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

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Desktop virtualization (Hyper-V / vSphere)

Is there a way to deploy vSphere on a single Desktop PC and have it do a GPU passthrough to a client (so eg. I could "switch OSs" on a key combo), or a similar solution? Note that I don't mean VMware ...
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35 views

Disk I/O controller performance

I am building an home server with an old HP media center m8125x (link for all specs : ...
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220 views

troubles with PCI-E passthrough with qemu on ubuntu: pci-stub/bind says no such device

so im trying to bind my second radeon card to pci-stub, as per instructions for setting up GPU passthrough in here, but once i get to binding the card to pci-stub, it tells me it isnt there. this is ...
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203 views

Oracle VM Virtual Box Import virtual appliance error

While importing fedora 19 virtual applience in virtualbox i met some error. here is some description of problem: image: http://s013.radikal.ru/i323/1411/ed/071ef5dd1c47.png in error description is ...
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494 views

Intel VT-x not working on Lenovo z510

I wanted use my Lenovo z510 to test the new android lollipop using HAXM, but while installing it said that I have no VT-x technology. The product page says that my processor(intel pentium 3550m @ 2.30 ...
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40 views

QEMU: Saving space in a “child” image?

I'm not exactly sure what the QEMU terminology is, so I'll clarify that "child" image means an image that has a backing image. I.e, an image that contains the differences between the backing image's ...
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85 views

Creating a similar application structure to the PortableApps format with ThinApp

I want to create a similar application structure to the PortableApps format vith VMWare Thinapp, but without the Source and Other folders. I don't need a lot of .ini files in order to save ...
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151 views

Getting an already installed Android x86 partition to run on KVM

I have Android installed on sda3, and it boots fine when loaded from Grub with the following commands: set root='(hd0,3)' search --no-floppy --fs-uuid --set=root 977083a6-5762-4064-b860-39429b9e0cf8 ...
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26 views

Boot spare harddrive in virtualbox

I recently built myself a new computer. It is currently configured with two hard drives that boot two separate operating systems. My questions: Is it possible to boot hard drive B from within ...
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159 views

How to install Ubuntu 14.04.1 with dual boot through a virtual drive created in Windows 7

This may sound a dumb question, but I really need your suggestions on it. I have a PC running Windows 7. I just downloaded an ISO file of Ubuntu 14.04.1 (the latest one). The problem is that my DVD ...
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1k views

Cannot connect to Hyper-V Virtual Machine

I have a Windows XP Virtual Machine that is running perfectly (I can watch it bootup and the desktop appear in the Hyper-V Manager thumbail preview) but I cannot Connect to it. It just keeps timing ...
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22 views

Generate measurable network load for VM host

I am in the process of building a VM whose purpose is to generate load on its host machine for CPU, RAM, Disk, and Network. The first 3 are easy enough, but I am stuck on the networking portion. I ...
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662 views

Running boot2docker within a Windows 7 64Bit Virtual Machine?

For a project my team is trying to set up a test/development environment including programs and services like different database-system as well as docker. To guarantee a working environment, we have ...
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21 views

Use VMWare with out a network?

I have a server running on VMWare that I need to communicate with using my computer. It works fine as long as I am hardwired to the network at work. If I try to work from home I am unable to ping the ...
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41 views

AMD-V not available to nested VMs?

I'm using an Ubuntu 12.04 virtual machine as part of my personal development environment, which is run through VMWare Player on Windows 7. Now, from this Ubuntu machine I'm trying to use 'vagrant up' ...
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36 views

Virtual PC to hardware PC

I know that it is possible to make ordinary PC system virtual and run on virtual machine. For example it is supported by Vmware. But now I need somehow place virtual PC to hardware and run it without ...
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21 views

How to map a symbolic directory link to different directories based on user id

Is there any way to a map a symbolic link directory to different directories based on the user id in Linux. For instance if a user X executes cd /var/www/html/ then his/her directory gets changed to ...
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62 views

How to change the network where the virtual machine is connected to, in Vmware ESXi with Perl in Linux?

Can anybody answer that how to change a VM's network with Perl? I would like to periodically change the network where the VM's nic is connected. Thanks
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411 views

No VT-X support for Intel i7-4702MQ as required by a virtual machine ? How to enable?

I've recently bought a brand new machine from Clevo. It has the i7-4702MQ CPU from Intel and should be used for development, where sometimes a virtual machine is necessary. However, I can't seem to ...
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113 views

Can user-mode Linux be compiled and run on UNIX systems?

e.g. on NetBSD or Solaris? Or does it require exclusively Linux-specific system calls, virtual filesystems, etc.? Also, if it's currently limited to Linux, what changes would be required to port it ...
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25 views

Open VHD with Windows

I have a fully patched Win7 PC with XenCenter installed and VHD files registered to XenCenter. As of now, I am unable to open a VHD file on this PC - whenever I open it in XenCenter, it wants to ...
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186 views

ScanDisk (ChkDsk) on shared folders on Virtual Machines: is it needed?

Scenario: Windows XP SP3 running on Virtual Machine (VM) guest (VirtualBox). A host's shared folder, say d:\VMSharing. The guest VM has some file(s) in use from that shared folder (so he is ...
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17 views

How to overtake the limit of NICs in virtualization softs?

I want to connect unlimited number of NIC to a mikrotik virtual machine but all virtualization softwares has limit to the number of NICs so, is there a soft that doesn't have limit? if there ...
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56 views

Portable system on a SDCard

I want to have a portable system in a SDCARD, the requirements are as follow: It should run on a Bare Metal virtualization in a NetBook This should run solely as a medium to the virtualization, so ...
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236 views

how to create multiple virtual NIC which each of them can take IP from DHCP when only single physical NIC is available

There are several virtual machine tools that can create multiple NIC for their guest OS. thought almost all of them let the virtual NIC of the guest OS to connect the physical NIC, I haven't seen any ...
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39 views

P2V Converted VM via vCenter does not work on VB/VMM

I Virtualized my Win2k8 Server using vCenter Standalone, hoping that I could run the Virtualized Server on Ubuntu using either Virtual Box or VMM for Linux. VMM does not support vmdx so it does not ...
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151 views

How to activate clean install of Win 8 upgraded to Win 8.1

I'm creating a VM for website testing that runs Win 8.1. I started by building a new VM with a clean install of Win 8 Upgrade I purchased. Then I upgraded that to Win 8.1 Having converted to Mac a ...
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692 views

VirtualBox and VMware is crashing in my computer

I am trying to install VirtualBox or VMware in my windows 8.1 PC but I encounter various problems. VirtualBox freezes my PC when installing it and I have to reboot. VMware froze my PC once or twice ...
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55 views

Format of Dynamic VHD created using windows server 2012 and Hyper-V

I created Dynamic VHDs using windows-7, windows server 2012 and Hyper-V. The VHD created in windows 7's Block starts right after the BAT but the VHD created using windows server 2012 and Hyper-V has a ...
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939 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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51 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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38 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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53 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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27 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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338 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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235 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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452 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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434 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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23 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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514 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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455 views

Can't find/enable virtualization

I have a AMD Athlon 7850 Black Edition and I can't seem to find VT-x or AMD-V. I've looked literally every where in my BIOS. My BIOS is a ASUSTeK M2N68-AM Plus (AM2). I looked it up and yes, my CPU ...
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53 views

Is a virtual desktop also a virtual machine?

Generally is a virtual desktop also a virtual machine? Or is it normal/possible to have multiple virtual desktops on one virtual machine? UPDATE: I know what a Virtual Machine is, I also know the ...
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697 views

Linux Ethernet Bridge (bridge-utils) does not reply to ARP requests

I am having problems with a newly created Linux bridge. The architecture is: PC1 (eth0) <---> (eth2) BridgePC (eth0) <---> (eth0) PC2 BridgePC is a virtual machine (ESXi ...
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418 views

Virtualising a WIndows 95 PC on VirtualBox - No Bootable media found

I created a VHD of an ancient but still running Windows 95 PC using disk2vhd ( its used for printing reports from our almost as ancient pbx ) I'd like to virtualize it due to its age. Installed ...
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635 views

How do I change a linux kernel for an EC2 friendly version?

I have to get an old image from a physical ubuntu (dapper) box into AWS. The software stack and applications are not exactly contemporary so I have tried to do a P2V to AWS dd'd the /dev/sda volume ...
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325 views

VMware vt-x incompatibility

I have Intel E8400 cpu installed on system, as you know it's vt-x capable cpu, so i have VMware Workstation 9.0 and in vm settings it states do have support vt-x , but it doesn't work as expected, it ...
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230 views

memcached issue on multi-core windows server with virtualization

i am having an issue running memcached (v1.4.4) on multiple cores. Here's my environment: Windows Server 2008 R2 SP1 running VMware, Intel Processor, only one core (out of eight) is enabled for the ...
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67 views

Efficient way to have several operating systems on one machine

I want to have several operating systems on one computer, but I want to do it in the most effective way. So far, I have been using VirtualBox - host os + several virtual machines. But I want every os ...
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637 views

Nested kvm virtualization not working

I am trying to run a Ubuntu VM on Fedora 18 host. Now, my processor supports VT, so I have kvm installed and it's working. I launched the machine (Ubuntu 12.04 LTS) and installed kvm inside it. But ...
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102 views

VM doesn't pick up ip from dhcp

I'm running virtualbox in bridged mode on a windows host. ifconfig returns this: Here's the etc../interfaces file: How can I force it to grab an IP address from the dhcp?