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

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Wake On Lan for VM

I'm trying to get Wake-On-Lan (WOL) working for my VMs so that we can do some power management at my workplace. Goal Enable direct remote access (RDP) to VM Have WOL wake up VM not via physical ...
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17 views

Does virtualization reduce disk trashing?

If a program does a lot of disk trashing (like Chrome), can this be reduced by running it inside a virtual machine? How does a VM host handle disk writes that requested by the virtualized OS?
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77 views

How to use Wi-Fi adapter in virtual machine as Wi-Fi adapter?

How to use Wi-Fi adapter in virtual machine as Wi-Fi adapter? I don't want to connect some network before. I want to connect to wi-fi network in my virtual machine. No matter what it will be - client ...
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16 views

How can I Migrate the User Environment from a Windows 98 HDD to a VM?

I have the hard drive from a PC I used from 1999 to 2004 (I know, I should have upgraded from 98 by then), and I am trying to copy the whole user environment. My attempts include: Connecting HDD ...
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17 views

Can't get nmap info from Brainpan2

I'm trying to setup an environment in VirtualBox for exploiting Brainpan2 (from Vulnhub). I created 2 VMs (Brainpan2 and Kali) but when I try to perform an nmap -A scan on the other 3 IP addresses on ...
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47 views

Find software/resource allocation changes on virtual server within last 24 hours

I am using a virtual server for computational tasks involving a NVIDIA GRID K2. An IT department is administrating the server. Within the last 24 hours the server has been rebooted and now I get the ...
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67 views

hyper-v problems on windows 8.1 and server 2012 r2

it's complicated and grows every minute. last day my os was windows 8.1 pro x64 and virtualized windows 8.1 pro x86 with hyper-v. it was really fast, reliable, okay; except vgpu. vgpu is remotefx on ...
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52 views

Container Console is unavailable in Parallels virtual automation

am trying to access console in Parallels virtual automation for the current container am running. but it show the error Container Console is unavailable. Possible reasons Remote Display is ...
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316 views

How to enable VT - X in Acer Aspire notebook E5-573-5108

I purchased a new Acer Aspire notebook E5-573-5108. Processor: Intel Core i5-4005U (2.2GHz, 3MB L3 cache). I installed VMware workstation, but when I install an operating system on the VMware ...
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40 views

Creating a virtual network interface on Fedora?

I would like to create network interfaces named vNIC11 and vNIC12 on Fedora 23 that I could connect to a bridge. How is this done through the scripts in /etc/sysconfig/network-scripts? What should be ...
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190 views

Autofit Guest in Workstation 12 Player

Windows 10 Pro 64-bit Host O/S. (the "Host") Windows XP Home 32-bit Guest O/S (Latest VMWare Tools installed) (the "Guest") I have been unable to activate Autofit Guest inside the Guest. My goal is ...
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109 views

Virtual box problems with a vmdk disk on usb memory stick

I have cloned a disk from virtual box format to a vmdk format splitted in small parts 2 Go. When I start a VM on an usb external hard drive everything is OK. But if I copy the disk on a usb key/stick ...
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106 views

KVM / Qemu Virtualization Live-Snapshot

im running an Ubuntu 14.04 Host with KVM/Qemu (libvirt) as virtualization host. Now im here to ask for the best practise about creating snaphots for the whole VMs. i read much about a Live-Snapshot ...
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27 views

VMWare Workstation image vs. ESXi image format

I understand that, in order to use an traditional vmware workstation image on an vSphere ESXi machine, it must be converted (using vdiskmanager, standalone converter, etc...) However, I'm a little ...
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31 views

Hyper-V VMs running on a different subnet

I'm wanting to achieve the following and so far struggling. I have a physical server running Windows Server 2012 Standard acting as a Hypervisor solely (running Hyper-V). I want the Virtual Machines ...
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30 views

Virtual box multiple adapter settings issue

In virtual-box i have 2 VM's which has Xubuntu in one and Ubuntu Server in the other. I have selected 2 Adapters in Network settings 'NAT' and 'Host-only Adapter'. Issue: Xubuntu gets correctly 2 ...
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83 views

Keep in sync a bounch of remote Virtual Machines/Appliances

Small Intro I'm preparing a virtual machine (a sort of virtual appliance) for a small target of users, 8-10 of my friends. This vm will run on their pc and simulate a machine connected on their ...
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36 views

kvm crash when running with default clock option

I am running kvm on an embedded linux platform. The OS running is a custom built Linux using kernel 3.18.21; packages are being pulled in as needed. The architecture is intel x86 64bit. When I run ...
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225 views

Steps to Use WinToUSB app to create a Windows To Go WTG on VHD?

WinToUSB is a WTG Creator for Non-Enterprise Windows versions. http://www.easyuefi.com/wintousb/faq/en_US/How-to-use-WinToUSB.html Apparently, it does support VHDs, but I have not been able to find ...
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58 views

Guest in VirtualBox 5.0.4 should act as router for SSLsplit

Recently I’ve been studying SSLSplit and TLS/SSL so I wanted to try it in VirtualBox. Host system: Windows 8.1. Guest: Ubuntu 14.04 with Bridged Network Adapter. On guest I allow forwarding in /...
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18 views

Vagrant crashes host when enabling public_network

I try desperately to enable public_network in Vagrant. However, as soon as I enable the option in my Vagrantfile, my computer (the host) freezes totally. I have created an issue a month ago on ...
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44 views

HyperV share broadband network

I can't seem to get my desired setup work First things first: I have an ISP providing me USB stick, running on Win10 Pro host (works fine) I have hooked up DDWRT Linksys E1200 switch to share the ...
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27 views

How to force all connections to “as host” in Hyper-V?

I have multiple local VMs running on Hyper-V (Windows 8.1 Ent). All of them are configured with 'External' network adapters allowing them to share internet connection with the host. My problem is now ...
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78 views

Using integrated GPU to render Linux desktop instead of my dedicated GPU

I'm trying to set my CPU integrated GPU as the default one for rendering. I also have a dedicated R9 280. I'm doing this to pci passthrough the R9 to my windows VM to play games. Looks like you must ...
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150 views

Vagrant VM is starting but ansible doesnt process anything

I have such Vagrantfile: # -*- mode: ruby -*- # vi: set ft=ruby : VAGRANTFILE_API_VERSION = "2" Vagrant.configure(VAGRANTFILE_API_VERSION) do |config| config.vm.box = "ubuntu/trusty64" config.vm....
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86 views

Backup Windows 2008 R2 Server to a ISO file

I want to virtualize a Windows 2008 R2 Server system for testing. At the moment the system in question is installed in a server and I want to make a copy of everything to an ISO file to then ...
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1k views

How to enable Virtual Technology from BIOS in windows?

Oracle VM VirtualBox gives the following error message when trying to start a virtual machine: AMD-V is disabled in the BIOS (or by the host OS) (VERR_SVM_DISABLED). How to enable virtualization ...
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349 views

OpenGL ES 3.0 on Android via Bluestacks?

I can run pretty much 90% or more of every app in existence via Bluestacks, but those that depend on and require GL ES 3.0 will not work on Bluestacks. Any word? If Bluestacks can do 2.0, why not 3.0? ...
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789 views

How to activate VT-x on a Acer Aspire E 15 E5-573G-34QR?

How to activate the hardware virtualization on this laptop if the BIOS menu does not have any options? It's very simplified. Similar to How to activate VT-x on a Acer Aspire E1-571G? Can't use that ...
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84 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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55 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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20 views

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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26 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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717 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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165 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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73 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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454 views

Save qemu VM state like in Virtualbox

I am used to the Virtualbox "save machine state" exit strategy, which is a handy way to let the host reboot without shutting down the vm. I recently switched to qemu because of its VT-x in VT-x ...
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629 views

how does vswitch work with the physical nic in vmware?

It is known that VMs, through their vNIC connect to vSwitch which is in turn connected to the physical machine or ESXI host's network adapter (vmnic). The vmnic is then connected to an actual L2/L3 ...
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159 views

Self-created VHD image file won't boot in VirtualBox

I've got an old small form factor PC (x86). It boots from a CF card. I'd like to develop software for it but I don't want to use it for debugging since I might brick it. This is why I've tried ...
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48 views

Using Differencing VHD on Win 7

I was given two VHDs by a service provider, differencing disk D and parent disk P. These VHDs are meant for me to get training and proceed with development in future. The instructions were to use ...
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416 views

how to convert vmware to hyperv live without downtime?

Anyone know how to live convert a vmware vm (5.5, vmx3, latest vmtools) to a hyperV format without stopping the source vm? Microsoft Virtual Machine Converter 3.0 powers the server down after un ...
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97 views

VirtualBox only creates new virtual hard disk when there is enough space on 'C' drive

There are >200GB free on my 'F' drive but it failed to create a fixed-size VHD with size = 200GB. Failed to create the hard disk storage C:\Users\abc\VirtualBox VMs\OSOS\OSOS.vhd. Could not ...
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68 views

How to bring data to Linux, currently it's on Windows machine.. (both Hyper-V guests)

I'm learning my way through couple different things at a time. Linux(no GUI) is new to me, Hyper-V is new to me.. I have 2 VMs. One running Windows Server 2012(WVM), another running CentOS7(LVM). I ...
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286 views

Host system hangs when starting any virtual machine in Hyper-V

This is a problem that I noticed several times now and I can't find any answer to this, so I hope that anyone of you can help me out. Today I wanted to start a virtual machine in Hyper-V running on a ...
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127 views

Windows 8.1 keeps wanting to repair itself after installing Visual Studio 2013

I have a hp 650 with virtualization enabled. I installed windows 8.1 pro. I also installed Visual Studio 2013 Pro. However, after installing VS 2013 and at some point rebooting, Windows refuses to ...
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287 views

How can I emulate Windows Server 2008 R2 with QEMU? / Cannot virtualize Win2K8 R2 using QEMU on Windows Host

I have used precompiled QEMU 2.2.0 (64-bit version) to emulate a PC running Windows Server 2008 R2. The Host OS is Windows 8.1 Enterprise 64-bit, and my CPU doesn't support Intel VT-x so I can't use ...
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104 views

How to “sandbox boot” an operating system in a Hypervisor without a full blown host OS?

I was wondering how I could setup a Hypervisor environment that boots an operating system in in a sandboxed¹ mode, without relying on a (full blown) host (Dom0) operating system. The target ...
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80 views

Emulate 512-byte sectors with Xen

Anyone know how to make Xen 6.2 emulate 512-byte sectors when exposing a drive to a virtual guest? This would allow exposing native 4kB sector drives to older virtual guests like Windows 2003/2008 ...
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310 views

No virtualization option in bios options in hp envy 700 215 xt core i7 processor

I ran this CoreInfo tool from Sysinterals: http://technet.microsoft.com/en-us/sysinternals/cc835722 and it says HYPERVISOR - Hypervisor is present VMX * Supports ...
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287 views

Unable to change IPv4 properties for a VirtualBox Host-Only Adapter

Keeps coming up with: In order to configure TCP/IP, you must install and enable a network adapter card. Using Vagrant and ScotchBox if that helps but also tried with a basic Vagrant box and same ...