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

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VirtualBox shared clipboard?

Where is the configuration option for sharing clipboards (copy & paste) between the host OS and the guest OS?
48
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5answers
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Connect to the host machine from a VirtualBox guest OS?

I'd essentially like to access my host computer from the guest in VirtualBox. Is there an IP address given for my host which I can use from the guest? Are there extra steps required to set this up? ...
37
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5answers
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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 ...
35
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7answers
43k views

How does Windows 7 licensing work for running the OS as Virtual Machines?

I plan on buying Windows 7 Ultimate Edition to run on an old Pentium 4. I also want to run Windows 7 virtual machines inside Windows 7. My question is two fold: Do I need a license for each Virtual ...
33
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6answers
2k views

Why is there so much hype about Virtualization these days?

Virtual machine, Virtual server, Virtual disk, etc...... It doesn't make much sense to me why someone would want to make their things "virtual" when basically that adds another layer to everything ...
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5answers
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VirtualBox from an existing partition

I installed VirtualBox on my Ubuntu Hardy Heron installation, and I would like to use it to virtualize Windows for those rare occasions that I actually need to do something there. Unfortunately, I ...
24
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6answers
17k views

VirtualBox guest OS accessing local server on host OS

On my Ubuntu host I have my local webserver. I installed VirtualBox and Debian as a guest. I would like the Debian guest to be able to hit my webserver running on my Ubuntu host (for example, I just ...
22
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16answers
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Vagrant ssh fails with VirtualBox

vagrant up fails when it gets to the ssh part: myterminal$ vagrant up [default] VM already created. Booting if its not already running... [default] Running any VM customizations... [default] Clearing ...
20
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5answers
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Why Virtual Box won't give me option to create 64 bits guests?

My host is x64 bits Windows 8.1. I downloaded the latest Virtual Box (4.3) and I'm trying to create a VM with a 64 bits Ubuntu OS (ubuntu-12.04.3-desktop-amd64). When I go to New VM wizard, it ...
19
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6answers
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What features should I look for in a laptop for virtualization-heavy workloads?

I do most of my development in VMware Workstation (version 7 at the moment). Unfortunately, on my laptop with 4 GB of RAM, an OCZ Vertex 2 240 GB, and a Core 2 Duo T9550 (2.66 GHz) does ...
18
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6answers
5k views

Which virtual machine software is preferable for running Windows 8 Developer Preview?

I want to preview Windows 8 and decided to install it on a virtual machine as I don't want to format an existing partition. Installing Windows 8 by mounting the .iso results in the primary ...
17
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10answers
448 views

Parallels vs Vmware Fusion for running Windows on Mac OS X

Has anyone used both of these? Is one clearly superior to the other? I notice they are the same price. Any pros and cons?
17
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3answers
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How to run Mac OS X within Windows Virtual PC? [closed]

The short answer is: You Can't. It seems to be a popular question as to whether you can install/run Mac OS X under virtualization within Windows. However, most of the questions really answer the ...
16
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4answers
584 views

How does virtualizing differ from emulation, in terms of structure?

Someone told me that a virtualizing program like VirtualBox does not work like an emulator does in the sense that it doesn't emulate registers and uses the actual ones for the virtualized data that ...
16
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3answers
1k views

Does Windows 7's XP mode require hardware virtualization? What are the requirements to run XP mode?

Does Windows 7's XP mode require hardware virtualization? This old post indicates hardware virtualization is required, some articles say it no longer is. Do I need a CPU with hardware ...
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1answer
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VirtualBox: using physical partition as virtual drive

Background: I am using VirtualBox installed on Windows 7. From within VirtualBox I am using Xubuntu as a virtual OS. The reason I chose this approach is so that I don't have to keep turning off ...
14
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2answers
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Could I access a blocked website via a virtual machine if the host OS has the web address blocked in its hosts file?

I was going through this Net Nanny article that mentioned about the various ways its web filter could be bypassed by kids. Among other methods, I saw this: One way that teens can get around the ...
14
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4answers
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How to start Windows XP in Safe Mode when its a VirtualBox guest in a Mac OS X host?

I've tried tapping F8 as it boots up, but I just get the normal logon screen. I'm using a Mac Mini with an Apple keyboard, do I need to do something special to get it to recognise F8? I'm trying to ...
13
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2answers
5k views

Intel VT-x disappeared after upgrading to Windows 8

I've upgraded to Windows 8 some weeks ago (MSDNAA!) and today, while I was trying to run a VM, I've noticed that VT-x is disabled. Now, Hyper-V works without problems, as I've tried emulating Win7 ...
13
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2answers
9k views

What's the recommended way to move a VirtualBox VM to another computer?

I use VirtualBox 4.1.x on my Ubuntu machine and I've set up several virtual machines. Since there are several ways one can move a VM in VirtualBox to another computer, I was wondering which one is the ...
13
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4answers
9k views

Is it possible to create Portable VM?

I want to know that is it possible to create a fully portable virtual machine using any of the VMWare like products? My objective is to create a virtual machine (XP as guest OS), install some app in ...
11
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5answers
4k views

Where can I find ready-to-use virtual machines?

I'm new to virtualization, and I'm trying to create a couple of boxes for testing the software I develop (php) in diferent enviroments. I know php is portable, but sometimes it breaks because of ...
11
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4answers
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Emulate fake monitor on Windows 7?

Is there a way to emulate a monitor on Windows 7? I have one physical monitor, and I want Windows to think I have two. I actually don't care whether the second monitor is visible anywhere, or if ...
11
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5answers
8k views

Bare-metal virtualisation for the desktop

What knowledge exists about bare-metal virtualisation products? I'm interested in building a new desktop machine for home. I've been looking at the Intel Quad Core processors and I'd like to put 8 GB ...
11
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2answers
1k views

Are there any benchmarks showing difference between hardware virtualisation enabled/disabled?

I have a 13" sub-laptop/large-netbook, it has an AMD Athlon Neo X2 L335, and I chose this one because it supports hardware virtualisation. In the end, I hardly do any virtualisation on it, however, ...
10
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3answers
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Is there free VM software for Mac?

I've seen Parallels running Windows and it's pretty darn good. But before I go and spend over $100 dollars, are there any free VM apps on the Mac that are up to speed?
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2answers
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Proper way for changing MAC address in a linux VM?

I tried to change the MAC address in a ubuntu VM (virtualbox), but after that it threw lots of errors during boot, and then I had no internet connection. Then I saw that the interface was renamed to ...
10
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3answers
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Any Way to run Mac OSX software under Windows?

I know that you cannot run MacOSX within a virtual machine, but I am curious if there is something similar to WINE that emulates MacOSX enough to allow running some MacOSX software under Windows. ...
10
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5answers
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Are there any open source app virtualization solutions for Windows

I am looking for open source solutions that provide application virtualization for Windows! In other words an open source to ThinApp from VMWare. I have found several commercial options, but nothing ...
10
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10answers
3k views

VirtualBox: Host OS processor is spiked while guest OS virtual processor is idle?

I'm running Windows XP 32-bit on Windows Vista 64-bit with VirtualBox 3.0.6. Whenever I run the XP VM, Vista (host) reports 100% cpu utilization even though XP (guest) reports between 1-5% cpu ...
10
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4answers
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Booting into a Virtual Machine from a physical installation

In Mac OSX, you can create a Boot Camp partition, install Windows on it, and then later by using Parallels you can boot into that OS virtually in OS X! Its awesome, I've been using it on my macbook. ...
9
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2answers
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Can't install Guest Additions using VirtualBox, Ubuntu guest OS, Win7 host OS

I'm new to VirtualBox and Linux. I've set up VirtualBox 4.0.4 on Windows 7. Successfully created a virtual machine running Ubuntu server 10.10 64 bit. I'm trying to set up Shared Folders. Prerequisite ...
9
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5answers
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Resize a VM hard-drive (virtualbox)

Is there a way to resize a VM hard drive? I am using virtualbox and I have a VM that has run out of space, looked into the settings but it seems I may have to create another partition. I thought ...
9
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4answers
354 views

Is it possible to convert physical environments to virtual machines

Is it possible to convert physical environments to virtual machines?
9
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2answers
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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 ...
9
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5answers
178 views

How can I make my OS appear as if it is running virtualized?

A lot of malware these days is able to detect when it is running virtualized under VMWare, VirtualPC, WINE, or even in a sandbox such as Anubis or CWSandBox. This essentially means that malware will ...
8
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3answers
10k views

VirtualBox - XP guest does not see multiple cores/multiple processors

Environment: Host OS: Win7 Pro 64bit Guest OS: WinXP 32bit VirtualBox version: 4.1.4r74291 Processor: Intel Core i7 2630QM with virtualization enabled The Problem: I need the guest system to use ...
8
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2answers
3k views

Is it possible to virtualize the iPhone OS?

I was wondering if it was possible to virtualize an iPhone's OS on my Mac. Maybe through VMware or another application?
8
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2answers
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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?
8
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6answers
25k views

Virtual Box - not filling entire screen

I am new to VirtualBox and am trying to set up an instance of Windows 7 64. I have the virtual machine instance running with Windows 7 now installed, but it only fills up a small portion of my ...
8
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5answers
451 views

Virtualizing Windows Home Server

I'm thinking about virtualizing Windows Home Server, mainly just for some testing and troubleshooting (right now, anyways -- nothing long term). I've got hardware that should easily pull it off, but ...
8
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2answers
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Difference between Virtual Machine and a Hypervisor

If you Google the term "hypervisor" you get endless definitions that state a hypervisor is also known as either a virtual machine monitor or a virtual machine manager, and that it is a form of ...
8
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2answers
4k views

How to get VirtualBox VMs to use host's DNS?

I use VirtualBox for my VMs. My office network setup is wireless, i.e. I connect to my company's WiFi network, which has a local DNS to resolve local names (such as something.mycompany.com going to ...
8
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5answers
2k views

Looking for tips: building a workstation around Xen and GPU pass-through

I'm building my new home machine right now and as usual this will be a heavily overloaded workstation that will serve as development and testing machine, file server and game console (plus I'm adding ...
8
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2answers
3k views

How to copy VirtualBox VDI contents to a partition and dual boot the OS from it?

I'm a Linux user but I keep a compressed Windows XP ISO with me on a pen drive for the case I absolutely need Windows to do something. This works in VirtualBox most of the time. But now I want to ...
8
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2answers
8k views

How does VmWare Workstation perform with SSD drives?

I have read a lot of information on using SSD drives in virtualization environment and the possible problems with not supported TRIM command. I fully understand what the TRIM is, what the problems ...
8
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2answers
300 views

Full hardware emulation

I want to emulate some old desktop PC in order to run my application there (the emulated machine) as a stress test. Is this possible? I looked around and some people mentioned Qemu, which is Open ...
7
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7answers
2k views

Dual-boot or virtual machine for Linux programmer that does some Visual Studio development?

The scenario: I am a freelance software developer that mostly develop on Linux (Python, MySQL, MongoDB etc.) My work computer is a Lenovo laptop w/ a i7 processor and 8GB RAM. Big HD + 128 GB SSD. ...
7
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5answers
3k views

MacBook Pro for Windows development via virtualization. Performance?

I am a Windows/Web developer by profession and I have been considering a MacBook Pro as a replacement for my current development machine. I am impressed by the build quality, the uni-body construction ...
7
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4answers
27k views

Hyper-V won't enable in Windows 8 Pro: “Virtualization support is disabled in the firmware”

The checkbox to install Hyper-V in Windows 8 Pro is disabled. Hovering over it reveals the message, Hyper-V cannot be installed: Virtualization support is disabled in the firmware. There is a ...