A virtual machine is an emulation of a guest operating system, running on virtualized hardware within a host operating system.

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VMWare Player will completely hide taskbar, and behave oddly after locking workstation

At work, I develop on a PC running Windows Server 2008 R2. Due to some application constraints, I also run a Non-Commercial version of VMWare Player using Windows 7 on top of my Windows Server. When ...
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Is it possible to launch GUI of headless VirtualBox' machine?

After I launch a virtual machine (Ubuntu 12.04) in headless mode on Windows 7 host C:\Users\XXX>VBoxManage startvm "ubuntu 12.04" --type headless Waiting for VM "ubuntu 12.04" to power on... VM ...
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Can I run multiple virtual machines at once?

I would like to run three virtual machines on my windows 7 computer. I would like them all to be windows 7 virtual machines. I see that there are many ways to make a virtual machine, the easiest I ...
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4answers
862 views

What is a good (free) VM solution for windows 7

The obvious candidates are Virtualbox and Virtual PC. But I have not been paying attention to VM's the last year, have I missed a good alternative?
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5answers
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Linux kernel yield() functionality

When I start VMWare Player it gives me this message: How can I setup my system so that this yield() functionality is automatically enabled?
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293 views

Can guest OS break host OS?

Suppose, I use Debian unstable or experimental version as guest OS. After installing new software it completely breaks the system. Can it also affect host OS?
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does Windows 7 come with something like Virtual PC built in?

does Windows 7 come with something like Virtual PC built in? I have an i7 which is suppose to be great with virtualization and I wanted to try it out. Is there a specific app I should get that takes ...
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What would be optimal settings for a Windows 7 VirtualBox VM running on a Macbook Pro?

I am having a hard time coming up with decent performing settings to run my Win7 64-bit VirtualBox VM on my brand new Macbook pro. I've given it 2G memory (out of my 8G total), tried what feels like ...
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How do I check if a program can potentially be a virus?

I am running Windows XP in a VM. I want to download a few applications and install the one by one and check if they potentially can be a virus. I assume virus would need to add something to the ...
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615 views

Easiest setup for someone new to Virtual Machines?

I've never used a virtual machine, but I'd to start.. What's the easiest setup in terms of software and operating system? What's free? Any tips for someone completely new to the virtual machine ...
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465 views

Start up with a virtual machine

Is it possible to use a virtual machine like a kind of dual or multi-boot? I mean: The computer starts up directly in the virtual machine and the you can chose what kind of OS you want to use (after ...
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5answers
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What causes a Virtual PC “virtual machine” to be locked?

I'm using Virtual PC on Windows 7 and have periodically gotten this error when trying to shut down: Cannot shutdown a locked virtual machine. Google search on "locked virtual machine" Virtual PC ...
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Capture virtual machine traffic in Fiddler

I'm running Ubuntu in a virtual machine (host machine is Windows 7). Is it possible to use Fiddler in the host machine to capture the traffic from the virtual machine? Seeing as the virtual machine's ...
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Where can I find a Windows VM image?

I am running Windows XP Home and would like to run a virtual machine of XP, Server 2003, or Windows 7. Where can I find a VM image to download? The only XP image I've found only works on Windows 7.
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224 views

How can I best explain what a virtual machine “image” is to a non-technical person?

Does anybody have a good description or know where I could find one?
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If I have a .vhd file, can it be used by Virtual PC 2007, VirtualBox, and Windows 7's Virtual PC?

If I have a .vhd file, can it be used by Virtual PC 2007, VirtualBox (open source), and Windows 7's Virtual PC (the newest Virtual PC)? Can you even run Virtual PC 2007 on a .vhd file, and then shut ...
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377 views

How to create virtual machine environments?

I want to create a number of virtual machine environments for testing new beta releases - Windows 7, VS2010, Windows Server 2008 and so on. My host OS is Windows XP. What is the best way of going ...
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2k views

All I want is copy and paste

This is really frustrating. I have a Windows 7 virtual machine inside a Windows 7 host. I can bring it up fine and it works great, but copy and paste between guest and host does not work. So go I ...
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6answers
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Cutting Ubuntu to the bone for Virtualbox VM

I've been looking around for a Linux variant which will install only the software I need rather than everything Ubuntu (for example) puts in by default. This is to create a virtual machine in ...
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2answers
3k views

How to turn a Windows XP partition into a VirtualBox virtual machine?

How can I turn a hard drive with XP into a VirtualBox virtual machine?
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2k views

How to launch VMWare Server?

I'm feeling really dumb asking this, but VMWare Server has stumped me. I've installed VWware Server 2.02 on Windows Vista. I want to install XP in a virtual machine. All instructions start with ...
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2answers
5k views

Client Hyper-V in Windows 8 : Synthetic Ethernet Port: Failed to finish reserving resources

I am unable to run any of my virtual machines with a network connection. I get this error when I try to start them: Synthetic Ethernet Port: Failed to finish reserving resources with Error ...
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1answer
2k views

Is it possible to have an AIX virtual machine running on Windows?

A couple of years ago I was told this is not possible, well... actually i didn't understand why. As time goes by, so are days off our lives, is it still impossible? Or now there are some solutions?
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Can a vm be a reliable test machine?

My apps must run on legacy Windows up until 95. I don't own any hardware that could run such outdated OS's but my clients do. I develop my apps on Windows 7, but all use plain old C++ and stl along ...
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Headless VBox - VRDE not working

I have imported an existing machine on a freshly installed VirtualBox 4.1.6r74727, running on a Ubuntu Server 10.04 box. The guest OS is Windows Server 2003. Further, I have modified the VM as ...
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Minimal OS for running virtual machines

Is there a minimalistic operating system built purely for the purpose of running virtual machines (preferrably open source / otherwise free)? If not, let's say I decided to do something like Linux ...
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277 views

Development Virtual Machine - Is Windows XP still a possible option

I want to separate my development work from my routine work. My host OS is Windows 7. I was wondering if Windows XP would be a viable choice for the guest OS. I do not own a copy of Windows XP now. ...
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How to hide a linux pc from network?

I installed a Linux virtual machine in my windows machine, but I don't want my network admin see the Linux VM. Is there any way to hide it?
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740 views

Is XP mode in Windows 7 better than a regular virtual machine?

I've read that Windows 7 Professional and Ultimate come (or offer as a free download) some kind of special VM for running programs that only work in XP. But is this any different than just installing ...
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Antivirus for my virtual machine [duplicate]

I have a home computer with Windows 7 64-bit Pro installed. For nearly all of what I do, this setup works great, but I have some web applications which won't work. I've experimented and discovered ...
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How can I emulate more virtual CPU processor cores than physically available on Windows?

Is there a way that I could emulate the number of logical/physical processors for Windows like virtualization (VM) ? I need to simulate processors of about more than 64 and see some minor ...
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Is there a way to store files in memory?

I have this problem with chrome: Whenever g Google Chrome is open my HDD spins really fast Anyway, after reading this, exerpt: Hi Tim, You can also tell Chrome to use a random folder for the ...
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How to clone VirtualBox VM?

I'm running Windows 7 64-bit and need to clone a VirtualBox VM of Windows XP Pro. How do you do this on Windows 7?
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4answers
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vmware linux headers not found for ubuntu 10.10?

I've installed Vmware 6.5 on Ubuntu 10.10... when I start vmware player/workstation its asking for linux kernel header for some compilation but I'm not able to find the appropriate package, see the ...
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How can I run the same Linux Installation on my hardware and in a virtual machine?

I've started some development that requires Linux (I'm currently on Ubuntu, but I may switch to Debian), but I still use Windows 7 for my day-to-day computing. I have already tried a dual-boot setup, ...
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67 views

Replace Hyper-V Virtual Disk

Some updates crashed my hyper-v virtual machine. The good news is I created a copy of the vhd file yesterday, will have to reinstall programs, but at least I won't have to start all over. I deleted ...
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Hyper-V Virtualisation Disabled in Firmware

I'm on windows 8 and i've been trying to use hyper-v to set-up a virtual machine. When I go into the "Turn Windows Features On or Off" the box to select Hyper-V platform, it is grayed out and when I ...
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How to run Windows 3.1 under Windows XP (or Windows 7)

We've had a nasty one come up at work. We have to resurrect and modify a piece of code that was last built sometime in the late 1990s. The toolset ran on Windows 3.1 and 3.11. It does not run under ...
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Reading from hard drive of crashed VMWare VM

I have VMWare Fusion running on my Mac, running a Windows 7 VM. I accidentally powered down my Mac and the VM image won't restore properly, losing all my files I had worked on in that image. I have ...
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Minimize VirtualBox Hard Drive disk

I have Ubuntu Server 10.04 TLS installed on a Virtual Machine in a VirtualBox. The size of the Hard Drive is dynamic growing hard drive and the maximum is 32GB. At the beginning i had 4GB on the Hard ...
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Keyloggers and Virtualization

Whilst pondering about security, and setting up different VM for certain online activities deemed more risky or requiring extra security (banking, or visiting untrusted websites, etc), I came to think ...
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Fusion: create “headless” virtual machines?

Is there a way to run a VM in Fusion that starts when the machine does, but I can then access via Remote Desktop (Windows) or ssh (Linux) rather than by opening the Fusion app, starting the VM, and ...
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Windows 7 Virtual PC VM 16 Bit Resolution

I am running Windows 7 Ultimate 32-bit with Virtual PC installed. My XP Virtual Machine screen resolution has 16 BIT 1024*768. I can't get it it 32 BIT. I've reinstalled the VM components but to no ...
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VirtualBox: have higher guest resolution than host resolution

Is there any way to have a guest machine have a huge resolution (like 3000x2000 or something) in VirtualBox? I'd like to be able to move around the desktop by scrolling around. It seems like it would ...
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546 views

Pitfalls of Windows XP Virtual Machines

What problems have you faced when registering and activating Windows XP under VirtualBox or similar?
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1answer
180 views

Listen to audio of a virtual machine in the background?

I know it's a weird question but the scenario is that I am a Windows user and I made a script which reports "something" with a sound in a Debian virtual machine, but when I have it minimized I can not ...
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2answers
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Is it possible to boot a single Linux installation from both inside a VM and as host?

What I am thinking about is, that I'd install a linux on a hard drive to boot it normally. In addition to that, I'd create a VM on Windows, that would use the same raw mapped hard drive. That way I ...
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1answer
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Virtual Box ssh not working on Virtual Box Ubuntu machine

I have Ubuntu 12.10 installed, and 12.04 Server set up in my virtual machine. My VM has internet access, and I can ping it from my host. ping symfony.dev # points to 192.168.56.101, and successful ...
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Unable to ssh to a Linux VM after a day

I have a machine running 4 VMs on it. There is one Fedora VM which is causing me some trouble. The IPs of the VMs are something like 10.100.100.* I have a Windows PC which is in the same network. It ...
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Is it possible to live-boot VirtualBox from a USB flash drive?

To clarify, I'm not asking if you can boot from USB from within VirtualBox. I would like to make a portable version of Windows 7 that I can run from a USB drive on any machine. I'm putting a distro ...