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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Inherited Ill-Conceived Hyper-V Thin-Client Environment: what now?

I have a new client that has purchased 10 thin clients. The thin-clients are each operating as users of a single Hyper-V virtual machine running Server2012. The VM is running on its own server, also ...
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31 views

10 Virtual Machines with 1 User or 1 Virtual Machine with 10 Users?

I have just taken on a client that wants to use Hyper-V and thin-clients together in a 10-client workspace setup. There is a single server with Windows Server 2012. Is it better to set up a single ...
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7 views

Hyper-V Manager can't find virtual machine [migrated]

I am using the Hyper-V Manager and following a Microsoft Learning tutorial. I already have the three folders representing the Virtual Machine in: C:\Program Files\Microsoft ...
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10 views

How to Setup Exchange Server 2007 SP3 in a Hyper-V 2012 Private Switch Test Environment?

What we want to do I want to setup a private virtual lab on my hyper-v host (HOST). We currently run Exchange Server 2007 SP3 on our email server and plan to upgrade it to Exchange Server 2013. My ...
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12 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). ...
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2answers
93 views

SATA vs SAS vs SSD for Virtual Machine Automation

We're using SCVMM and Hyper-V hosts to manage our Automated VM environments. Currently we have two servers with 3 7.2k consumer drives each (one for host OS/Storage, two for VMs). It's hard to say ...
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21 views

Hyper-V Host Requirements [on hold]

We are considering consolidating three lightweight physical servers onto one machine using Hyper-V. I've received a quote for an HP ML310e Gen8 with the following specs: 1 Intel Xeon E3-1220V3 ...
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17 views

HP server converted from physical to virtual has no network devices and mouse won't captured after every reboot

I just converted HP Proliant DL380 G7 Windows Server R2 Standard using Disk2Vhd utility. Removed a few HP based things, assigned static IP addresses and then rebooted. When rebooted, there were no ...
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40 views

Route Print shows Interface as “c”

We are having issues with servers that are losing their network access after reboot. When I was looking at route print, I noticed under the Interface it says C. Any idea what this is? Currently ...
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3answers
96 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 ...
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24 views

Binding multiple public IPs to one Hyper-V Virtual Machine

I have a Windows 2012 R2 with Hyper-V running. I have created an external Virtual Switch and a VM ( virtual machine). The VM has it's own public IP. I can ping that VM from a remote computer and it ...
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30 views

Hyper-V and Openswan

I have Openswan on Hyper-V and I have notice that for every tunnel I have there is no route. So the tunnels are established, local pc can ping each other. With "ip xfrm policy" the policy are shown, ...
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72 views

Hyper-V host with one External IP address. How do I assign guest VMs an internal IP and configure NAT?

I've been struggling with this for a few days now, I've got a Hyper-V host with one statically configured external IP address. There is no DHCP server or internal network to retrieve an IP. How do I ...
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0answers
133 views

Can't Connect to some Hyper-V 2012 R2 servers after Windows 10 Updrade on Domain

After upgrading my PC from Windows 8.1 to Windows 10, i am unable to connect to some of our Hyper-V 2012 R2 Servers from Hyper-V Manager. Both my PC and all our Hyper-V servers are joined to the same ...
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25 views

Does Windows Hyper-V Server 2012 support direct access or RDP to guest machines?

Windows Hyper-V Server 2012 has a limited GUI with commandline console only access. Is is possible to get access to the Guest machine though RDP or otherwise on the Hyper-V Server's console? Or is the ...
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14 views

Hyper-V CentOS 5.11 kernel: journal commit I/O error

Running CentOS i386 5.11 with Hyper-V I have found an issue where a newly installed (and updated via yum) box has corrupted itself the first warning was in the SSH session kernel: journal commit I/O ...
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26 views

Map USB External HD to Hyper V Server 2012

I wanted to attach a USB external HD to one of my VM. I got Hyper-V Server Core 2012 R2. So I was about to follow any guides on internet (like this one Accessing USB Drives in a Hyper-V VM ), but I ...
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27 views

Hyper-V Replication Failures

I have 2 sites with failover clusters running Hyper-V 2012. When I started this job the production website (site A) was on Server 2008 running Coldfusion 9, SQL 2008 all on one machine. I upgraded ...
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28 views

Hyper-V Guest looses network connection when configured with VLAN id and NIC teaming

I have Windows Server 2012 R2 Standard host with two physical netwrok interfaces configured for teaming (Hyper-V Port). Virtual machine is assigned Hyper-V Virtual switch, and only then virtual ...
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2answers
46 views

Windows Server 2008 NLB doesn't respond to ARP request

I have two instances of Windows Server 2008 running in Hyper-V VM's. The two instances are configured in a multicast NLB. I can ping either node from another subnet, but I get a timeout when pinging ...
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1answer
62 views

Fedora 22 Server on Hyper-V: Cannot reach httpd

I have created a WinS2012 Hyper-V Guest running Fedora 22 Server. HTTPD is running on the guest and listening on ports 80 + 8008. I have checked selinux - both ports are allowed for httpd. I can get ...
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42 views

Hyper-V won't start VM on startup

Win 8.1 Pro, Hyper-V v6.3.9600.16384, 32 gig RAM, SSD boot drive & SSD drive for VMs/VHDs I have the VM Automatic Start Action set for 'Always start this virtual machine automatically'. I have ...
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87 views

Hyper-V lost synthetic NIC after Debian 8 dist-upgrade?

I'm running a Debian 8 vm on Hyper-V (Win Srv 2012R2) and when I did a dist-upgrade of stable, I lost all network connectivity. Using the console, I was able to see the network interfaces as UP but ...
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24 views

Separating test environments

We're utilizing TFS and Hyper-V with SCVMM for our testing environments, but unfortunately we don't have any network separation right now. We had to create our own domain in order to most effectively ...
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37 views

Hyper-v virtual machine acting as two separate vm's

I have a Hyper-V virtual machine (vm1) that has two separate instances of itself. I can log into what should be the same VM (vm1) through Hyper-v and RDP (Remote Desktop Connection) with the same ip ...
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13 views

Force disk cache even if guest uses direct i/o

Have IBM db2 on Rhel on Hyper-V on Windows Server. The *.vhdx file is on CSV. e.g. C:\ClusterStorage\volume1\hyper-v\oktest-lb1\oktest-lb1.vhdx. db2 uses O_DIRECT flag (uncached i/o) for its database ...
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1answer
39 views

Hyper-V VLAN with static IP

Trying to setup/simulate Hadoop cluster locally via multiple (hyper-v) VMs. I'm using hortonworks sandbox image for hyper-v which runs centos linux. I can hit the vm, if I use an internal switch and ...
2
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1answer
116 views
+50

Veeam Hyper-V backup error: Microsoft Hyper-V VSS Writer VSS_WS_FAILED_AT_POST_SNAPSHOT

I have an error from a Veeam Hyper-V backup of a Virtual Machine in a Hyper-V host: Unable to create snapshot (Microsoft CSV Shadow Copy Provider) (mode: Veeam application-aware processing). Details: ...
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15 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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20 views

Setup server hosting hyper-v as a router

I have a windows 2012 server hosting several windows VMs by hyper-V. As I was building this infrastructure at home all VMs got IPs assigned from my home router (DHCP). So both hyper-v manager and VMs ...
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2answers
21 views

Does a dynamic VHD automatically add space to its local drives?

OK, this might be a stupid question but I'm new to this. Dealing with Hyper-V server 2008. So let's say I got a dyamic VHD which has a 70gb max when i inspect it in Hyper-V, and then the C: drive of ...
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37 views

Shrinking and extending disks on Server while running?

So I have a server with Hyper-V and a Drive C: (OS) and D. Drive D stores all of the VHDs that I run. Drive C shows up as Disk 0, and D as Disk 1 under Disk Management respectively. Now Drive D gets ...
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48 views

2012R2 Hyper-v host CentOS7 guest slow network speed over external network

I have a Hyper-V host on win2012R2 (Version 6.3.9600) with two gigabit network adapters, one of them connecting to a gigabit router (the another one is currently out of use because lack of a gigabit ...
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31 views

Can I backup a VHD to an identical system and boot in case of hardware failure on the original?

Pretty much all in the title. I'm already using Hyperoo to backup the vhd file to a identical server and was wondering if it would be possible to add the vhd file to a Hyper-V virtual machine and ...
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1answer
19 views

Refreshing VM with limited Disk SPace

I have a Hyper-V machine that crashed. I am trying to refresh it but the disk is too small when I load the disk.ISO in. I tried to expand it but I still get the screen. Is there a way to add the added ...
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3answers
53 views

Can we build a Hyper V failover cluster without a SAN or other shared storage?

I have a question about Hyper-V Failover Cluster. I have 2 server Hyper-V and want to use a failover cluster. As far as I know, I need a SAN server for that, so do we need it in here?
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52 views

Hyper-V & SSD Best Performance

I'm building a Hyper-V host using Windows Server 2012. It will be hosting 3 Hyper-V images. I have a SSD and a larger standard HD. I cannot fit everything on the SSD. Performance wise, will I be ...
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44 views

Unresponsive Server 2012, may be because of Hyper-V

there is a setup: ProLiant, Xeon, 16Gb on the host, 3 VMs (2 servers 2012 + Win7). Not all three VMs work simultaneously all the time. The problem is that sometimes host (and mostly all guests) ...
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25 views

String domain on RDP file not working

I am about to flash 80 HP T620 Thin Clients (TC) which will only be used to launch an RDP file so users can connect to their virtual machines on our Hyper-V environment. In the end, the TCs will be ...
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32 views

Hyper-V doesn't recognize when a DVD is swapped

I'm running a Windows Server 2012 Host with five Windows Server 2012 guests. All have the latest updates installed. Whenever I add the Host's DVD drive to one of the guests, the guest will recognize ...
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1answer
43 views

Hyper-V Server Deployment - adapter configuration

I'm sure this question will have been asked somewhere before. In fact I'm sure I've read about it before too, but I can find any resources to help me along my way. What I'm trying to do is deploy a ...
2
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1answer
116 views

Hyper-V VHDx Compacting & SIzing Issue - No Minimum Size, Unable to Shrink

Trying to recover ~450GB unallocated space from a VHDx total filesize. Thanks for taking a look at this issue: Hyper-V Server 2012. Dynamic VHDx (we'll call it disk2.vhdx) with a file size of 1.5TB ...
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1answer
53 views

How do I safely clone a Linux VM in Hyper-V?

This is a home lab, so nothing critical. I have a base Linux ISO I'm installing for all my VMs, but the install takes a long time, and even once it's done, I still have to go install a ton of updates ...
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90 views

Why does a Hyper-V, Windows Server 2008 R2 server occasionally stall?

I'm running a Virtual Machine server on Hyper-V that stalls about once a week, effectively rendering certain services it is running to be useless. -The physical host machine CPU: 6-core Xeon ...
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42 views

How to open Hyper-V Manager in Hyper-V Server 2012?

In Windows Server 2012, to open Hyper-V Manager, in Server Manager I would just go Tools >> Hyper-V Manager. How do I open Hyper-V Manager in Hyper-V Server 2012? I want to allow replication to this ...
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27 views

Hyper V and NAT Redirect IP on different VM

I have 2 IPs public (but one physical network port) and i want redirect IP public 1 on my VM 1 and, IP public 2 on my VM 2 But when i check my NAT configuration i can just redirect port on my interne ...
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361 views

Server 2012 R2 Hyper-V Virtual Switch host mac address conflict 331FLR

I have 3 new HP DL360G9 servers all running Server 2012 R2 standard with the Hyper-V role installed. All the servers have the built in Intel 331FLR 4 port gigabit nic. I have the ports teamed into 2 ...
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1answer
75 views

converting physical windows 2003 server through disk to vhd tool to hyper-v server

i am trying to do P2V conversion through disk to vhd tool. conversion is successful but after conversion when i attach the disk c: drive or d: drive its shows additional drives in disk management same ...
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53 views

powershell command to get a list of all the snapshot in vmm (hyper-v)

i am using below script to get snapshot which are associated with my particular VM, but i am getting only recent snapshot information , can someone correct me in below script - $vmcheck = Get-VM ...
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1answer
42 views

Hyper-V Guest data encryption

I have a new requirement to encrypt the data inside an sql database while it is at rest. So far I've looked at Bitlocker (see below), and other commercial products (I won't name because I'm not ...