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

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Mouse+Keyboard for each VM? [duplicate]

I'm using VM Ware (specifically the player) and i'd like to attach a multiple mouses and have one for each VM (same idea with keyboard but i havent tried keyboards yet). I'd like several people using ...
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How do I force VMware virtual machine to enter the BIOS setup

I am using VMware Fusion 2.0.6. I want to boot virtual machine from iso file. How do I get into bios and change boot options?
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Portable virtualization software? [closed]

Does anyone know of any portable virtualization software for Windows that will run from a flash drive and doesn't require administrator privileges?
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VirtualBox command line error

I can run VirtualBox just fine, but when I run anything from the command line I get: VBoxManage.exe: error: Failed to create the VirtualBox object! VBoxManage.exe: error: Code ...
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Does a fixed size Virtual Machine file (vmdk, etc..) become fragemented?

Just sort of remembered something from OS class about fragmentation and was wondering if anyone knows for sure whether a VM file is liable to become fragmented if you tell it what size the hard drive ...
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Azure VM (OpenLogic CentOS 6.3): no kernel-headers

I have set up a VM on Windows Azure (Openlogic CentOS 6.3 - of one predefined images). The problem is I see no kernel-headers package and it can't be installed (yum doesn't fine it). Thus, anything ...
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Should I enable Firewall and AntiVirus on a VirtualPC VM? [duplicate]

I run W7 64-bit with windows firewall + MSE running, and there is a firewall on my router also. I want to run a VM (probably using VirtualPC which comes free) but I'm unclear if this is guarded by the ...
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Benefits & Practicality of Virtual Machines [closed]

I have been living under a rock for the past 5 - 8 years, and am just now getting up to speed with virtualization, virtual machines and platforms like VMware or VirtualBox. I think I am starting to ...
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Running a web server with an encrypted file system (all or part of it)

I need a webserver (LAMP) running inside a virtual machine (#1) running as a service (#2) in headless mode (#3) with part or the whole file system encrypted (#4). The virtual machine will be started ...
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How to run an encrypted virtual machine?

I wonder what is the best practice for storing the virtual machine encrypted. I tried putting the image it a TrueCrypt volume, but it doesn't work nicely: With the volume unmounted the VirtualBox ...
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Virtualbox in Headless mode

I used the virtual machines in virtualbox in a "headless" mode instead of a GUI mode. what are the advantages of using it in a headless mode?? by headless does it mean that the server doesnt have a ...
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Saving the state of a VirtualBox virtual machine from command line?

I am using VirtualBox on Windows. Is there a way to make a script that will close the VM and "save the state"? Or even just tell the VM to shutdown? Non-sequitur: I know you can open the VM from ...
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Is it possible to use a Vista Boot Camp partition inside Virtual Box on Mac OS X

I've got windows Vista installed inside Virtual Box on my Mac OS partition. I've also got it installed under boot camp and I occasionally boot to it when I want to run windows with better performance ...
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Is it possible to get a Virtualbox VM always start from same time, if so how?

I am trying to use VB to set up a Windows 7 VM for use in a training course. I want the virtual machine always to start up from the same conditions, in particular: The VM always starts at the same ...
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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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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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From my 192.168 box, how do I find 10.0 virtual machine on the same box?

I am running Ubuntu 12.04 and VirtualBox 4.1.12. I have created a Debian server under VirtualBox. For reasons I don't understand, DHCP grants my Ubuntu box 192.168.20.50 and my Debian VM 10.0.2.15. ...
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Re-reading the partition table failed with error 22: invalid argument

I have Oracle Linux on a VM and I'm trying to create partitions on /dev/sda2 of size 30 gigs using fdisk utility. I made four partitions each of size 512M and they appear in the partition table. ...
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Unattended installation for windows 7 x86

Are there any pre-created Autounattend.xml files for Windows 7 unattended installation x86? I have been experimenting and creating the XML file but I am always being prompted to choose which hard disk ...
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What are the differences between VirtualBox and VMware Workstation? [closed]

I am planning to download a virtual machine and I'm confused which to download. If any one know more about virtual machines please give me a quick solution. If there is other virtual machines better ...
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My First Virtual Machine

I'd like to create a situation where a standard MS development stack is wholly contained within in a VM such that I can share (via USB enclosure) the identical development environment between main ...
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can a Virtual machine help me!

I have Windows XP 64bit, and have experienced problems with a scanner driver which is not compatible with 64 bit systems. If I install Microsoft Virtual PC, and install a 32bit version of XP onto the ...
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How to install VMware Tools in Android x86 VM?

I installed Android-x86 in a VMware virtual machine under Windows 7. Is there a way to install VMWare tools in this Android-x86 VM to share files between this machine and the host? If yes, how?
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How to use the ALT key in a Virtual Box guest session?

I'm running a Virtualbox session of Windows XP (guest) from a Sabayon GNU/Linux system (host). I'm doing projects with Adobe Illustrator CS2 and some of the functionallity is accessed with left mouse ...
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Hyper-V vs. Windows Virtual PC

When trying out the Windows 8 Consumer Preview, I installed Hyper-V. It looked like just another Windows Virtual PC. Could someone explain how it is different? Is there a performance difference? Any ...
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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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Virtual OS using same Wallpaper as Host

Greetings, I'm running a guest Linux OS on top of Windows XP, which rotates its wallpapers using the PowerToy Wallpaper Changer. I'm hoping for a way for my guest OS to somehow detect which wallpaper ...
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What is the recommended way of cloning virtual machines in VirtualBox?

Is there any recommended way of cloning virtual machines in VirtualBox? I would like to install an Operating System and then make several clones of that one. I have tried with export and import ...
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How to permanently disable kvm modules in Linux?

In order to get virtualbox to work in Linux I have to run the following commands as root: modprobe -r kvm_intel modprobe -r kvm otherwise I get an error. This works well. The only problem is that ...
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Why is Virtualbox start mode not detachable by default

Virtualbox has three start modes: normal (with a window for the VM but window cannot be closed) headless start (no window for the VM, but you can see a screenshot in VBox UI) detachable start (a mix ...
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How do I make a virtual machine with non-standard speed of time (timescale)?

I think it should be technically possible, but I don't know of any ways to do this in already existing software. What I mean — the "hardware" clock in the VM should be able to run at different speeds,...
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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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Temporary use a physical HDD with preinstalled Windows as a Virtual Machine

The situation is this: A friends computer broke and the repair takes 2-8 weeks. I removed the HDD before he sent it to the vendor so he can at least access the data on it while his main computer is ...
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How do you create and partition a raw disk image?

I need to create a raw disk image for use in a virtual machine, but I need to create the partitions before creating the file system or installing the operating system. Can anyone describe a process ...
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Virtual Machine with support for hardware access: USB 3 (and PCI)

I am in the process of selecting a VM-software. I have a requirement of accessing a custom USB3 device in a VM (Windows 8 64bit guest, host is Windows 7 64 bit). From what I read, VMware would be the ...
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Booting a virtual machine non-virtually

I have a VirtualBox virtual machine that I use regularly. In order to use it on many computers, I carry it around on a USB drive. Sometimes, however, I come across a computer that doesn't support ...
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How to only let a user access a virtual machine and not the host machine?

I have friends that are very bad at following directions. I would like to allow them to use the internet from my home, however I am very tired of cleaning up Viruses and randomly downloaded games. I'...
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Is it possible to install 2 different versions of an application at the same time

Won't it have any conflicts? Because I am using an old version of virtual box and I want to try the newest version but I haven't still completed my download in the virtual ose.
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Tools to compress and store Vmware images

Is there any Vmware or 3rd party tool to compress and store large vmdk files?
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How do I access an IIS web server on a virtualbox from the network of host machine

I've a site running on IIS on a Windows 8 virtual machine. http://localhost/RTStreamer/Ticker.html How do I access that site from outside the host machine? The host machine ip is 168.192.42.1 I've ...
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How can I get qemu's Ctrl+Alt keys working in -curses mode?

So here's the situation; I currently have qemu installed on an OpenBSD 5.3 snapshot. This is a console setup so I have to either run with -curses or -nographic. The problem here is that I'm having ...
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Should I be using snapshots or clones for my purposes?

I have a VirtualBox machine representing a "clean" install of my OS. I would like to use this VM for several types of machines - one for simple games, one for programming, one for my audio editing. ...
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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 ...
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Using VMware/Virtual box to simulate a cluster of nodes, but actually using a single machine

I am developing a webapp using Cassandra database which works on a multi-nodes cluster. But I don't have multiple machines to create a cluster while development. How do I create a cluster using the ...
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More than one XP Mode virtual machines okay under Win 7?

I really like the Windows XP Mode virtual machine that comes with Windows 7 (once you download the integration components). I teach technical training classes, and having a machine configured for the ...
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Unable to start ubuntu 15.04 in Virtual box

The installation went smoothly. But after the first reboot, the distro fails to startup. It is all I see in my screen Virtual box version is 4.3.28 r100309 (Latest as of the time of writing) Here ...
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How to route HyperV VMs traffic through host VPN

I'm using Windows 8.1 Pro with HyperV. I have several VMs for development, all of them connected with host via Internal adapter using network addresses: 192.168.10.0/24 Where: 192.168.10.1 ...
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VirtualBox USB 3.0 Storage Settings

I'm taking a college course where we are using VMs to safely work with the Linux kernel, and as such, we've been told that it would be useful to have our VM stored on a flash drive (if we want to work ...
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Create Google Maps screenshots at regular intervals

Background People are concerned that building a pipeline to the West Coast of Canada will increase the number of oil tankers, thus increasing the probability of a major oil spill, thereby creating an ...
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How to route traffic from VM (Parallels) over an Open VPN connection on the host (OS X)

Scenario: I have a Mac running Lion that is connected to an OpenVPN server I have a Windows XP VM (running on parallels, but I don't think this is important) I want to be able to route traffic from ...