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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220 views

hyper-v not recognizing linux integration services on CentOS7

Why does the Hyper-V host not recognize LIS on the CentOS 7 machine? Hyper-V Manager Version 6.3.9600.16384 uname -r shows 3.10.0-123.el7.x86_64 lsmod shows hv_storvsc, hv_netvsc, hv_utils and ...
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1answer
26 views

exchange 2010 storage on hyper-v

Working on planning new Exchange 2010 to migrate my existing email infrastructure on it. I have ~120 users with ~3-8 Gb mailboxes and a lot of public folders (~80 Gb). Total used mailbox space on ...
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2answers
167 views

What is the correct way to activate a Server 2012 Guest in Hyper-V (NOT R2) with a server 2012 host using virtualization rights?

I've done quiet a bit of searching on this and can't seem to find an answer, everything seems to refer to R2 and AVMA or just simply states you are allowed 2 visualization rights and nothing else. ...
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2answers
58 views

Hyper-V Cluster on SAN + SSD Local Storage

I wanted to know if there are any methods that anyone has done with the following: All of my servers on the hyper-v cluster are stored on the SANS. I have a desire to have the speed of SSD on two of ...
12
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8answers
1k views

Free hypervisor for small configuration

I'm building a server for virtualization for a non profit organization. I was planning on employing VMware ESXI free but I'm second guessing my plan because newer ESXI don't seem to be well supported ...
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3answers
578 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 ...
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1answer
132 views

LSI MegaRaid 9260-8i low performance in comparison

I was given the task (aka dumped into my lap) to examine low Read/Write performance on a system running Server 2012 R2 /w HyperV role. The system in question: Lenovo RD340 LSI MegaRaid 9260-8i (no ...
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0answers
22 views

Recovering from a HyperV snapshot being manually deleted incorrectly

I have a Windows 2008 Hyper-V (6.1.7601.17514) host which has a guest VM running in Hyper-V. The guest had 2 snapshots created after software was originally installed on it. At some point, someone ...
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3answers
11k views

CentOS 6 on Hyper-V - network adapter doesn't work (no checksum feature)

I have installed CentOS 6.0 on Hyper-V Server 2008 R2 SP1. VM has only synthetic network adapter enabled. Installation was successfull (without any network), then I installed Linux Integration ...
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0answers
31 views

DPM 2010 - Unable to 'Backup Using Child Partition' since 2012R2 cluster upgrade

We recently upgraded our 2008R2 Hyper-V cluster to 2012R2 over the weekend. I'm trying to create some new protection groups on our DPM 2010 server but we are no longer able to create 'Backup Using ...
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1answer
19 views

Reconfiguring large Hyper-V network for speed with failover

I currently have 10 IBM x3650 M4 Servers. Each consisting of a minimum: - Dual Xeon - 192GB - 384GB - 2TB SSD RAID 10 (8 x 500GB Drives) - 4NIC All hardware is redundant, PSU, CPU, RAM etc. Each PSU ...
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3answers
3k views

Hyper-V Manager: right-clicking on local or remote VM crashes MMC snap-in

I have a Windows Server 2008 R2 Enterprise SP1 machine that I log into and use to manage virtual machines running on multiple Hyper-V servers on our domain. Sometimes, when I right-click on a local or ...
5
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1answer
1k views

Connecting to IIS on Hyper-V Windows 8 host from XP virtual machine [closed]

I have a windows 8 machine running an XP virtual machine with Hyper-V. The virtual machine uses an 'external' virtual switch, and after 'Integration Services Setup', it can see the internet ok. My ...
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1answer
30 views

Virtualized IIS 7 Intranet page is slow when querying against SQL database

OK… I’ve been tasked to figure out why an intranet site is running slow for a small to medium sized company (less than 200 people). After three days of looking on the web. I’ve decided to post what ...
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0answers
27 views

Hyper-V - Upgrading a 3 node 2008R2 cluster to 2012R2

I'm just after a some advice/tips on upgrading our 3 node Hyper-V cluster from 2008R2 to 2012R2. I have 3 x Dell r710s running Server 2008R2DC. These are clustered and running about 15 VMs (5 on each ...
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1answer
99 views

Restore Hyper-V Virtual Machine

I had a virtual machine on Hyper-V. I copied 1 VHDX and 2 AVHDX (This VM had 2 snapshots) to a disk drive. Now I want to run latest version of VM on other Hyper-V. As I understand I should merge them ...
0
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1answer
38 views

Microsoft DPM virtualisation

can Microsoft DPM backup server be virtualised? Are there any special requirements? Also, does DPM need to be in a domain or can it live without being a member of a domain? Thanks a lot for your ...
2
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0answers
402 views

Connect Hyper-v Manager on domain PC to a workgroup Hyper-V Server

We have a small lab network: There is 1 server running Windows 2012 R2 Hyper-V Core. It is not joined to a domain. My PC is part of a domain, running Windows 10 When I was running Windows 8.1, I ...
3
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3answers
6k views

CentOS 7 and Hyper-V

I'm trying to install CentOS 7 using Hyper-V and it's failing with the following error message: tsc: Fast TSC calibration failed PCI: Fatal: No config space access function found i8042: No controller ...
5
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1answer
5k views
1
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1answer
2k views

How can I manage Hyper-V Server 2012 R2 from Windows 7 with PowerShell

I am tearing my hair out at the moment trying to do this. Just a couple of things to clear up: I have Windows Hyper-V Server 2012 R2 freshly downloaded and Remote Administration enabled; I have a ...
0
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2answers
35 views

How to forget remote folder user credentials?

I couldn't create a VHD disk on a remote share (\\ortak\backup\lucasrv) because I supplied the wrong credentials, and saved them in the Remote File Browser dialog box. I can create VHD disks at ...
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0answers
267 views

Can't mount or edit VHDX file, in use

OS is Windows Server 2012 I have a VHDX file that we've been using for backups since Windows won't play nice with our NAS. The first 6 backups worked flawlessly, and they show up in the Windows ...
2
votes
1answer
51 views

Exclude a MAC address from the Hyper-V address pool

I have a Hyper-V environment on Windows Server 2012 Datacenter. One of the Virtual Machine (VM) has a License Server. One of the license was generated due to the Mac address that the VM had at that ...
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0answers
32 views

DAS or NAS for Microsoft NAV, File Sharing and AD

We are changing the infraestructure of the bussines, we are now 20 users, and I have a problem with the desing, and a question about DAS and NAS. Currently we have a server that is going to be a ...
4
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4answers
194 views

Risk when deploying virtualized production servers without in-house virtualization expertise?

I've been asked to evaluate moving three production servers to a virtualization platform. The servers currently run Windows Server 2003 with a mix of applications that, given a catastrophic failure, ...
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0answers
37 views

Virtualizing some domain controllers in a forest

our company has an AD forest made up of a root domain (domain ROOT) and two child domains (SUB1 and SUB2). The ROOT domain contains 2 DC's. SUB1 has 4 DC's and SUB2 has 3 DC's. Currently all the DC's ...
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0answers
41 views

Assigning a static IP to a Windows 8.1 Pro Hyper-V host

I have a Windows 8.1 Hyper-V host. It has 2 interfaces. One interface is dedicated to hyperv vms (uses physical device "Broadcom NetXtreme Gigabit Ethernet #4) The other interface (Broadcom NetXtreme ...
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2answers
11k views

Cannot ping a VM from a Hyper-V host

I am facing a weird situation in my network environment. My infrastructure looks like this: I have a D-LINK DIR-635 acting as my default gateway (192.168.0.1) A physical Windows 2012 Server ...
1
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4answers
336 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 ...
2
votes
1answer
161 views

Unable to Boot Ubuntu 12.04.5 VM running on Hyper-V 2012 R2

We have a VM running Ubuntu 12.04.5 which we're currently experiencing issues with that will not boot up correctly. Based on my research it appears there are known issues with some storage drivers ...
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1answer
44 views

Hyper-V failover cluster auto load balancing

We have a 2 unit Hyper-V cluster and I was wondering if there is a way to auto load balance the two? If one unit is restarted then I need to manually reassign some of the VMs to the unused hypervisor, ...
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2answers
101 views

Hyper-V Guest VM disappeared after reboot

I just rebooted my machine running Windows 2008 R2 Datacenter and on reboot my most crucial VM simply disappeared. I have read this can be due to corruption in the symbolic link or XML file holding ...
1
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2answers
79 views

One machine and Hyper-v

I have one machine (Dell T320 Intel Xeon CPU E5-2401 @ 2.4GHz w/ 32GB Ram). I'm running Windows Server 2012R2. I have a total of 5 users. I need to run AD, DNS, File and Storage Services, and Print ...
7
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4answers
30k views

Hyper-V Manager - How do I Connect to Hyper-V Sever 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 ...
0
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1answer
160 views

VM Workstation in azure Hyper-V

I have a Virtual Machine windows server 2008r in Azure, wich I connect with remote desktop. When I'm in the Virtual Machine of Azure, I have a Phisical Virtual Machine of linux, with VM Workstation. ...
0
votes
1answer
754 views

Adding existing Host to SCVMM: Error 2912

When trying to add an existing Hyper-V-Host to SCVMM I get the following error: Error (2912) An internal error has occurred trying to contact an agent on the %serverName%. (Unknown error ...
0
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0answers
96 views

Hyper-V on Server 2012 R2 Core and RemoteFX

Hoping somebody might be able to shed some light. Looking at purchasing a graphics card for a Hyper-V server to speed up 3d processing. This microsoft article states a requirement to use vGPU is ...
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0answers
47 views

Remote management of Hyper-V server and its VMs

I am setting up a Microsoft Hyper-V Server 2012 R2 server (SRV1) with several VMs. Some of those VMs will contain Active Directory, SQL Server, Apps, etc. I also have a second phyiscal server (SRV2) ...
0
votes
2answers
82 views

SAN: How to determine amount of LUN and CSV

We have inherited Hyper-V environment (2008 R2) with SAN storage (HP4500 hardware). Two hosts and two SAN's for redundancy. Whilst I understand virtual machines well, I guess, my knowledge of storage ...
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votes
5answers
2k views

Virtualization of Servers / Raid Configuration for a small business

If I was to build a virtual server for a small business (Hyper-V if specifics matter) that was going to be based on 2 primary disk arrays one being Raid6 and being Raid10, and did something along the ...
0
votes
0answers
255 views

2012 R2 Failover Cluster & Microsoft CSV Shadow Copy Provider

I am hoping that someone can help me out here. I have a 2 node 2012 R2 Hyper-V Failover Cluster, and I am trying to get our Veeam backups to work on this Cluster. On node 1 the backups work fine ...
0
votes
1answer
328 views

Hyper V Screen Resolution too Small

I have created a Windows 7 VM in Hyper V. When I open it with the Hyper V console, the screen is way too small and the VM is unreadable because it's all too small. I have set it to be 800x600 but ...
0
votes
1answer
40 views

RAID 0 arrangement for max IOPS with mechanical drives

We need to run a high number of low-resource VMs concurrently in 2012 R2 Hyper-V. We've experimented with various configurations and using Perfmon.exe for reporting, we've found we're bottlenecking ...
2
votes
4answers
391 views

Run shell command on Azure Linux VM from PowerShell

I have a Linux server on Microsoft Azure. It's an Ubuntu 14 Server. Apparently, I've done something wrong with the UFW (firewall) configuration and now I can't ssh into machine at all. I need to ...
5
votes
3answers
341 views

No volume groups found - CentOS

I have migrated a CentOS 5.11 server from VmWare to Hyper-V and when trying to boot the server. I'm getting the following error messages: "No volume groups found" ""VolumeGroup00" not found" and ...
0
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1answer
156 views

Layer 2 OpenVPN Bridge Headaches

I have a "working" layer 2 home->cloud (Vultr) bridge over OpenVPN. On both ends is an OPNSense firewall (since pfSense doesn't plan to switch to libreSSL due to "rude forking" by the libreSSL devs). ...
1
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0answers
152 views

Slow mouse response in Centos 6.7 on Windows 10 Hyper-V [closed]

I'm using the standard desktop installation of Centos 6.7. Following that I installed the Linux Integration Services for Hyper-V (https://www.microsoft.com/en-us/download/details.aspx?id=46842). The ...
4
votes
1answer
5k views

Unidentified Network for HyperV Internal Switch

I am trying to setup a HyperV internal switch for the guest OS on a Windows Server 2012 host. After creating the new Internal Switch through Virtual Switch Manager, I can see the virtual adapter under ...
3
votes
3answers
6k 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?