Virtualization is the process of using software to emulate an entire computer, in which "guest" operating systems can run.

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Using Xen paravirtualization, run Windows in Dom0

This documentation describes how Xen is accomodating Windows by virtue of 'Xen Windows GpIPv'. http://wiki.xenproject.org/wiki/XenWindowsGplPv But what I can't determine is wether or not, by dint of ...
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How to increase disk space in linux

I searched but can’t find a simple solution and easy to implement. I have a VM with two disks, one with 50Gb and other with 20Gb, and I need to increase 10Gb in the disk of 50GB so that you have ...
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3answers
58 views

Running Windows install on real HW through Linux VirtualBox Host

Assume a box with both Linux and Windows installed on real hardware. Is there any way of booting the Linux and starting the Windows system via VirtualBox or some other virtualization framework from ...
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85 views

virsh - Failed to detach disk

I'm getting the following error when trying to detach a disk in virsh: virsh # detach-disk svr21 xvdb --persistent error: Failed to detach disk error: Requested operation is not valid: Xm driver only ...
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1answer
311 views

Virtual Machine faster than host computer?

It seems impossible, I am shocked. I installed Windows 7 on my PC, it took about 30-40 minutes to install, and normal boot (when there's no program installed) takes me about 30 seconds. I run a VM on ...
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589 views

Xen fails creating VMs using xl toolstack

Ever since xen 4.4 has been rendered obsolete; I tried to switch from xm toolstack to xl. This wasn't really turn to be a simple task though. I've been getting errors, libxl wasn't able to work around ...
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2answers
825 views

Steps to make native boot vhd boot in virtual box

Apologies in advance if this has been previously discussed, I did my best attempt at searching and could not find what I was looking for. My issue is that I have a windows 8 vhd I want to update to ...
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1answer
8k views

64-bit Windows guest in VirtualBox impossible without VT-x support?

I have successfully installed Windows Vista 32-bit in a VM with VirtualBox. Now I'm trying to do the same with Windows Vista 64-bit and it just isn't working. I have created the VM but it seems that ...
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1answer
27 views

networking in virtualization

I have a redhat9 as guest and a fedora18 as host. the guest is connected to network but I'm not sure through bridge or nat. I just know that other machines can't ssh or ping it. because they are not ...
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52 views

Pano Logic virtualization with WINDOWS 7, VMWare VIEW doesn't start (worked with XP)

Our Pano Logic virtualization with Windows 7 (using VMWare View) doesn't start. The Pano system can't seem to make a connection. However, it worked with Windows XP before. Domain: check DHCP: check ...
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2answers
2k views

How to enable VT-x on ASUS K53SV?

I'm trying to install Intel HAXM (Hardware Accelerated Execution Manager). However, during installation, I get an error saying that VT-x is not enabled. As you can see, the image below proves the ...
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51 views

KVM Arch install - no network

I often use KVM to try out various Linux distros. All I have tried so far get an automatic network, Red Hat and Debian have all connected out of the box, no problem. Makes installations very easy. ...
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1answer
90 views

Enable hardware virtualization in windows 7

I'd like to enable the Hardware Virtualization functionnality in my Computer, so download the Securable Tool. When i launched the program i got this result My computer's configurations : I ask: ...
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1answer
227 views

Virtual Machine in Windows causes mouse pointer artifacts

I feel like I've seen this problem with multiple virtual machines with Win8 and Win7 on multiple physical machines using VMWare and Visual Studio Tablet Simulator. Once you start using a virtual ...
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24 views

Snapshotting virtual disks mounted in Windows without using vritualization?

I know that you can mount VHDs in Windows, but you can't create snapshots on the go, like in virtual machines. You have to unmount it first, create a differential VHD using Diskpart and mount it ...
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121 views

Can virtual storage shorten the life of SSD?

AFAIK SSD's controllers are distributing writes over free space on the disk, trying to equalize usage of memory cells. Now let's image that I have 40GB of free space on SSD, and running VirtualBox ...
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0answers
105 views

What's the diffrence between snapshot-create and snapshot-create-as in virsh kvm?

On my virtualization system there are some VMs. One of them was aimed for testing some services on it. So in this case I need to have the first state of that VM. I searched for a solution found the ...
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1answer
196 views

virtual machine replication between two separated Hyper-v clusters

I have two identical hyper-v cluster configurations. Here is the configuration: 2 hyper-v servers in cluster with shared via fiber channel storage. There is a 10 Gbit ethernet between these ...
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30 views

Windows Server 2012 Remote desktop substitution

Is it possible to substitute the program that Windows Server 2012 by default uses for remote desktop with another program? I need a program that can handle OpenGL, and it is my understanding that by ...
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1answer
148 views

Why does speccy say that virtualization is not supported, when it is enabled in the bios?

I have an AMD FX 6300, and I have virtualization enabled in the BIOS (I checked it twice) but Speccy says it's disabled. I am on Windows 8.1 and can run VM's on Hyper-V fine, is this something I need ...
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2answers
351 views

Can I virtualize a physical hard drive directly on ESXi?

I want to virtualize one of my existing operating systems (Ubuntu Server 12.04) to use the VM in my new ESXi setup. I know that I can use the vmware converter standalone client on my Windows laptop to ...
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147 views

Not able to ssh into host from KVM guest when using user mode networking(default)

I used virtual machine manager to create a Ubuntu VM which uses default NAT based networking still using the default address 10.0.2.2 I am not able to ssh into the host, neither can I connect to VM ...
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27 views

broken virtual enviornment virtualenv?

I am getting this error when I run python in my virtual enviornment: (env):~$ python Could not find platform independent libraries <prefix> Could not find platform dependent libraries ...
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30 views

Installing OS on target disk from external dock

I want to install Windows on my SSD, but I don't want to plug it in via SATA. I have an external HDD dock, so I'm going to plug it in there. Question is; how can I install Windows from my external HDD ...
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1answer
33 views

File System for virtualization server [closed]

I am going to be running a Proxmox (a virtualization distro based on debian wheezy) server. There is going to be 1 or 2 KVM vm and 2 - 3 openVZ containers running at any given time. I want to be able ...
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43 views

Does Virtual Box contain openvswitch inside the hypervisor

Does Virtual Box have an OpenVSwitch (or something similar that supports OpenFlow) as a part of hypervisor to enable the customers to configure the network of the virtual machines remotely using ...
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1answer
60 views

How to move data from root disk to SAN in Solaris Zones

Okay, this might be quite straight forward but since I have never done this before, I am not sure the ramifications. So I thought I ask here. I have previosuly created a zone on an ldom (guest ldom ...
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33 views

Running virtual machines on a virtual machine

I would like to have several virtual machines, to start and stop them at will. But the base machine is itself virtual. Is this doable? Which virtualisation software is capable of doing this?
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1answer
535 views

How do I get Xen domU guests to have internet access?

How do I get Xen domU guests to have internet access? What tools can I use to diagnose the problem? Are there log files I can examine? (I'm new linux and networking and VMs. Please execuse me if I ...
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21 views

Which Windows settings to apply inside a virtual machine?

I am looking for good settings to make within Windows when Windows is running as a virtual machine. My virtual machines are used in the following environment: used during Software development used ...
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1answer
55 views

XP in VMware with Host SSD

My host computer, running Windows 8.1, has an SSD drive. I want to install Windows XP in a VMware machine, is it safe to place the machine files on the SSD? I have the fear that XP might not handle ...
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1answer
381 views

Vsphere Esxi 5.5 only shutdown permission to local user

I have created a normal user in ESXi, I want to allow that user to shutdown the ESXi server directly from console by pressing F12 key. I have given this permission (Host’ –> Configuration –> ‘Power) ...
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639 views

Why is my webcam not working on VMplayer 6.0.1?

I have a Dell Inspiron 15 laptop with the following configuration: Model: i5-3575 3.7 GiB of RAM Intel Core i5 4200 CPU @1.60 GHz X4 Intel Haswell Mobile Graphics 350 GB hard drive Ubuntu 13.10 ...
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3answers
211 views

What is Hyper-V for

I've just wanted to install Ubuntu on a VirtualBox virtual machine. In response VirtualBox served me an error: VT-x is not enabled I googled that it may be caused by Hyper-V enabled on my ...
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1answer
830 views

Enabling virtualization in BIOS causes Windows to stuck while booting

I installed Visual Studio 2013 for Windows Phone and at the end it popped up that Hyper-V (virtualization tool used in Windows Phone Emulator) isn't available on my computer. I done some research and ...
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93 views

Enabling Hyper-V in BIOS causes Windows to stuck

I installed Visual Studio 2013 for Windows Phone and at the end it popped up that Hyper-V (virtualization tool used in Windows Phone Emulator) isn't available on my computer. I done some research and ...
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1answer
71 views

Xen: graphics passthrough. How it looks from the host?

I'm starting to think to install Xen as a main hypervisor; and I need to have a single Win7 client with access to (primary, single) physical GPU with accelerated graphics support. Now, am I right ...
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39 views

Can I use the same VHD file to switch back and forth between boot to VHD and a Hyper-V virtual machine?

I'd like to physically install Windows 8.1 Pro and convert my existing physical Windows 7 machine to a VHD as I'd like the convenience of using a Hyper-V virtual machine to access it without having to ...
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203 views

Hyper-V causing Windows load failure

So, after so many shutdowns, restarts and hard shuts I am forced to post a question here. I am sorry if I am wrong anywhere because I am totally frustrated by my laptop and Windows. I have had an old ...
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1answer
250 views

Move Virtualbox VM with raw hard disk access?

I would like to move a Windows 7 virtual machine (on Windows 8 host) to another host machine in a different network (and to also run it with Virtualbox there). All the descriptions that I've found are ...
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87 views

Ubuntu XenServer / XenCenter brp5p1 vs xenbr0 bridges

I'm new to virtualization. Looking to put my toe in the water with a very simple Xen setup. I roughly followed the recipe here using: ubutu 13.10 dom0 Xen 4.3.0 Xen Center 6.2 So far, everything ...
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2answers
219 views

How to virtualize my physical home file server?

I have a home file server, currently has around 5TB of data, nothing fancy just old hardware (low budget) having a pentium dual core with 8GB ram. It runs snapraid so I can use dissimilar hard drives ...
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Video performance under a virtualized OS [duplicate]

I'm going to be building a rather powerful desktop computer in the coming months, and I'm toying with the question about how smooth of a gaming experience I might have if I were to virtualize my OS. ...
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4k views

Is it recommended to run a firewall/router on a virtual machine?

Googling found me people saying running a firewall/router as a virtual machine is "dangerous" but none of them gives any reason as to why it is so. I also found posts from people who are successfully ...
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122 views

How to properly configure and use LXC through lxc-tools (NOT libvirt) on Red Hat based distros?

I am currently learning all about LXC. No doubt there are excellent tutorials about it. The tutorials/guides take one of the following approach: LXC on Ubuntu/Debian etc. using lxc-tools OR LXC on ...
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Is it possible to clone the linux virtual container from within the container

I have given one linux ubuntu virtual container. The conatiner uses Docker http://www.docker.io/ Now i have deployed all my sites and settings in there. But now i want to have that exported as ...
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1answer
981 views

How to run virtual machine when my processor does not support virtualization?

I am using Windows XP 32-bit and have an Intel Pentium M 725 processor. I used a software tool from Intel to check whether virtualization is allowed: Supporting advaced Intel processor technologies ...
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1answer
182 views

Cannot access VirtualBox webserver on port 9000 from host OS

I have a Ubuntu 12.04 guest VB on a W7 host. On the guest, I am running a webserver on port 9000 and can access that webserver from the guest on 127.0.0.1:9000. In VirtualBox, I have enabled two ...
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Why is my cloned kvm VM smaller than my original vm?

The order of each VMs life was: f20-openstack.img f20-openstack-clone.img f20-openstack-preinst.img f20-openstack-postinst.img -rw-r--r--. 1 root root 878M Mar 5 13:45 ...
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Booting Mac OSX HSF+ partition under virtual machine on Windows 7

I just retired a MacBook running OSX Mavericks. I have the SATA HDD, with a USB adapter. Is there any way I can boot this partition under a virtual machine on Windows 7?