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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2k views

Running KVM/XEN/Hyper-V VMs from a RAM disk, is this possible? Practical?

Currently I'm using ESX (v3 and v4) to test a scripted OS (Windows 2003) and application install DVD. The DVD ISO (8GB) is mounted on a 1Gbps NFS datastore and the VMDK's (20GB) are on an SSD mounted ...
0
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0answers
426 views

Cannot connect to Remote Desktop from difference subnet

I have a problem about Remote Desktop on Hyper-V Server 2012 R2. I cannot connect to Remote Desktop from a different subnet. The server is multihomed with two NICs, one connects to the public network ...
0
votes
1answer
105 views

Perfomance of SQL Server on Hyper-V VM

I decided to try server virtualization and I have not had such an experience before. I installed Hyper-V Core 2012, created a virtual machine and installed Windows Server 2008. On this VM I should ...
0
votes
1answer
50 views

Is it possible under Windows Server 2012 to run Terminal Services but have it run a VM?

I have a Windows Server 2012 box that I'd like to be able to host up to 5 TS instances on it. However, it would be ideal if those instances could actually fire up a Hyper-V VM running Windows 7. So ...
0
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0answers
20 views

What are you allowed to run on a Free Hyper-V 2012 host? [duplicate]

I have been looking for a "layman" version of the license for the Free Hyper-V 2012, and more precisely, what services you are allowed to run on the host. The OS itself does not prevent you from ...
0
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0answers
241 views

Hyper-V not getting IP Address for PXE Booting

I'm trying to get a Windows installation happening within a Hyper-V machine from a WDS Server in a VM. It's a bit of a confusing set up. I have my laptop which is running 2 VMs - One is Windows Server ...
12
votes
2answers
830 views

Is the gang scheduling employed by VMware a serious drawback?

I was reading some technet articles as well as this one regarding the differences between the way VMware and hyper v doing CPU scheduling. I was wondering if I could get some objective info on this. ...
1
vote
0answers
171 views

Cannot connect via RDP due to NLA error

I have one DC that also acts as a Hyper-V host. It hosts a build server, and a WDS server. Up until Daylight Savings happened a few days ago these were both working fine and I could remote in no ...
3
votes
3answers
768 views

How to find virtualization performance bottlenecks?

We have recently started moving our C++ build server(s) from real machines into VMs. (MS Hyper-V) We have some performance issues that I've currently no idea how to address. We have: Test-Box - ...
4
votes
2answers
3k views

Running an Active Directory Primary Domain Controller as a virtual machine?

Should the Active Directory PDC always be a physical machine or would it be okay to run it in a VM? What are the implications/trade offs/gotchas? As a corollary to this, what about running a physical ...
0
votes
1answer
120 views

Resizing VHDX Fixed Disk

I recently converted a Dynamic VHD disk that was 95GB in size(only uses 60GB inside the guest) and now as a fixed disk it is 170GB in size. How can I resize the newly created fixed disk to under ...
1
vote
1answer
485 views

Hyper-v dynamic memory client machines always use maximum memory

When I create a virtual machine in Hyper-V and set it up to use dynamic memory, the virtual machine will always use the maximum memory within the virtualized OS. Hyper-V will show the assigned memory ...
2
votes
1answer
40 views

New to virtualization, new hardware, and Server 2012 Standard w/ Hyper-v role

I run a small web hosting company and we are in the process of replacing all of our old physical servers (HP Gen4/5) with brand new hardware (HP Gen9 w/ Dual E5-2650v3's, 128G ram, 6x300G 15k 12G SAS3 ...
0
votes
0answers
180 views

SCVMM 2012 R2, single logical network both on trunk and access port

I've got a rack with a number of servers, both new and old.. The infrastructure we have uses 4 different networks for different purposes (e.g. Internet, AD, SQL and iSCSI) Newer servers have 8 NICs, ...
2
votes
1answer
1k views

Compacting VHD disk images when they are dynamic

I have a Hyper-V server running on WS2012. I have a Windows 7 running as a dynamic disk. I delete files and more from within to attempt to save disk space and reduce the size. However, the size does ...
0
votes
0answers
60 views

Hyper-V 2008 R2 Core Backup Single VMs

Well, after so many tries and searching I finally asking for help. I don't get the whole procedure. I want to backup single VMs of a Hyper-V 2008 R2 Core. There are 6 virtual machines running on that ...
0
votes
1answer
856 views

Performance issue HYPER-V : VM shows very high CPU use, but the Physical machine shows very small CPU use

My Hyper-V VM(Server2008R2, SP1) shows very high (almost 100%) CPU use when fully under heavy load (6cores from total physical 8cores, 25Gb RAM from total 32GB) - used as TS, Picture TOP right corner ...
1
vote
0answers
155 views

Hyper-V VMs keep losing network connection

We had a major power loss in our server room two days ago and several Cisco Nexus 2232PP FEX devices went down. We were able to get everything back online, but since that event we've been experiencing ...
-11
votes
1answer
97 views

Super-power PC for many users - Server (2008 R2) on Hyper-V can not use full Machine hardware resources [closed]

Desription of problem changed : how to make sure, that my Hyper-V is using all my hardware resources, and if it is using, what is the bottleneck of the system, when discovering performance issues? - ...
1
vote
0answers
23 views

How can I create an external switch but refrain to use the external dhcp in Hyper V?

The requirement might seem strange. I have an organisational network (external network), but I desire to create a own private network of VMs in Hyper-v with its own domain and DHCP server(which runs ...
0
votes
1answer
58 views

tomcat-webapp not accessible via port after windows-update

we are running 4 Virtual Machines on a MS HyperV Host. On one of the VMs (192.168.50.15) we have multiple Tomcat-Webapps on separate ports - 9010: Jenkins - 9020: Atlassian Jira - 9030: Wiki .. ...
0
votes
0answers
97 views

Unable to create Hyper-V VM on SMB share

I'm trying to create a VM on Hyper-V 2012 R2 server and I'm getting this error: The server encountered an error while creating VMNAME The Operation failed Failed to create external configuration ...
0
votes
0answers
52 views

stop rdp to deactivation session after close

I try to run VNC Server on my Server2012 R2 (VM on HyperV Host). I login via RDP (mstsc.exe) to a Windows Server 2012 R2. Connect via real VNC to the Server also. After closing the Windows RDP ...
0
votes
1answer
547 views

Poor RemoteFX Performance

I have Hyper-V running on an DELL Optiplex 9020MT Core i7 3.8GHz with 32GB RAM on Windows Server 2012 R2. For testing purposes I enabled RemoteFX on the Intel HD 4600 graphics chip built in to the ...
1
vote
0answers
191 views

Conflict between Nvidia Grid K2 & integrated graphics on Supermicro VDI?

My office has a Supermicro SYS-1027GR-TR2-2NVK2 VDI server with dual Nvidia GRID K2 cards running Windows Server 2012 R2 & RemoteFX. We are an architectural firm and use 3D graphics software. ...
0
votes
0answers
615 views

Convert VHD to use on QEMU KVM

I try to convert a .vhd file (VPC) and get this error. I tried different .vhd files without success. I tried also with a fresh exported VHD with disk2vhd and backup Hyper-V .vhd. qemu-img convert -f ...
0
votes
0answers
155 views

Convert KVM VM with multiple drives to Hyper-V (or somehow clone into a single drive system?)

I know this is going to sound weird. I have a VM running under KVM on Centos 6 that ran out of disk space, so 2 qcow2 drives were added, with one of them extending the vg_svn-lv_root LVM VG, and the ...
-1
votes
1answer
103 views

NTP offset between PDCe and DC (Both Hyper-V)

I'm facing an issue, here is the context: 1 PDCe (192.168.1.3 and Hyper-V virtualized) is set as NTP server, its source for time is VM IC Time Synchronization. 1 DC (Hyper-V virtualized) is ...
0
votes
0answers
81 views

Linux on Hyper-v network errors

I have Hyper-V 2012 on HP DL320 G6 I've installed debian 7 i386 on, added two network adapters and configured it as router for my local network. I found out that sometimes wan interface generate ...
1
vote
1answer
116 views

Is it possible to bridge/join two or more vritual (Hyper-V) switches with the same address range over VPN?

I have several Hyper-V servers which are not in the same LAN. On every server are several Hyper-V guest VMs which are connected via an internal virtual switch. Now I want to to connect these two ...
3
votes
1answer
211 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 ...
1
vote
1answer
191 views

How to configure Windows Hyper-V server with Windows Storage Spaces

I creating a Hyper-V home setup. I have a single Machine (haswell CPU, 16GB ram, and SSD) Storage is attached as DAS (5 Disk USB 3.0 enclosure) I want that machine to be a Hyper-V host (Windows Std. ...
0
votes
0answers
127 views

Oracle Linux 6.3 Kernel Panic on Boot after Converting from VMware VMDK to Hyper-V 2012 VHD

I converted a system running Oracle Linux 6.3 from a VMware VMDK to Hyper-V 2012 R2 VHD and now upon boot I'm receiving the error below: Kernel panic - not syncing: Attempted to kill init! Pid: 1, ...
1
vote
2answers
300 views

How to copy/export live domain controllers to a test environment?

Let me explain out scenario: We have a totally virtualized live production system running all the production VMs in a Microsoft Failover cluster. The interesting VMs for this questions are the Main ...
0
votes
1answer
79 views

Stand alone test domain controller and internet access

I've created a virtual machine (the VM is running Windows Server 2012 R2) using Hyper-V on my physical Windows 8.1 box for the purpose of testing Dynamics CRM 2013. This virtual machine is the domain ...
3
votes
1answer
375 views

Backup Hyper-V VMs using wbadmin and iSCSI on Windows Server 2012

I am trying to setup a backup system at my work. We have an Windows 2012 environment with some VMs. We have a SAN and I tried do backups on a shared folder but, because of some incompatibilities with ...
11
votes
2answers
4k views

How do I convert a vhd to a wim file?

I just setup and sysprepped a nice new VM, now I need to convert it to a wim real quick, to upload to my sccm server. For some reason, I can't change the VM properties to boot from a legacy nic for ...
1
vote
2answers
894 views

2012 R2 VDI Setup - No Virtual Templates

I've installed Win 2012 R2 Standard and setting up the RDS role for VDI. I plan to have a pool of virtual desktops. I have done this before and have had no problems so I am very familiar with the ...
0
votes
4answers
5k views

Is there a way with Hyper-V to use the wireless network on my server?

I know that Hyper-V does not support creating a virtual switch together with the wireless network adapter. One previous question here on serverfault asked almost the same question, and that question ...
0
votes
3answers
296 views

Cannot start Virtual Machine

I am trying to setup a Virtual Server using the Windows Server 2008 Hyper-V but each time, when I click start, after creating the Server, I get an error: An error occurred while attempting to start ...
0
votes
0answers
46 views

TFS Running on VHD - How to split across multiple drives

I have a TFS instance which is running on a Hyper-V VHD. The VHD is now getting to the stage where it's reaching the size of the physical hard drive in the server. I will therefore buy another hard ...
0
votes
0answers
176 views

Routing and Remote Access with Hyper-V

I have a server setup with with Server 2012, this server has two NICs. One for WAN and one for LAN. Internet works fine on the server. I setup Routing and Remote Access with DNS and DHCP. Everything ...
1
vote
0answers
288 views

Debian 7 + Hyper-V and random network/DNS problems

Our department is *nix-based exclusively but unfortunately the company we're part of runs on a Windows environment and until I get budget for our own servers I have to run our servers on a Hyper-V ...
0
votes
0answers
75 views

Restoring read only domain controller from VM checkpoint

I have several RODC on remote sites, and sometimes power failures corrupts ADDS database which takes some time to recover. I'd like to move RODC to virtual machine (on same server) to be able in case ...
2
votes
3answers
6k views

Managing Hyper-V server(s) from a Mac?

I run a Hyper-V server running several Hyper-V VMs. I was wondering if there is any way for me to manage the Hyper-V server itself (just Hyper-V role, not the rest of the server box) and the ...
1
vote
0answers
146 views

Hyper-V Replication of VMs with Symantec Endpoint Protection Manager and Symantec Mail Security

I'm hoping for some advice on replicating Hyper-V VMs which are running Symantec Endpoint Protection Manager (SEPM) and Symantec Mail Security for Microsoft Exchange (SMSMSE). The problem is the large ...
2
votes
1answer
224 views

Problems setting Hyper-V permissions

I am using a Windows 2012 Hyper-V server to host some test PCs. Our support personnel should be able to take snapshots of these machines and roll a test machine back to a specific snapshot, but they ...
-1
votes
2answers
1k views

Backing up Hyper-V VMs using “wbadmin” failing on Windows Server 2012

I'm trying to backup a single VM using "wbdamin". I'm using this command-line: wbadmin start backup -backupTarget:d: -hyperv:VM_Machine_Name -quiet But the backup have no success. Looking at my ...
28
votes
11answers
3k views

When deploying a single server on new hardware, do you virtualize it or not?

There are a few questions that I've found on ServerFault that hint around this topic, and while it may be somewhat opinion-based, I think it can fall into that "good subjective" category based on the ...
0
votes
1answer
228 views

Slow Performance on Exported Hyper-V VMs

I have an Windows Server 2012 environment with Hyper-V virtualization. My VMs were running very well but my machine was running low on disk space. After buying an new HDD and installing it on my ...