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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HyperV memory per NUMA node

I have some issue with memory allocation on my Hyper-V 2012 R2 server. Server has 16GB of RAM, with 2 x 12 core CPUs. When I run Get-VMHostNumaNode, I am getting following results: NodeId ...
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3answers
101 views

Why do I get BPA error “Servers in Failover Clusters Must Have a Hyper-V Replica Broker Configured”?

I configured a Hyper-V Failover Cluster with two nodes and one domain controller. Cluster-Aware Updating is enabled. The BPA shows the following error: To Participate in Replication, Servers in ...
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1answer
129 views

How to see raid array in Windows Server 2012?

I have just setup Windows 2012 Server Standard on an HP DL380 Gen 9. I have a raid 1 array with 2 drives and a raid 5 array with 4 drives. The drives are all 600GB SAS. This Server 2012 installation ...
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47 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. ...
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2answers
57 views

Wrong time on Domain Controller running as guest on Hyper-V

As stated in the headline our Domain Controller runs on Windows Server. This server is a Hyper-V Guest. The Hyper-V Host is joined to the Domain. Unfortunately the Time on the Domain Controller is ...
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89 views

How to configure NICs for LAN & WAN for Windows Server 2012 Essentials? [closed]

I’m familiar with having 2 NICs on an SBS2003 server, where one is getting its IP from the internet router’s DHCP e.g. 192.168.1.2 for the WAN and the other is static e.g. 192.168.18.2 for the LAN. I ...
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2answers
41 views

How to migrate a Hyper-V VM from a Desktop PC to a Hyper-V cluster?

Migrating a VM with VMware is easy, from a Workstation to vSphere cluster it can be done with a VMware Converter. I have little experience with Hyper-V though. There is a VM on a Hyper-V on Windows ...
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1answer
168 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 ...
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2answers
31 views

Creating a failover cluster of 2 VMs

I'm trying to create a cluster of 2 VMs on hyper v. The 2 VMs and the host server all running on win 2008 r2. When attempting to test validation for the failover cluster I'm getting an error of "disk ...
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21 views

Why does Read-SCVMHost fail when an unrelated host cannot be read?

In SCVMM 2012 R2 Rollup 7, I had an issue with a certain Hyper-V host (host1) which was on a cluster with another host (host2). When running Read-SCVMHost -VMHost host2, the command failed with the ...
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1answer
99 views

QNAP, Hyper-V, unstable windows

I have problem with extremely unstable WS 2012. I'm using physical server connected with HP switch with 2 ports set by NIC and configured as swithc independet (LACP didn't work). my QNAP is also ...
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27 views

Converting virtual drives from .vmdk to .vhdx produces huge files

I'm using powershell and ConvertTo-MvmcVirtualHardDisk cmdlet to convert .vmdk disks into .vhdx disks to be able to run them in our hyper-v environment. For some reason, the .vhdx files produced are ...
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3answers
65 views

Linux guest graceful shutdown in Hyper-V

What mechanism Hyper-V use to signal a Linux guest to gracefully shut down? Somehow CoreOS does gracefully shut down, but another Linux doesn't (it is just abruptly powered off)
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2answers
79 views

Using Glusterfs Dist-Replica Storage Pool for Hyper-V Virtual Machine Storage

Am chasing down some information regarding an upcoming project. So Basically we have a large Glusterfs Dist-Replica Storage pool running on ubuntu and we want to have several virtual machines running ...
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1answer
30 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 ...
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2answers
165 views

Virtual Machines in Windows Server 2012 Core Hyper-V going Off-Critical

I have a server running Windows Server 2012 Core Hyper-V. This server currently hosts two virtual machines (one Windows Server 2008 and one Windows Web Server 2008). Occasionally, without any warning, ...
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102 views

Using a scanner with thin client, RemoteFX redirect not working

So I work IT for a small company and we are testing and considering rolling out Dell WYSE Rx0L thin clients to our employees. So far all is going well, except for our set up for our Data Entry dept. ...
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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 ...
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1answer
104 views

Change Screen resoultion in Oracle Linux running on Windows Hyper V

How can the screen resolution of, the Guest OS: Oracle-Linux 7, running on Hyper-V, be changed? The reason this is required is that, there are scroll bars on the side and bottom that need to be ...
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1answer
53 views

Single host CSV

I have a single physical server with directly attached SAS storage that I run Hyper-V on and within it all of the machines on my lab (AD, Exchange, SQL, SCCM, SCOM, File Servers, etc). I am trying to ...
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2answers
210 views

how to access a unix machine from windows command prompt

I have created a Vyatta virtual machine on my Hyper-V server, but I didn't enable ssh on that virtual machine. I want to connect to that machine without enabling the ssh and execute some shell ...
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35 views

Running svhdxflt filesystem filter on Windows 10 Pro Hyper-V [closed]

I am currently building a lab at home and would like to set up a clustered Scale Out File Server and AlwaysOn SQL Server configuration. As I do not own any JBOD enclosures nor SAS HBA's or any other ...
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1answer
41 views

How to properly install windows in hyper-v to use the included virtualization rights?

I have a server I am redoing for a client. I want to take advantage of hyper-v and run VMs for them. The issue is I only have one physical key for the server. However I have read that the copy of ...
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87 views

Hyper-V CentOS 7 guest has no keyboard in recovery modes

I am working with CentOS 7 as a Generation 2 guest on Hyper-V 2012 R2. Everything runs fine, but I am unable to control the guest when I boot it into certain systemd targets. For instance, if I were ...
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1answer
29 views

How does Hyper-V Replica Initial replication from Existing VM works?

I've found nice Technet blog which gives some advices when to use which replica init method, but without any technical detail. To make a good decision I would like to know how the replication using ...
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1answer
88 views

Missing Exchange Writer + Missing System Writer + Specific services crashing regulary + Hyper-V VM

I have some strange errors on multiple Server 2012 R2 Virtual Machines (Hyper-V hosts). Missing VSS writers on startup: System Writer and Exchange Writer. I have scoured the net for possible ...
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1answer
105 views

Windows Server 2012 R2 Unattend Headaches

I've used WinSIM from ADK 8.1 and 10, as well as http://windowsafg.no-ip.org/server2012r2.html to make an autounattend.xml answer file. The default product key works fine via a regular, interactive ...
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1answer
19 views

Hyper-V - backup guest VM (while powered down) just by copying files?

If you have a guest Windows 2008 VM in Hyper-V what is the simplest way to make a backup of it in its entirety. I'm happy to power the guest VM down before making the backup. The disks used by the VM ...
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1answer
107 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 ...
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2answers
582 views

Hyper-V 2016 Gen2 VM PXE DHCP Timeout (Wireshark DHCP Discover -> Offer -> ???)

I've built a test lab running Windows Server 2016 and SCCM 2016 and I'm having an issue with PXE booting a VM to install an OS via SCCM. Here's the run down on the configuration. At this stage SCCM ...
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91 views

VM Viewer cannot open console: “A connection will not be made because credentials may not be sent to the remote computer”

since some time - after we installed the latest Windows Updates on the Hyper-V hosts - we are having serious issues opening the remote console of a VM running on the Hyper-V hosts. Scenario: ...
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61 views

Unable to start VM with more than 1388MB of memory in Hyper-V

I have a question regarding Hyper-V on Windows Server 2008 R2 (Standard). After installing and configuring Hyper-V via adding a role in the server manager, i am able to start VM only if they have ...
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0answers
42 views

Hyper-V cluster don't want to use CSV cache

I'm trying to use CSV cache on a Windows 2012 R2 hyper-v cluster, seems easy theoretically. I've got 5 hyper-v hosts, a volume shared on a storage array. I setted up the value with ...
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1answer
301 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 ...
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1answer
200 views

User Profile Disks not created - 2012R2 pooled VDI windows 7 VM

Servers- RD Web Access/Connection Broker - VMWare 2012R2 machine - VDW RD Virtualization Hosts - 2x physical servers - VD1/VD2 The User_Profile storage location is a replicated DFS on the F drive ...
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42 views

DNS Server on Ubuntu Hyper-V

I have Windows Server 2012 R2 with RRAS running a NAT. I have Ubuntu Server 15.10 running VestaCP with a bind9 DNS Server. I've forwarded common ports to the VM through RRAS NAT, like 80 and 53(DNS ...
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1answer
63 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. ...
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1answer
32 views

Ubuntu WebServer in HyperV

I have a Windows Server 2012 R2, with HyperV running Ubuntu 15.10 Server. The problem im having is something to do with networking and routing. I can never connect to both the Windows Server and the ...
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1answer
87 views

Vm goes to saved state when removing CSV

I have a 5 node Hyper-V cluster running. All 5 servers are running Server 2012 R2, each node is attached two devices using iSCSI. The device I'm having problems with had a single volume that was used ...
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1answer
65 views

2 Node Failover Cluster

I need to build a 2 node Hyper-V failover cluster, that's dead simple right? The problem is that the hardware is already bought. Both servers are identical and approved. Related spec: 250GB Drive ...
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0answers
26 views

Hyper-V 2012 R2 x64 UpdateID

I'm trying to write a powershell script in order to manage my updates for multiple Hyper-V 2012 R2 machines. To problem i stumbled upon is that i am unable to find the updateId for it so i can manage ...
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0answers
56 views

Using WebGL on a virtualized server

Our company have some virtualized servers where guest is Windows Server 2008. IE 10 is installed. Now we want to use a Java application that use WebGL to visualize a 3D image in IE. The end user ...
2
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0answers
94 views

How Hyper-V server 2012 shares processor usage over virtual machine?

I have a Hyper-V server 2012 installed on my physical server (bare-metal). For testing purposes I created 2 VM machines (windows 7) and began testing server processor usage while VM runs at 100% ...
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0answers
43 views

Reference Image creation with MDT stuck

I'm following this tutorial to create a Windows 10 reference image https://technet.microsoft.com/en-us/library/mt297533.aspx I followed two times all step excepted adding Microsoft Visual C++ and ...
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1answer
117 views

Hyper-V host memory requirements. Possible over allocation to guest VMs?

System: PowerEdge R430 Intel Xeon E5-2440 (dual) 32GB RAM Hyper-V 2012 R2 VMs: DC - 8GB RAM APP - 19GB RAM The VM's are not configured for dynamic memory. The client was complaining about ...
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1answer
42 views

Is there a Azure replica server for Azure vms?

We are currently using a Virtual machine in azure and are currently looking at our recovery side of the Azure solution. In our on site recovery we use Hyper-V Replication mode Replica to a Hyper-V ...
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0answers
44 views

Hyper-V avhd files compressed

I have inherited a machine at a client site that the previous IT person thought it would be a bright idea to compress all the AVHD and the base VHD files for one of their servers running under hyper-v ...
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1answer
116 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 ...
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0answers
133 views

Hosting a Odoo 9 onsite with Hyper V- Security concerns

I have a small business network: Hyper V Host (2012R2) VM-Active Directory (2012R2) VM -application, print, etc server (2012R2) Several client pcs, some on domain, some not, all running Windows 7 ...
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42 views

Hyper-V Host Shutdown script

So I have a cluster for Hyper-V and am working on a script to move all active VMs to a host over the weekend, put the hosts in maintenance mode, and then poweroff all but one of those hosts for the ...