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

learn more… | top users | synonyms (2)

2
votes
1answer
608 views

Debian Lenny expects udev on a vps that doesn't support it

Primary symptom: /proc/self/fd is there and normally populated, however /dev/fd is not. Process substitution therefore fails, because bash wants to create files under /dev/fd. /dev/.static/ and ...
1
vote
3answers
856 views

High Physical memory usage on windows 2008 after using virtual box

I have a 16 core machine having 8 GB of RAM running windows 2008 I installed a virtualbox on it and installed windows 2008 64bit os and allocated 4 GB RAM to it . A Mysql database was installed on the ...
0
votes
2answers
1k views

Is it possible to run my other partition inside of a VM?

So I have dual boot machine with windows 7 and ubuntu 11. I would like to, at times, run a vm from one partition to another. For example sometimes I would like to do certain things in windows while ...
0
votes
2answers
152 views

How to reduce or remove the need for filesystem checks

I am currently running windows 7 in a virtual machine. After several days of disk-intensive I/O, the virtual machine crashes and needs to run a filesystem check when booting the guest OS back up. (The ...
0
votes
1answer
225 views

How to install Linux VM on Microsoft Hyper-V

I am looking for step-by-step guide to do so. I can go for any easy to work with Linux distribution , may be UBUNTU. But Hyper-V page says it officially supports only SUSE and REDHAT, others can be ...
-1
votes
2answers
197 views

virtual machine and client OS

I just adjusted my client OS to scale its display to fit the host Windows virtual box and things began to look warped. I want to undo this new setting and re-employ its display to be back to the ...
-2
votes
1answer
844 views

How to use a data like a image and song in android on Virtual Box from my computer?

I installed Oracle Virtual Box on Windows 8. Then I downloaded Android-x86. After I installed Android-x86 on Virtual Box from the ISO, and it working good but how to use a data like image and song ...
20
votes
7answers
26k views

How does VirtualBox's memory usage work?

I've been running several VM's with VirtualBox, and the memory usage reported from various perspectives, and I'm having trouble figuring how much memory my VMs actually use. Here is an example: I ...
9
votes
1answer
5k views

Using virtual box is it possible to set your virtual machine time to be different from host time

Using virtual box is it possible to set your virtual machine time to be different from host time. Say 1 year into the past. If I wanted to run the windows XP images provided by Microsoft from here. ...
9
votes
10answers
3k views

I want to virtualize my workstation (Tier 1), Looking for Bare Metal Hypervisor for consumer grade components

I find myself in this similar bind at least once a year. The bind whereby I'm either upgrading a motherboard, or an OS hard drive. It drives me crazy to have to reinstall Windows, Visual Studio, all ...
17
votes
7answers
1k views

What's better a better VM app: VMWare, Parallels or Virtual PC [closed]

From a Windows developer's perspective, which VM application is the best? Why?
13
votes
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 ...
7
votes
3answers
5k views

Tuning Windows 7 for use in a VM

I'm running Windows 7 in a VirtualBox Virtual Machine, and would like to make it run in a more streamlined fashion. I'll be using the install primarily for testing web apps, and have no need for it ...
6
votes
1answer
3k views

Move an existing XP install into VMWare or Virtual PC

I have a computer that has a bunch of things on it that are pretty legacy. It's an old machine, but getting everything on it set up properly on another computer could take weeks, if it's even possible ...
2
votes
3answers
3k views

Is it possible to split VirtualBox Hard Drive to multiple volumes?

VirtualBox hard drive usually has one or a few files when you create a drive. I think it is good because you manage only a few files. However, I have out of space of my drive. Is it possible to span ...
29
votes
7answers
3k views

Is it possible to “virtualize” an existing PC?

I'm running Ubuntu Desktop 12.04, and I was wondering if it was possible to somehow take my whole filesystem (everything under /) and create an ISO from it. Then, perhaps, use that ISO as the file ...
11
votes
2answers
9k views

How do you add more space to a Fedora (LVM) partition?

In a nutshell, i have a VM that ran out of space. I increased the size of the VM's harddrive to be 4 times bigger but the OS partition is still only using 1x the space. I need to change the LVM ...
10
votes
1answer
6k 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 ...
9
votes
3answers
1k views

Can I make a virtual machine out of a Windows XP physical machine?

I would like to switch to Linux, but I need some stuff on my Windows XP install. I know that VMWare Workstation can convert a physical machine into a virtual machine, but it's $189. :-/ Are there ...
6
votes
1answer
1k views

Quick and dirty user management service for Linux VMs?

Background I have a home server running Debian, and a workstation that runs various VirtualBox VMs (mostly Linuxen but some Windows). At the moment, I'm creating my main user account anew for every ...
4
votes
3answers
1k views

Is it recommended to run a firewall/router on a virtual machine?

Googling found me people saying running a firewall/router as a virtual machine is "dangerous" but none of them gives any reason as to why it is so. I also found posts from people who are successfully ...
2
votes
3answers
3k views

Virtualbox: Raw linux partition not booting

I have a dual-boot laptop with Windows 7 and Ubuntu 12.04. I am trying to boot the ubuntu partition from windows using Virtualbox. I have successfully created the .vmdk, and created the virtual ...
10
votes
4answers
12k views

emulate fake monitor on windows 7?

Is there any 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 I ...
7
votes
2answers
14k views

How can I connect to a web server running in a VM when the VM is in NAT mode?

I've got a development webserver on an Ubuntu box inside of VMWare Workstation 7.1.3. I'd like to run a web browser on a Windows machine (the host OS) for actually testing a web page I'm working on -- ...
6
votes
2answers
2k views

How can I cause a VirtualBox VM (running Ubuntu) to run a command upon resuming its state?

I am running a few Ubuntu VMs on a MacBook Pro host. Whenever I pause a VM or save its state to disk, the next time I restart it, the system clock goes out of sync. Is there a way for the VM to know ...
4
votes
3answers
931 views

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 ...
4
votes
1answer
671 views

Is it possible to run several virtual machines each with independent mouse+keyboard on a single PC? [duplicate]

My goal is to instead of buying 4 separate basic PCs (plus the obvious peripherals), buy just one fast PC and the peripherals. I'm wondering if I can use a more powerful computer, say, one with core ...
4
votes
5answers
11k views

How to recover Virtual Machines in Virtualbox?

For some reason, all of a sudden, all virtual machines are gone from the User Interface in virtual box. I suspect CCleaner has something to do with it, but that's not the point. Both the virtual ...
4
votes
3answers
18k views

How to access my local server on my VirtualBox virtual machine?

Here's my setup: I have a local server running on my machine (Mac OS, Snow Leopard). I can access it via my browser by doing localhost:3000 I have a virtual machine using Virtual Box running a ...
3
votes
2answers
10k views

VT-x/AMD-V Work-Around For VirtualBox?

After converting a Parallels VM to VirtualBox, the converted VM still does not run. VirtualBox says: VT-x/AMD-V hardware acceleration has been enabled, but is not operational.... Please ensure ...
3
votes
2answers
821 views

Can I boot up into an existing virtual machine?

The situation: as a freelance developer, I need to work in a similar development environment to the other people on the project. Because the dev environment has so many dependencies and 3rd party ...
1
vote
3answers
5k views

How can I run an existing WinXP partition (dual boot machine) inside KVM?

I use KVM to run virtual machines on Ubuntu Jaunty and virt-manager to configure them. My machine is dual-boot, and I don't want to have to reboot for my occasional uses of Windows. So I set up a VM ...
8
votes
3answers
2k views

Virtual machines and TRIM

Although TRIM support was introduced to make SSD work better, it should also help virtual machines optimizing virtual disks (for example to know which parts of virtual disks needs no storage on ...
7
votes
1answer
19k views

Change MacOS X guest screen resolution for VirtualBox

I have tried all alternatives and resources that I found on internet to achieve to change screen resolution in my MacOS X guest. I have the latest VirtualBox version (4.1.22) and I have MacOS X 10.6.3 ...
6
votes
4answers
2k views

why does Virtualbox use 15-20% CPU when VM is paused?

I run VirtualBox 3.1 on Ubuntu with a Win XP guest. I have noticed to my surprise that when I pause the VM (its screen grays out) VirtualBox continues using 15-20% of the host's CPU. Is this normal ...
5
votes
5answers
4k views

How do I find the IP address of a virtual machine using VMware Fusion?

Can I determine the IP of a virtual machine using VMware Fusion without actually entering the operating system running on the virtual machine? I'm looking for a menu option, command line, or otherwise ...
4
votes
2answers
766 views

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 ...
4
votes
2answers
17k views

How can I mount an external hard drive in a VirtualBox machine

I have installed Virtual Box on Machine and setup a Ubuntu 9.10 machine. And I have an external hard drive formatted for linux. But when I hook up the external hard drive, my ubuntu 9.10 can't see ...
3
votes
1answer
519 views

Creating Ubuntu VM with VirtualBox

I am trying to set up my very first virtual machine via VirtualBox (4.1.8). I created the machine and selected Linux → Ubuntu inside VBox's installation wizard. I then went to run the machine for the ...
3
votes
3answers
28k views

How do you copy a file from Windows to a VMware virtual hard disk (Ubuntu)?

I have VMware Player, and I run Ubuntu with it on my Windows 7 system. Now I want to copy some files from my Windows folders into the VMware virtual hard disk, so that I can view these files on ...
3
votes
2answers
9k views

How can I shrink my VMware image?

I created an image of a Windows Server 2008 system using the free VMware Player and set the maximum hard drive size to 100GB. I then gave those image files - 30GB at the time - to a server hosting ...
2
votes
1answer
63 views

Special instructions for CentOS VBox virtual machine?

I am gearing up to create a CentOS 5.5 server virtual machine in VBox and was wondering if there are special instructions, configurations or settings that I should be aware of ahead of time. ...
1
vote
1answer
891 views

How do i set up shared folders in virtual box (windows 7 host, Ubuntu guest)?

I have windows 7 (host), virtual box, and BioLinux6 (a varient of Ubuntu) as the guest OS. how can i set up the shared folders to be usable for read and write in both OS without having to re-mount ...
0
votes
1answer
277 views

Windows 8 Hyper-V Client Backup Solution

I am planning to create a server environment consisting of 1 hardware pc running Windows 8. On that Windows 8 machine I run 2 VM server one running linux the other is running windows 7. Is there a ...
0
votes
4answers
1k views

Can I move Ubuntu vmware installation to a new laptop?

I am getting a new laptop at work but I have had Ubuntu 9.10 installed on my old XP machine on vmware. I am guessing that migrating to the new machine would not be as easy as just copying the virtual ...
7
votes
3answers
2k views

Multiple monitors with virtual machine

Is it possible to use multiple monitors with Windows Virtual PC 2007? If not, are there any other virtual machines that do support multiple monitors?
6
votes
4answers
5k views

Is it legal to use the trial version of a software over and over? [closed]

My boss proposed I should pirate Photoshop, as documented here. I would not do that. However, a coworker proposed that I could just use virtual machines to re-use the trial version of that software ...
6
votes
3answers
544 views

can a VirtualBox VM run on different hardware?

I have created a VM using VirtualBox on 'A' hardware configuration. Can I expect correct working of this VM if I copy the VM hard drive image and use it on a different hardware configuration 'B'?
5
votes
1answer
141 views

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 ...
4
votes
1answer
1k 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?