying to migrate my machines from the VS2005 host to the Hyper-V host, ...
3
votes
0answers
2k views

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. ...
2
votes
3answers
233 views

I'm thinking n+1 in a hyper-v r2 cluster managed by scvmm is not a great idea anymore

Around here the clusters (not hyper-v clusters) are typically configured as n+1, so they are asking me to create a n+1 hyper-v r2 clusters. These will configured with both csv's and live migration and ...
2
votes
1answer
888 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 ...
2
votes
4answers
3k 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 ...
2
votes
2answers
106 views

Manage Hyper-V Server 2008 R2 from same machine

Is there a way to manage Windows Hyper-V Server 2008 R2 from within itself? E.g. not remotely. I'd like to be able to manage VMs as well as connect to and work with a a VM in full screen mode. This ...
2
votes
4answers
2k views

ubuntu install on hyper-v

I just installed latest ubuntu server edition on hyper-v r2. Install went good but i get no network connectivity. I have a legacy network connection setup in hyper-v for that vm. I setup static ip ...
2
votes
2answers
10k views

Hyper-V Error: Failed to create partition: Insufficient system resources exist to complete the requested service

On Windows Server 2008 R2, trying to start a VM named 'TFS' in Hyper-V Manager displays the following message: Hyper-V Manager An error occurred while attempting to start the selected virtual ...
2
votes
2answers
305 views

Hyper-V network considerations (hosted server)

I have a hosted dedicated server, that I would like to run Hyper-V on including TMG as an edge to secure the environment. But because this is a hosted server, I have a few questions that I hope you ...
2
votes
2answers
1k views

Time Synchronization for Domain Controllers Virtualized Via Hyper-V

I would like to know if someone can recommend a better way to configure domain time synchronization for a group of Windows Server 2008 R2 servers than what I currently have configured. I have three ...