Questions tagged [hyper-v-server-2012]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
22
votes
2answers
34k views

Properly remove windows.old on Hyper-V Server 2012 R2

I have installed Hyper-V Server 2012 R2 on a server that had Hyper-V Server 2012. When I did this, the standard Windows.old folder was created. I now would like to remove that folder safely. The ...
16
votes
4answers
69k views

Hyper-V Manager - How do I Connect to Hyper-V Server using different credentials

I have Hyper-V Server 2012 (free version) running on a box that is not on any domain. My Windows 8.1 laptop is on our domain. Both machines are on the same physical network. On my laptop, when I run ...
13
votes
5answers
17k views

Determining VM doing I/O on a Hyper-V host

How do I find out which VM is responsible for the majority of the I/O I see with Hyper-V? The situation: I do have Hyper-V hosts with a number of VMs (around 30 per host) where I occasionally see ...
11
votes
3answers
9k views

Best practices for file layout in a Hyper-V server?

We've got a Hyper-V server set up, and the layout of the files is inconsistent because it was set up by several people. Here are the two different "templates" that were used: Template 1 D:\Hyper-V\...
9
votes
3answers
11k views

Updating Hyper-V Server 2012 (free version)

I am setting up a cluster of Hyper-V Server 2012 machines. I've got remote access to the machines via windows 8 and the various remote management consoles. I can't seem to figure out how to run '...
9
votes
3answers
914 views

Windows 2012 Core Extreme memory use on SVCHOST/Workstation service

We have approximately 200 servers, Hyper V, File Cluster, and IIS, that are all experiencing the same issue, an event occurs on the server through normal use that maxes out or near maxes out the RAM ...
8
votes
3answers
75k views

Guest OS install from Physical CD/DVD Hyper-v 2012 R2

I have been looking around if it's possible to install a Guest OS on Hyper-V 2012 R2 Using the physical CD/DVD drive. The only ways i see to install guest OS is by mounting an ISO. Is hyper-v able to ...
8
votes
2answers
14k views

DNS resolution on Windows Server 2012 running Hyper-V

The problem shows as follows: Ping hostname <-- the host answers, it seems like the resolution is done over netbios nslookup hostname <-- hostname wasn't found by UnKnown: No response ...
7
votes
3answers
27k views

Hyper V Server 2012 Remote Management Using Workgroup

I'm trying to remotely manage Hyper V server 2012 from a windows 8 pc, both client and server are on a workgroup. I've spent about 3-4 hours trying to get this working with no luck so far trying the ...
6
votes
3answers
2k views

Intermittent 100% CPU on all VMs

We're a small shop, running a Dell T420 (dual CPU, only one present, 6 cores) w/32GB RAM as our main server. We have only 5 VMs, one of which is our WSE 2012 DC. From time to time, and at a rate for ...
6
votes
2answers
22k views

USB Thumb Drive not recognized in Hyper-V Manager

I have the free, standalone core Hyper-V Server 2012 running on my physical machine. I set up remote management from my Windows 8 client. When I proceed to create a virtual machine I would like to ...
6
votes
1answer
2k views

RemoteFX GPU not appearing in Add Hardware for HyperV

I'm trying a PoC for RemoteFX and am having issues adding a 'RemoteFX Video Adapter' to my Win8 Enterprise VM. I'm working on section four of this link and just don't have the option to add the video ...
5
votes
4answers
49k views

How to enable remote device manager?

I have a hyper-v-server-2012-r2 Core server thats not joined to any domain. What configuration must i do on the server and client to connect with MMC \ Device Manager? I have managed to connect with ...
5
votes
2answers
2k views

Hyper-V Thread Priorities host and guest - how do they correspond?

Yes, funny question. Given: A host for Hyper-V virtual machines. A HPC type Cluster. THere are a number of virtual machines on it. They do not use up the CPU most of the time. We also run a HPC ...
5
votes
2answers
122 views

Hyper-V on 2012R2 HyperV Edition or 2008R2 Standard Edition?

We are currently running VMWare ESXi, with 1 Windows 2008 R2 Standard instance, 1 Windows 7 instance and 2 Linux instances. So, recently I wanted to upgrade my server, because there were a lot of ...
5
votes
2answers
12k views

Windows 2012 hyper-v saying degraded (integration services upgrade required) on Ubuntu 12.04

I have upgraded my Ubuntu 12.04 that runs under hyper-v Windows 2012 server, and since then, hyper-v manager reports that I need to upgrade my integration services under Ubuntu. But I cannot find how ...
5
votes
2answers
3k views

Windows Server 2012 R2 and TCP slow start and Hyper-v hosts

I need to change default value of TCP InitialCongestionWindow I read this document: https://www.iispeed.com/blog/windows-server-2012-and-tcp-slow-start I tryed it on our hyper-v hosted virtual ...
5
votes
1answer
2k views

Difference between “Hyper-V” and partition in Windows Server Backup 2012

On my server I have several VMs on drive D:. I'm using Windows Server Backup 2012 to back them up. When I'm asked to select the items to backup, what's the difference between choosing the entries ...
5
votes
1answer
4k views

Error Trying to Remotely Manage Hyper-V 2012 from Windows 8 Pro Without a Domain

I took sometime this long holiday weekend to install Hyper-V Server 2012 and Windows 8 Pro (on separate hardware, same LAN) to hopefully get a little more familiar with it. From the WIN8 client I am ...
5
votes
1answer
2k views

Windows 2012 Hyper-v backup

We upgraded a Hyper V from 2008 R2 to Windows 2012. Then we copied one VHD (copy/paste) from one 2008 R2 to this new 2012 machine. Everything works well, and we decided to use a out of the box 2012 ...
5
votes
2answers
10k views

Issues with Server 2012 using DFSR running on Hyper-V 2012

We have a number of Server 2012 systems, all of which run virtualised on Hyper-V 2012 server. We are having problems with two such virtual instances, both of which are used as file servers, whereby ...
5
votes
2answers
2k views

Hyper-V 2012 replication to multiple hosts

With Hyper-V 2012, it is possible to configure the primary server to replicate to a slave server, to allow virtual guests to be live migrated to the slave server, when maintenance is required on the ...
4
votes
2answers
3k views

Hyper -V 2012-R2 Expanding VHDX for VM did not expand the current file size

Hyper-V 2012-R2 with 1 VM (Windows 7). I increased the VM disk size from 60 GB to 80 GB and the operation completed OK. When I click on "Inspect Disk", it says: Current File Size: 59.97 GB Maximum ...
4
votes
3answers
868 views

Hyper-V guest failover cluster file server

Environnent is full Windows Server 2012 R2. I have a Hyper-V cluster on which I host a testing fail-over cluster file server with 2 guests. Guest cluster is running and file server role installed ...
4
votes
1answer
148 views

Do two VMs on a single Hyper-V host use the NIC when communicating?

I'm fairly new to Hyper-V, and can't seem to find the answer to this question: Do two virtual machines on a single Hyper-V host use the NIC when communicating with each other? For example, take this ...
4
votes
1answer
591 views

Set USB HD to Better Performance on Windows Server Core

I have a USB hard drive plugged into a server running Windows Hyper-V-server, which in many respects is like Windows Server Core in that it has no GUI and no way to get to device manager. On a normal ...
4
votes
2answers
1k views

Hyper-V 2012 with Server 2003 Guest that requires IPX

Fairly stumped on this one. I've got a Hyper-V 2008R2 server hosting several server VMs. We're looking to migrate to newer hardware and we want to run Hyper-V 2012. I've picked up a Proliant ML350 ...
4
votes
1answer
114 views

Ensure that two HyperV VMs run on the same cluster node

I'm running a Hyper-V cluster with three nodes that host a collection of VMs between them. When we need to service a node we can live migrate the roles on that node to one of the others. What is the ...
4
votes
0answers
42 views

Hyper-V: snapshotting a VM results in sluggish response

When snapshotting a running VM, I notice that the affected VM's performance is degrading heavily (leading to bizarre response times in the magnitude of minutes where similar actions might only take 2-...
4
votes
0answers
1k views

Windows Server Backup “the parameter is incorrect” on Hyper-V Core

In my lab I run a Hyper-V Server 2012 Core to run multiple test-systems virtualy. To backup my system I want to use the "Windows Server Backup" role/feature. This role/feature works fine on other ...
4
votes
0answers
961 views

Hyper-V 2012 host caching half the RAM

We have a Windows Server 2012 Hyper-V host that has 32 GB of RAM running two Server 2012 VM's. The machines have dynamic memory enabled, but combined are only using 17 - 17.5 GB. We received an alert ...
3
votes
3answers
10k views

Dell VRTX - slow cluster shared storage

I have a brand new Dell VRTX box set up as a Failover Cluster running HA Hyper-V virtual machines. This is my first time setting up clustering, and my first time with one of these boxes, so I'm sure ...
3
votes
2answers
892 views

Selecting a boot drive for Hyper-V 2012 server - is a boot drive performance important?

I'm setting up a new Hyper-V 2012 server dedicated to virtualization and I'm trying to determine the best choice for the boot drive. I have 2x250gb SSD drives i'm considering for storage pools for VM'...
3
votes
1answer
158 views

Windows 2012 R2 Hyper-V SAN Configuration

Struggling with what I thought would be a pretty easy setup and can't really see where I am going wrong. I have 2 Dell Hyper-V hosts running Server 2012 R2 connected to a Dell MD3800 SAN via 2 Netgear ...
3
votes
2answers
986 views

Hyper-V 'standalone' (on baremetal) with RHEL/CentOS 6.x guest VM

My exposure to virtualization has been limited to Virtualbox &VMware-player on Desktops, and to VMWare ESXi &KVM on Linux server, and exclusively with Linux guests (RHEL/CentOS). So please ...
3
votes
3answers
6k views

DL360 - Windows Server 2012 Core hyper-v on SD card?

My "plan" is to install 2012 Server Core with the Hyper-v role on an internal SD card in a DL360 G7 (Bios P68 05/05/2011), and put the guest VHDs on iSCSI storage. Two questions: Is this viable? Or ...
3
votes
1answer
1k views

How do you live-migrate Hyper-V to Azure?

I have a new install of Windows Server 2012 with the Hyper-V role setup and a couple VMs running along fat, dumb, and happy. I want to play with Azure hosting for VMs for a couple of stand-alone boxes....
3
votes
2answers
10k views

Hyper-V extensible virtual switch disables network

I just installed the Hyper-V role on my Windows Server 2012. It comes with something called a "Hyper-V extensible virtual switch". I assigned it to the only network card in my server. By doing so, the ...
3
votes
3answers
4k views

Hyper-V Server 2012 with Zambezi AMD FX-Series - Hardware assisted virtualization not present

I'm trying to set up VDI across Windows Server 2012 VMs running on Hyper-V 2012. The wizard's compatibility check for the Virtualization Host server failed with "Hardware-assisted virtualization is ...
3
votes
1answer
133 views

Hyper-V: allow communication between two internal NAT networks

I am a bit new to networking in Hyper-V, and I am not sure how to connect two separate NAT networks to each other. I used the following link to create two internal NAT networks: https://www.petri.com/...
3
votes
1answer
1k views

Hyper-V Manager crashes when connceting to remote Hyper-V Server

I am using Windows 8.1 and have Server Manager installed. I've added one of our servers (Server 2012 Standard) to Server Manager, and it connects just fine (Manageability shows "Online" and I can see ...
3
votes
2answers
4k views

Hyper-V Reporting Wrong Uptime

I am having an issue whereby Hyper-V Manager does not report the correct uptime for some of our Virtual Machines. I had started all the Virtual machines minutes apart but on the Hyper-V Manager there ...
3
votes
2answers
12k views

Target name resolution error when Hyper-V 2012 server is managed remotely

I have just set up a new Hyper-V 2012 Server and connected it to the domain. I attempted to follow the Microsoft documentation to allow remote management via server manager. I enabled remote ...
3
votes
2answers
3k views

Hyper-V 2012 move fails to another Hyper-V 2012 host while using Windows 8 machine to do the move

I have 2 machines with Hyper-V 2012 (free, console version) that I manage from Windows 8. Whenever I want to move any machines from there's always this error. I have enabled Kerberos, I setup ...
3
votes
1answer
958 views

Is it possible to update syspreped parent image without affecting the child diff disk in hyper-v

This ties to the SO: Can you update a Hyper-V parent differencing disk to push updates to all children? I have setup where parent disk is the syspreped image of the OS. I have created a child VM with ...
3
votes
1answer
7k views

Windows Server 2012 guest machine no internet or LAN

I have a windows server 2012 with hyper-v added as a feature. I have created a server 2012 and a windows 8 guest machines. The windows 8 machine has internet connectivity and can successfully be added ...
3
votes
2answers
3k views

Windows Server 2012 and Ubuntu 12.04.1 under Hyper-V

I've set up an instance of Ubuntu 12.04.1 LTS under Hyper-V 2012. However it seems to be nondeterministic as to whether or not it completes the boot process. I get a Kernel Panic, "IO-APIC + timer ...
2
votes
5answers
28k views

Converting a Hyper-V VM with a vhdx drive to a VMWARE format

We've been looking at converting virtual machines from Hyper-V 2012 which use .VHDX drives into a vmware-compatible format. So far, we haven't found any tools that can actually do this. Any ideas ?
2
votes
1answer
1k 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 ...
2
votes
2answers
244 views

Off-site failure backup of Hyper V machines

This is my first time doing this so help would be much appreciated.. I have 3 hyper v servers one for active directory one for iis and one for sql. I have built a new machine that is offsite that I ...

1
2 3 4 5