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

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packer.io exit code of provisioning script

I got packer.io for building VM images. I provision VMs with shell script which uses puppet. Now sometimes there is situation where this provisioning script fails to provision VM correctly. I am ...
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1answer
24 views

Hyper-V Manager can't find virtual machine

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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1answer
36 views

Can't seem to use 2CPU on Oracle VM VirtualBox 5.0.2

I have an Intel® Celeron® Processor N2815. I've confirmed Virtualization and VT-x are enabled. I can't choose more than one CPU when configuring a Linux machine on VirtualBox; the scroller is grayed ...
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1answer
5k 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
21 views

HP Probook 6470b BIOS locked [duplicate]

I want to enable Intel's virtualization technology in my BIOS but my BIOS is locked with a password which was setup by the previous owner of the laptop. Is there any other way to enable Intel VT-X or ...
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0answers
13 views

How do I create a guest that uses file-backed storage in Xen? [closed]

I am running Ubuntu 15.04. Xen has already been installed. I have zero clue on how to use it. Every single guide I've read leaves out crucial details and none of them deal with using file-backed ...
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0answers
21 views

linux KVM Virtualization: USB cameras and nvidia graphics cards with dual display

I wonder if is possible to create with KVM guest machines (Windows and Linux) they can use 2 monitors (in desktop extension), USB cameras and graphics cards like Nvidia
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1answer
25 views

Virtual Machine or a Cloud Server without IP Address?

Is it possible to create a virtual machine or a cloud server on a dedicated server without IP address, for example with a hostname, or something else? The reason I'm asking this is because I want to ...
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0answers
45 views

VT-x is enabled, but it's not detected as such

I preemptively reinstalled Windows 7 Ultimate x64 recently, but I lost the ability to use VT-x in the process. Namely, I was trying to get HAXM to work, but I will surely need it later for VirtualBox. ...
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3answers
806 views

How can I run a Virtual Machine in Windows 8 Developer Preview?

Since having issues installing Ubuntu side-by-side with Windows 8, I thought I'd try running Ubuntu in a VM instead. However, VMWare player has no love for Windows 8 yet (invalid VM86 or something ...
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1answer
28 views

The virtual machine could not be started because the hypervisor is not running

I can not start Hyper V virtual machines. I am getting following message: [Window Title] Virtual Machine Connection [Main Instruction] The application encountered an error while attempting to change ...
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1answer
33 views

Operating system not found in virtualisation

I have download an image for a debian computer. But if I will startup that image with vmWare I get the following message: Can anyone help me? Thanks.
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2answers
35 views

How do I use a prebuilt virtual machine?

I downloaded prebuilt virtual machines of Windows 7 and XP. I'm trying to run them in VMware, but I don't know how to use a prebuilt VM. How do I get them to work?
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1answer
19 views

Error starting a VirtualBox instance inside an Ubuntu VirtualBox instance

I am trying a Microservices demo that uses Vagrant to start up a VM and deploys software to the started machine. Because the demo is set up for Linux and I am using Windows (8.1 Pro), I am running ...
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1answer
2k views

Guest VMs unable to ping each other within a custom host-only network in vmware workstation

I have created a custom host only network VMNet2(without dhcp) in VMware workstation and connected my three VMs with this network. But the problem is I cannot ping any VM from any other VM, However I ...
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1answer
7k views

How to enable hardware virtualization on AMD Asus motherboard

I have an Asus M5A97 R2.0 motherboard, and an AMD fx-4350 processor. I know you have to go into bios to enable virtualization technology, but i can't find it anywhere. Online it says this processor ...
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2answers
3k views

VM share host's VPN connection

I am trying to get a (guest) VM running on my (host) machine to talk to a (remote) VM running God knows where on some server that is accessible via corporate VPN. I am able to SSH from the host to the ...
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3answers
4k views

Mac OS X Server 10.6.6 “disables” CPU in VMware Fusion

I installed Mac OS X Server 10.6.0 in VMWare Fusion the other night and it worked perfectly, until I ran Software Update. I upgraded to 10.6.6 through the combo updater, and now when I start the VM it ...
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2answers
9k views

64-bit or 32-bit guest for a 64-bit host ? (VMware)

So, here is my all-timer question. Never seen a total answer to it, so please guys, help me out. I have an Intel Core i7 CPU with every hardware stuff enabled (except hyper-threading). My OS is a ...
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3answers
20k views

How do I use dual monitors with VMware Player on Windows and an Ubuntu Guest?

I have my VMware Player (v 3.1.4 build-385536) all up and running Ubuntu (11.04) from my Windows (XP SP2) machine, but now I'm getting greedy and want to run Ubuntu on both monitors. I've tried ...
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2answers
4k views

VMware workstation windows host shared folders issue

My laptop is a Linux mint powered host and a windows 8 guest via VMware Workstation. Yesterday, I get the bad and stupid idea to upgrade my windows 8 to windows 8.1 final release, using the Installer ...
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1answer
28 views

Preparing a Windows 7 x64 installation for Hyper-V hosting

I'm moving to Windows 10 but I need to keep my old Windows 7 installation usable via Hyper-V host. I tried connecting a virtual machine to the old Win7 disk but I got a 0x7B STOP error (inaccessible ...
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4answers
161 views

Force virtual machine to only use VPN connection?

Here's what I have: Mac OS X 10.10 - running VirtualBox and acting as an OpenVPN client. This works just fine on the VPN and is intended to be my host machine. There is also a WiFi connection on this ...
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1answer
29 views

Why KVM is called Kernel-based Virtual Machine?

I want to know how KVM stands for Kernel-based Virtual Machine. Is there any reason behind? Is it due to "OS" work on kernel position i mean ring 0 or Level 0? Is my assumption is correct or not? If ...
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0answers
21 views

Deleting partitions [meant to be dual-boot] or a fresh re-install [Virtualization]: Centos 7/Win7

I appreciate any advice given to resolve this particular dilemma. The Background: I need to have Macromedia [Adobe] Dreamweaver and as such a copy of Windows somewhere. My main system is Centos 7.1. ...
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0answers
22 views

Virtualbox Windows graceful shutdown of guests on host shutdown

I am trying to find a solution to gracefully shutdown any guest VMs running under VirtualBox Windows when the host computer is shut down or restarted. It seems that the safest option would be to ...
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0answers
10 views

guestfs-xxxxxx VMs appearing in LibVirt (virt-manager)

I have a KVM+LibVirt based hypervisor running on Fedora 22. I use virt-manager for managing the VMs over SSH. For some reason I see "guestfs-00kxipwaewnkoq92" VMs appearing and disappearing at ...
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1answer
13 views

Migrating VMs in VMware Player to VMware Workstation

Is there a way to migrate the VMs created in VMware Player to VMware Workstation ? My PC had VMware Player previously on my personal laptop, and I have 3 VMs created. I recently installed VMware ...
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1answer
1k views

VT-x is Enabled, but is not operational ? Winows 8 unable to run 64-bit virtual machine

Vt-x is Enabled in Bios and it shows working in Intel Processor identification utility. but I'm not able to run 64-bit Guest OS on both VirtualBox & VMware Workstation. Virtual Box says ...
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0answers
18 views

If XEN can convert my installed OS to guest OS?

Need to run multiple OS (Windows 7, Ubuntu 14.04, 12.04). Never use XEN before. Just want to check: Does XEN have to be installed on top of some OS? Can it be installed directly on a fresh computer ...
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4answers
755 views

Is it possible to install Windows 10 as the host OS and as one or several guest(s)?

With a single license of Windows 10, is it possible to install the OS at the same time as: The OS of the host machine (the non-virtual machine) The OS of one or several guest system(s) In such ...
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8answers
37k views

VmWare - Internet connection not available in Virtual machine

I'm using VMWare. My host machine has internet connection. I have selected NAT in the virtual machine settings. What else do I need to do to get internet connection in virtual machine.
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2answers
22 views

How do I open a VM I received in VirtualBox?

A lady "put together a virtual machine" that was supposed to include a certain software and related packages. I was given a folder of files (vmdk, log, vmxf, plist, vmsd, nvram, and png files) and ...
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0answers
26 views

Virtualization with UEFI'secure boot feature

I'm interested in the notion of emulating digital signature checks in virtual machines—the host can be booted without hardware-based digital signature checks, which can be moved to the VM, and the ...
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10answers
3k views

Can a single OS installation on an SSD be shared between a desktop and a laptop?

I recently purchased an SSD and was wondering if there was an Operating System that allows you to swap between two different machines essentially sharing one partition? Perhaps multiple hardware ...
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0answers
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Networking between two VMs via host

I have two virtual machines in VirtualBox. I would like to do networking between them via my host OS. In this case they should interract only via my os. I tried NAT but I can't ping then both my OS ...
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0answers
10 views

Memory not releasing after shutting down vm in Xen-4.5

I installed Xen-4.5.0 on a server with CentOS 6.5(v3.2.30 kernel). All works well except when I shutdown a vm, then xl li shows that the vm's memory is not released and physical memory becomes less ...
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1answer
62 views

Which disk image support siplit into files, VDI, VMDK, or VHD?

Different from this quesiton, What disk image should I use with VirtualBox, VDI, VMDK, VHD or HDD? Does only vmdk format support 'splitting the storage file into files'? What about other formats? ...
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36 views

Windows doesn't detect virtualization

CPU: Intel Core i3 3220 Motherboard: P8B75-M LX (BIOS version: 1403, final) OS: Windows 10 Education 64-bit Note: I have screenshots including BIOS settings but I can't add because of reputation ...
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4answers
43k views

This virtual machine is configured for 64-bit guest operating systems. However, 64-bit operation is not possible

I have windows 7 64x professional Laptop , then i download a new VM on it , but when i try to mount an ISO imag for windows server 2008 i got the following error :_ **This virtual machine is ...
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0answers
25 views

How do I compress or compact encrypted virtualbox disk image

As I have created a Debian VM inside VirtualBox by encrypting their partition. So that the OS must be running in an encrypted partition. Although while creating a disk image(VHD), I had given for ...
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2answers
716 views

Xen on bare metal, multiple guest OSes — is 3D acceleration on each OS possible?

I have a desktop PC (Athlon 64, 2 cores). I want: to run Windows (Vista most likely) with full 3D support for video games and Youtube, to also run Debian GNU/Linux with 3D support for work, maybe ...
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3answers
5k views

Confused about different products of VMWare

I am looking to start using virtualization. I will want to run a few servers (some Linux and some Windows), and at least on Mac machine for iphone development. I am somewhat overwhelmed by the ...
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0answers
175 views

Windows 10 upgrade with hyper-v missing “Local Area Connection - Virtual Network”

I upgraded Windows 8.1 to Windows 10. Prior to the upgrade, I had Hyper-V running, and sharing the wired Ethernet adapter. After the upgrade, all of the virtual adapters were disabled (and named ...
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0answers
18 views

Why can't I open applications that I drag and drop onto OS X Guest VM?

I am running OS X Yosemite. I have a guest VM (Yosemite), that I would like to copy applications onto. It has the same appleID as my host VM. I drag and drop the application from the application ...
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4answers
3k views

Convert VirtualBox guest into main OS

Is it possible to somehow convert my guest OS to the Host OS? I have a PC and would like to physically install my current Ubuntu VM into my new notebook. Is it possible?
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6answers
63k views

Can you run one virtual machine inside another?

Is it possible to, say, run VirtualBox on Windows 7 with a Linux guest, and inside that Linux machine run Bochs? The reason is that I'm interested in starting OS development, and I've found that all ...
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2answers
82 views

How do I virtualize a physical machine, and be able to put the image back on the real machine?

Can I convert a physical machine running Windows (XP, 7, etc) to an exact copy virtual machine, make modifications on it and be able to put it back on the physical machine if I need it? The OP adds ...
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1answer
394 views

Oracle VirtualBox - Unable to update to Windows 10

I'm using Oracle VirtualBox 5 and my virtual Windows offered an Update to Windows 10 today, but it stops saying: VirtualBox Graphics Adapter The display manufacturer hasn't made your display ...
16
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2answers
25k views

Use physical harddisk in Virtual Box

Using Virtual Box, how can I install an OS to a secondary, physical disk, and boot it in both (at separate times) Virtual Box, and as a typical secondary OS install?