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)

8
votes
1answer
27k 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 ...
0
votes
1answer
211 views

Xen 4.1.2 error trying to set up remus

When I attempt to set up remus between two machines I get an error in the remus log file, I cant understand why it occurs, I have the same vms running on both systems, so attempted replication ...
1
vote
3answers
4k views

VMware Authorization service not running

Today when I tried to start a VM in VMware Workstation 9.0, an error popped up (image attached below) saying "Vmware Authorization service is not running". I tried opening services.msc and tried to ...
4
votes
2answers
3k views

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 ...
2
votes
2answers
863 views

Would a graphics card increase performance of Virtual Machine?

I'm using VMWare Player to run a Windows 7 VM on a Windows 7 host. I have Aero turned on and it works pretty well for the msot part but sometimes if I'm moving too fast or min/maxing a window I can ...
0
votes
2answers
180 views

How to install win xp beside win 7? [duplicate]

Possible Duplicate: How to dual boot when Windows XP was installed after Windows 7? Now,I have win 7 and I am running win xp on the virtual machine but it is too slow.So, I want to know if ...
1
vote
2answers
270 views

Accessing guest (Ubuntu) localhost from host (Windows)

Is there any way to access guest's localhost through a browser inside the host? I am running Ubuntu with Virtualbox on Win7.
2
votes
1answer
340 views

Developing with Rails on localhost:3000 in Windows VM?

I am trying to test our Rails app--served on http://localhost:3000 -- in a Windows VM. I have read numerous articles out there about setting up my VM with shared networking, and opening ports on ...
1
vote
1answer
3k views

Disc not found when installing CentOS in VirtualBox

On Windows 7, I am trying to install CentOS (CentOS-6.2-i386-netinstall.iso) using VirtualBox however it says Disc not found after language selection. Here's exactly what I'm getting: ...
1
vote
1answer
83 views

Installing a patch on Windows 7 VM

I've just installed a Windows XP and Windows 7 virtual machine in Oracle VirtualBox, as I want to test that my domain certificates are good for the forthcoming MS patch 2661254 (which checks the ...
0
votes
1answer
360 views

Is it possible to run KVM from a virtual installation of RHEL 6?

I am currently studying for the RHCSA exam that requires me to practice with KVM. Is it possible to run for me to run KVM on an RHEL 6 virtual machine before I go to the trouble of partitioning my ...
0
votes
2answers
7k views

Is there a way to speed up a Virtual Box VM?

I run Windows 7 in a virtual box on a Mac OS X (MacBook Pro) - but the virtual machine is pretty slow. I really hope there's a way to speed it up somehow - like reallocating memory or something? - ...
4
votes
3answers
287 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?
1
vote
2answers
99 views

How to set up a PC which can be booted from Linux AND Windows?

Our PC was running Windows XP up to know. It has become incredibly slow and I'm considering switching to Linux (Ubuntu?!) as a fresh OS. However, there are some applications we rarely use which run ...
0
votes
2answers
107 views

Is firewall needed for guest OS in VM? [duplicate]

Possible Duplicate: Should I enable Firewall and AntiVirus on a VirtualPC VM? I have good firewall on host OS (WinXP), Do I need additional firewall in guest OS (Fedora)?
1
vote
2answers
335 views

Virtual machines: QEMU, virtualbox

When I use virtual machine on my i5 laptop, does it emulate every instruction or does it run normally? How much is speed decreased? Especially I am interested in QEMU and virtualbox, how do they work? ...
1
vote
2answers
304 views

Drag drop files on VMware from Guest OS to Guest OS

I have VMware on my Mac Mini. And I have two Guest OS' running, one is Ubuntu 12.04 and the other is Windows 8 Pro (Bizspark Edition). I know I can drag drop files from Guest OS to the Host OS' ...
5
votes
2answers
3k views

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. ...
10
votes
2answers
4k views

Is it possible to set up a bare-metal hypervisor on my laptop?

Say I had a Core i7 Laptop with 16GB of RAM and a 750gb drive. Is there a mechanism where I can partition the HD into a Linux, Windows, OS X, Shared Data, Hypervisor setup where I boot a small ...
3
votes
1answer
9k views

Make a clone of VirtualBox Machine that doesn't cause Windows Re-Activation after installing Windows

Most guides for installing Windows on VirtualBox to act as a template for quick Windows jobs tell you to take a few steps to prepare the Virtual Machine before installing Windows (the best guide I ...
32
votes
1answer
61k views

How do I install and use Windows Virtual PC in Windows 8?

I really liked the integrated Virtual Machine that Windows had built-in with Windows 7, known as the Windows Virtual PC. I'm looking to install that again. I'd like to be able to install multiple ...
1
vote
1answer
583 views

Virtualbox Internet connection

Hello everyone, I am using Windows XP SP3 with Oracle VirtualBox installed in it. I am running Fedora 15 as a guest OS. Now my Internet Service Provider provides the internet connection on basis of ...
3
votes
1answer
170 views

How to Configure a vm on the same machine to do remote desktop

I want to achieve following: (Note I'd like to get this done first of all with Win7 as both host and vm OS) Install Windows 7/xp/Windows 8 VM on Windows 7/Windows 8 host machine Configure it so that ...
0
votes
0answers
188 views

security of lubuntu VM

I use a Lubuntu 12.04 installed inside a VM to browse less than safe websites with Chrome. I would like to know of the relevant security risks this setup poses to my home network. I do not store ...
1
vote
1answer
113 views

Linux VM connect to Gigabit Eth Switch

I am running VMWare Workstation 7.1.0 build-261024 on Windows XP. I have an Ubuntu 11.10 set up as a VM. I have connected the Windows XP PC and a Cisco 1252 AP (without DHCP) to a gigbit ethernet ...
3
votes
1answer
419 views

Correcting clock drift in VM guests

I have a Unix O/S running as a guest under a hypervisor on a Linux host. The guest OS clock is 2s adrift from the host after 24 hours. I'd like to keep clocks in sync to less than a second for ease of ...
1
vote
0answers
429 views

Building a fast, affordable, and temporary Windows virtual testing environment

I was recently enrolled in an official Microsoft training course delivered by New Horizons. The learning platform offered labs on remote virtual machines. From my web browser, using Silverlight, I ...
0
votes
0answers
68 views

Boot an old Win7 32bit parition from Win7 64bit in VMware workstation

Could anyone help me achieve this, I have tried this answer but had no joy. It just has a black screen with various text such as DCHP xyz ./ culminating in it saying operating system not found. The ...
2
votes
3answers
82 views

Do I need to backup files inside a VM?

I am using a VM for developing websites. Lots of my work files are only accessible from inside the VM. Currently I only create backups of the VM itself. I don't backup the files inside the VM to a ...
1
vote
2answers
1k views

A light Linux distro compatible with VM “guest” software?

Is there a light Linux distro (like PuppyLinux, Slitaz etc) but which supports "guest"/"support" software (like VMware Tools, VirtualBox Additions).
1
vote
1answer
107 views

How to make a VBox Windows XP guest from installation CD?

I have a sudden need to have a Windows XP guest machine (VirtualBox) and have both a Reinstallation CD (including SP3) as well as a valid Windows XP key that I purchased years ago and never used. So ...
5
votes
2answers
3k views

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 ...
0
votes
1answer
1k views

How can I: Convert Physical to VM, the machine it's running on

I have virtualized laptops before, when someone gets a new one and doesn't want to quite let go of their old laptop for fear of losing something. This was using VMWare Workstation 7.X. In 8.0 when I ...
4
votes
3answers
4k views

How to create a virtual machine from a .img disk image?

I downloaded a disk image used for a wargame hosted by stripe, but I cant figure out how to create a virtual machine form this image. I'm using virtualbox, but I could use another tool if it would be ...
1
vote
1answer
3k views

Microsoft Virtual PC running Windows 7: VM Additions doesn't install correctly

Using Virtual PC 2007, if you attempt to install Virtual Machine Additions (VMAdditions.iso) on to a virtual Windows 7, the OS will crash and you will have to do a system restore. How to solve this?
0
votes
3answers
593 views

Is it possible to detect an unauthorized switch on a network?

Is it possible to detect an unauthorized switch on a LAN? My university IT department does not permit people from attaching their own switches to the network. I am interested in knowing if it is ...
0
votes
1answer
2k views

System Center 2012 - Can't Install Virtual Machine Manager

Here is my setup: Microsoft Windows Server 2008 R2 x64 Enterprise (updated to SP2) 32GB RAM x2 Quad Core Xeon 5500 Series Processors (16 cores total) x3 120GB Intel SSDs Computer is joined to a ...
0
votes
0answers
66 views

internet access on ubuntu, virtualbox

I wanted to install ubuntu server on virtualbox. So I have it, with apache, mysql, openssh etc. On my Win7 I created a bridge between my wifi connection, and virtualbox host only network, and I choose ...
0
votes
1answer
423 views

Accessing clearcase view drive from virtual machine is slow

I have a windows XP virtual machine running under a Windows XP host. On the host : On the host clearcase 7.1.1.2 is installed. I have a dynamic view mapped onto some drive. The view has certain ...
0
votes
0answers
200 views

Why is my Solaris virtual machine doing this? (100% CPU usage at regular interval)

This is a clean installation of Solaris 11 X86 in the latest Virtualbox, running on Windows 7 host. I am downloading some files in the Solaris virtual machine, and all suddenly, this happens: I ...
0
votes
1answer
301 views

Expand ZFS pool after adding space in XenCenter

I have a FreeBSD VM that is running in XenCenter. I accidentally set it up with a ZFS file system (doesn't really matter, except that I dont know much about ZFS). I had initialized the VM with 10GB, ...
0
votes
4answers
5k views

Where do my files go in Virtual Machine?

I have VMWare player, because I believe it's the only free tool that VMware offers. I have a linux install working flawlessly, but aside from know how to full screen Linux, I have one problem. I save ...
2
votes
1answer
644 views

How to move my physical debian server to VirtualBox?

I'm looking for information how to transfer my physical server running debian into a VirtualBox machine running on my Win7 desktop. My gut feeling is to simply recreate the partition table of the ...
7
votes
2answers
1k views

Can't find the right Ubuntu Server ISO for VirtualBox

I have been trying all morning to find the right Ubuntu Server (12.04) ISO to use for installing an Ubuntu guest OS on my VBox VM. Here are the relevant stats: Host Machine: AMD 64-bit Host OS: ...
1
vote
2answers
1k views

How to tell Windows 7 which default network card (NIC) to use?

I have 2 NICs and 2 physical links from 2 different ISPs. I want to set up a Windows XP virtual PC with VirtualBox to use the 2nd link. But I don't want the host (Windows 7) to use it, I actually want ...
0
votes
2answers
651 views

Creating a Windows 7 (x86) VM with VM Player - Hard Disk Contents Multiple Files Vs Single File

I have just created a VM with Windows 7 which I hope to use as my Developer machine. While creating the VM with VM Player, I picked the option where the contents of Hard Disk will be stored as ...
0
votes
2answers
2k views

how to activate Virtualization Technology (VT-x) on asus eee 1015pn laptop?

i have this laptop: http://www.asus.com/Eee/Eee_PC/Eee_PC_1015PN/#specifications its running windows7 32 bit ultimate im trying to run a 64 bit operateing system in virtual box, but it crashes at ...
0
votes
1answer
2k views

Intel Graphics HD on Windows 8 RTM on a Dell Latitude E6410

Just wondering if anyone has installed Windows 8 RTM on a dell Latitude 6410 with the Intel HD Graphics (or whatever the integrated video card exact name is). I tried getting the latest drivers from ...
1
vote
1answer
3k views

Is there a tool to browse files on a VMware virtual disk w/o starting a virtual machine?

I am looking for a way to browse through a VMware virtual disk in order to extract/copy files that are located on an Ubuntu EXT4 partition that is allocated on that disk, without the need to actually ...
1
vote
0answers
137 views

What is the best tool to perform an automated/unattended virtual guest os install?

I would like to be able to add (and remove) virtual machines from my Ubuntu (12.04) host OS using 'unattended guest os installation' method. What I mean here is to pass a command to the software via ...