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

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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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33 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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142 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
216 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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0answers
69 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
194 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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20 views

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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3answers
3k 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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105 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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10 views

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
526 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
167 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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35 views

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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0answers
14 views

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?
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126 views

Windows Virtual PC: not enough system resources

I need to create multiple Virtual machines under Win7. I installed Windows Virtual PC and created a base virtual machine (installed Win XP and other software needed). I then duplicate that machine ...
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0answers
607 views

Multiple Linux distributions return “Fast TSC calibration failed” when running on Hyper-V

Client Hyper-V on Windows 8.1 Pro host with Intel Core i7-4800MQ processor. Several Linux distributions, including openSUSE and Kali Linux, return the following error message when booting up in a ...
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1answer
3k views

How do I migrate my Windows desktop to a VirtualBox VM?

I have VirtualBox 4.3.6 and True Image 2014 Premium with Universal Restore. I've read a lot about different methods but I'm not sure where to start, or what will suit my needs. Directly from ...
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3answers
2k views

Connect to virtual machine on ESXi host from the Internet

I have a Dell PowerEdge R710 server with ESXi 5.5 installed on it. Server is connected to switch, switch is connected to router, router has internet access. On ESXi I have one virtual machine, Windows ...
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1answer
171 views

Lightweight OS to run virtual machines on?

It's always complex to install multiple OSs on a machine, but it's easy to use VirtualBox (or similar). But running VirtualBox on a full OS and then running different OSs from there seems a little ...
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2answers
57 views

“Combine” multiple processes

I have an application that pops up a ton of processes in task manager (Chrome) and I want to know if there is a program that will wrap itself around them so that only one process is showing. Similar ...
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1answer
69 views

Ubuntu KVM failed to set up

I'm trying to set up a VM with KVM on my Ubuntu 12.04 machine (64 bit). I followed the installation instructions to the letter at http://www.howtoforge.com/virtualization-with-kvm-on-ubuntu-12.04-lts ...
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51 views

Running a VM within a Virtual Machine on Azure

I am trying to learn more about TFS 2012 and Brian Keller has this VM which has all the software installed and pre-configured. You can check it out here. I have downloaded the VM. However, my work ...
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2answers
2k views

VT-X option not available in BIOS even if Intel Core supports VT-X

Im trying to speed up an android emulator using VT-X but there is no VT-X options in my BIOS. Even worse, my BIOS is almost empty! There is only the change password, which way to boot, information and ...
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1answer
58 views

Is Intel Server board sh3200 with xeon x3220 good for virtualization? [closed]

I am wondering if the sh3200 and xeon x3220 will run virtualization well. I have this server running and it's fine but I want to throw on some virtual servers. My plan is to run linux/ubuntu with ...
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1answer
662 views

Hyper-V Won't Enable in Windows 8

So, I'm trying to develop an app for WP8, however I can't seem to make the emulator run... Why? Hyper-V won't enable! I'm using a AMD FDX 8350 processor in a 970A-UD3 Gigabyte motherboard. Here ...
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69 views

Is it possible to use bare-metal XenServer's virtual machines on the same computer and how?

Can I install XenServer on a machine as a bare-metal installation and create and use its virtual machines on the same machine or I need to use the VMs with XenClient over a network connection? I mean ...
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1answer
2k views

Hyper-V: NAT Port Forwarding [closed]

I rented one dedicated server (Win Server 2012) with one adapter/static IP address. I want to install Hyper-V and guest OS (Win also), that can expose some of its services to the internet. For ...
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350 views

How can I use a virtual sound card without the hardware?

I'm trying to generate and stream audio+video via aconv to a remote location such as Youtube from a headless linux server, which will then be multicasted out to the internet at large. I have ...
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2answers
3k views

How to enable hardware virtualization on a MacBook?

I need to enable hardware virtualization on my MacBook Air 2013. I want to run the Windows Phone 8 emulator, which requires hardware virtualization. I am running Windows 8 in boot camp. On my old PC, ...
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1answer
73 views

Is there any way to virtualize a Linux installation on another partition?

The basic idea is like this: run another Linux installation as if it was in VirturalBox or VM ware. With "chroot", I can do something similar. For example, I can mount the partition where Arch Linux ...
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3answers
513 views

Which OS virtualised runs faster Win 7 or Win 8.1 [closed]

I wish to setup a development windows VM on my Retina Macbook Pro(mpb). This is for the purpose of learning how to develop with Visual Studio 2013. The question is, in terms of performance or ...
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2answers
2k views

virtualbox - Why can't I create a 64-bit virtual machine inside another virtual machine? [duplicate]

I am trying to create a new 64-bit Windows 7 virtual machine inside a 64-bit Debian 7.3.0 instance running in VirtualBox. I am allowed to run 32-bit machines, but I can not create 64-bit machines, as ...
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196 views

IBM System X3550 M2 | Virtualization is not supported

Background: I had a server donated to me and its a IBM System x3550 M2 Xeon E5506 @ 2.13 GHz. I installed Windows Server 2012 because I was testing and messing around with it. I was going to install ...
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2answers
106 views

What is needed to run a VM of Windows 7 or 8 under Windows 8.1 64bit?

I would like to create a virtual Windows 7 or 8 in my Windows 8.1 64 machine. Years ago I used Virtual PC to similar stuff and I know things have advanced a lot and I haven't kept up. What are my ...
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0answers
137 views

Connecting a network wireless adapter to BackTrack 5 R3

I installed BackTrack 5 R3 x64 on a VMware Workstation 10 while running Windows 8 x64. I bought a Network Wireless adapter "TL-WN8200ND" and this adapter works as normal in my system. But when I ...
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1answer
117 views

Is it possible to make it so that all users can use the same XP Mode in Windows 7?

I have installed XP Mode within Windows 7, and installed all the necessary programs that will only run in XP. The problem I have is when another user logs on to the same PC and clicks on XP Mode, ...
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1answer
3k views

Virtualbox VS VMWare for Linux Guest

I've got a desktop that I use for gaming, I really love Linux but I love my games too much to abandon them for Linux. I'm very hopeful that in the not-so-distant future VGA-Passthrough technology will ...
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1answer
43 views

How to get the total allocated size of the files inside a folder on Windows

I have a SMB share in which I keep a bunch of dynamic VHD and QCOW2 images used as volumes for virtual machines. This share is supposed to be used by Hyper-V as well as KVM nodes. I'd like to know ...
1
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1answer
143 views

Running Windows Server as a virtual server on a Mac [closed]

I'm looking to virtualize an instance of Server 2003 on OS X as a service rather than a client application. I've been trawling through the web but it seems to be users looking to set up a local server ...
1
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0answers
91 views

How to configure Open vSwitch bridge to make all ports trunked?

I am trying to configure open vSwitch on a XenServer install to trunk all ports with VLANs. How would I make it so that whenever a new VM is added the port that is connected to it is automatically ...
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1answer
85 views

Alternative(faster) to sshfs to connect to a local vm

I am currently using sshfs to connect to a local vm running in virt manager. However when using this mounted filesystem with webstorm (it gives a warning external file changes may be slow) things run ...
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19 views

Optimal config for VM host

I'm facing a big issue when I start my windows virtual machine. I noticed that there are a heavy disk usage, and in consequence the host desktop os is freezing and I'm not able to get back "commands". ...
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0answers
144 views

Use of mdraid in XenServer 6.2 limited by dom0?

I've been playing with XenServer 6.2 in a lab environment and have set up a glorified desktop with a few 7.2K disks in it. Not worried about official support, it's just for fun. I have enabled ...
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0answers
361 views

boot troubles with hyper v on windows 8.1

My OS is Windows 8.1 Pro and my processor is core i7, x64. I know I've got the requirements to run Hyper-V, because I've already done it on the same machine but few days after installing all the ...
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81 views

Two different GPUs, one [virtual] monitor on windows 7

i have two GPUs on my windows 7 guest configuration, one is virtual, but looks like a real one for windows (Cirrus VGA from qemu/XEN setup), and one is fully real, Radeon HD7870, which is dedicated ...
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64 views

Virtualization VMware vs KVM [closed]

English is not my first language. Please understand me. I used Ubuntu as a guest OS in my Windows system using VMware. I changed my desktop OS to Ubuntu so I want to use virtual machine in my Ubuntu ...
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5answers
292 views

The Linux + Windows Issue

I face a problem. A common one. I want to use Linux for pretty much everything it's good for. But I also want to use Windows for the things Linux currently can't do. I'd like to be able to instantly, ...
0
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1answer
99 views

Virtualization and Linux Terminal [closed]

Intro I'm new to virtualization, been reading about Xen, KMV, QEMU, VirtualBox, VMWare and others. I still don't know which to implement or how, thus the post. What I want to do One physical PC ...
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2answers
143 views

Get cryptic error when trying to create a snapshot of any of my VMs

I'm using Oracle VM VirtualBox. I have 6 VMs that I've imported. When I click on an individual VM, and then click the camera image (or Ctrl+Shift+S) to take a snapshot, the snapshot process fails and ...
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1answer
553 views

How can I get hard drive to work for QEMU-virtualized Windows Home Server 2011?

I have configured a Windows Home Server 2011 guest with virt-install and virsh, but the windows installer can't find any hard drives. Nor can it load any virtio drivers for it. This is my first ...