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)

0
votes
1answer
210 views

booting into a virtual machine from a linux installed on external hard drive

I am running windows 8 and have a linux Ubuntu 12.04 installed on an external hard drive, can I install a virtual machine on windows and run the linux system installed on my external HD?
1
vote
1answer
2k views

Automatically starting virtualbox on ubuntu startup

I am using windows on a virtual box in ubuntu.Is there anyway to automatically start windows in the virtual box when ubuntu boots and when i shut down the windows in virtual box , i want ubuntu to ...
1
vote
1answer
589 views

Guest OS not using allocated CPU in Virtualbox

I have a host machine running virtual box on Windows 7. I have 12 physical cores, and have tried to share them with my virtual machine (windows XP Pro SP3). When I look and compare the task manager ...
1
vote
1answer
409 views

Is it possible to install Windows 98 on a VM in order to run a 16 bits app that accesses an old VLB data capture card from the host machine?

I need to access an old VLB (before PCI controllers) SCADA card with a 16 bits application that controls the data and processes. I do have only the DOS driver for that card and I need to install a 32 ...
1
vote
0answers
438 views

Switch focus between monitors in multi-monitor setup

I'm using a multi-monitor setup and I often use the second screen as a display for a virtual machine. My problem is that I haven't found a good way to switch between the virtual machine and the host ...
1
vote
2answers
119 views

Will a VirtualBox VM created on a Windows host run on a Mac host?

If I create a VM in Virtual Box on a Windows host, including installing a guest OS, will that VM run on a Mac OSX host?
3
votes
1answer
605 views

QEMU: How to find bottleneck in my virtual machine?

I am running an ubuntu virtual-machine on a 12.04 ubuntu server. Unfortunately the machine is extremly slow (just htop consumes 15%), even though having 8 cores etc. Do you know a way to find the ...
2
votes
1answer
972 views

Virtual Hard disk reducing Performance

I installed an OS on VHD and the performance of OS is horrible. All the 3d transitions and effects are very choppy although I have a Core i7 machine. I created this VHD on Windows 7 Home Premium. I ...
5
votes
1answer
604 views

what is the fastest way of sharing files between VMs?

I've got four guest OS (2 Window XP, 1 Ubuntu VM, 1 FreeNAS) with guest additions installed on each, hosted on an Ubuntu server (12.10) using a headless VirtualBox (4.2.6r82870) setup. Currently, I'm ...
1
vote
1answer
640 views

Dump a virtual machine to disk

Is it possible to take the contents of a VM disk and write them directly to a hard drive, so that I can boot off of it and essentially turn the VM to a regular OS installation?
0
votes
3answers
5k views

VMWare Player does not save changes in guest operating system

I have installed VMWare Player in my Windows 7 Ultimate and I have added Ubuntu 12.10 in a virtual machine. The problem is that every time I power off the virtual machine everything is lost. I mean ...
2
votes
1answer
659 views

Creating a Virtual Machine from a physical Disk

I recently added a 4th hard disk to my computer installed Windows 8 Pro with Microsoft development tools, all went fine, I'm happy. I have in my computer another disk with Windows 7 full of ...
0
votes
1answer
928 views

Windows 8 Pro Hyper-V Manager network connection

Need to create a VM instance of Ubuntu 12 hosted on Windows 8 Pro. Discovered Hyper-V. Got it installed like a charm with OS booting up real nice. However, for the life of me and at least two hours ...
0
votes
0answers
54 views

Access VM virtual host site

Ok, my situation is: I have a Mac with Parallels running Windows 7. On this Windows 7 VM i have pointed exampledomain.com to 127.0.0.1 via the hosts file. What I would like to do is when I'm on my ...
1
vote
1answer
627 views

VMWare Virtual Network Editor - Bridged Network not working since switch

I want to connect my virtual Debain server to the LAN via a bridged network. The virtual bridged network is configured in the VMWare Virtual Network Editor (VmNet0 - Bridged), the right NIC has been ...
-2
votes
2answers
91 views

Why does my company prefer to giving me a VM to work on rather than another stand-alone system? [closed]

I work for a software development company but have had limited understanding of VMs. I believe this will help elicit the basic advantage of VMs.
1
vote
1answer
1k views

how to allow nginx in guest vm access shared folders in host os?

My setup I want to setup a ubuntu vm to act as a web server for development. Reason I want to have a development environment as close to the actual production environment as possible. Problem ...
1
vote
0answers
47 views

Bind user to virtual box os

I have Windows 7 Host and Windows XP guest in virtual box. Is it possible to somehow bind a particular user to that guest OS. I want to create some test environments for particular users. The idea is ...
0
votes
1answer
1k views

colon and quotes show up as diamonds in ubuntu 12.10 server edition via virtualbox 4.2

i typed out the following bash -c "$(curl -fsSL https://raw.github.com/gist/4372049)" I get this in my ubuntu vm Inside the vm i also cannot scroll up and down like the way I can do so using ...
0
votes
1answer
2k views

If I uninstall VMWare Player in windows 7 in order to upgrade, do I lose my VM?

I have a VMWare Player 4.0.2. I can upgrade it to version 5.0.0. I started the process and it asked me to uninstall the current version of VMWare. I am afraid of losing my VM inside the VMWare ...
5
votes
4answers
2k views

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 ...
1
vote
2answers
773 views

Is it possible to migrate a Windows installation to another machine or Parallels?

I've got a Windows 7 machine that's about to die and I want to transfer my data to another machine, or possibly to a disk image that I would then run inside of Parallels on my Mac. I could of course ...
0
votes
1answer
117 views

How to install software in linux using windows?

I have windows 7 running, but I have the machine inside a domain, with Active Directory. I need to install likewise in a virtual machine running linux (Ubuntu), but unless I connect the VM to ...
3
votes
1answer
1k views

Local DNS resolution really slow on Mac OS X

I have a centos linux running as a virtual machine in a Virtual Box on my Mac OS 10.8.2. The virtual machine has the IP address 172.17.33.2. I created an entry in /etc/hosts with 172.17.33.2 ...
2
votes
2answers
203 views

Dev environment in virtual machine - edit source files

I have a mac and until now I've installed my dev environment directly on the host OS. I would like to give a shot to virtualized dev environment. I don't have the time to learn how to setup a ...
0
votes
1answer
610 views

graphics performance in ubuntu virtual machine running windows

i will keep this as simple as possible: My gfx card if radeon x1800gto. It's a decent card with decent gaming performance in windows. Right now, ubuntu does not get any newer proprietary drivers ...
1
vote
2answers
3k views

Configuring bridged network card on VMWare VM - Host : Windows 7 - Guest : Ubuntu Server 12.04

My question is about giving Internet connection to a VM with a STATIC IP address, by connecting to the WiFi I have at home. I gave my VM, running Ubuntu Server 12.04 on VMWare Player, one network ...
2
votes
3answers
455 views

Windows Azure Virtual Machine & Disk Storage

I created a Windows virtual machine in azure. By default it came with 2 drives. c:\ => with 30 GB d:\ => with 15 GB I created a data disk of 10 GB and attached that to the virtual machine. I ...
0
votes
4answers
1k views

WMware virtual machine cannot connect to internet

I have to use virtual machine located at https://crypto.stanford.edu/cs155/hw_and_proj/pp1/boxes-2.3.tar.bz2. It is a Debian without any GUI. I run it with default configuration. I am able to make ssh ...
3
votes
1answer
601 views

Virtualizing networking appliance with qemu or similar

Since I'm interested in some *WRT/OpenWRT related work on ARM devices, I would like to use some virtualized environment for this and for facilitate my tasks. A more direct question will be: it's ...
7
votes
1answer
7k views

Can't take control of USB drive on VMware

I’m running VMWare Workstation on Windows 7 x86-64, and a Mac OS X 10.8 install inside the VM. Whenever I try to connect my USB drive to the Mac OS X 10.8 guest, it just doesn't gets recognized. The ...
1
vote
0answers
210 views

Need help setting up bind in OSX for browser testing in Parallels Windows XP VM

Ok, this will be a somewhat lengthy question. First, some background: I am developing and testing websites on a Macbook (OSX Lion), using Parallels to run various installs of Windows for IE testing. I ...
2
votes
1answer
183 views

Advice on webserver / database server setup

I have a home server (HP ProLiant N36L link with 8Gb of RAM), running Windows Server 2012 that I want to use as a home web server. Is it worth settings up VM's in Hyper-V for virtual DB servers and ...
10
votes
2answers
37k views

Can't ping guest OS in VirtualBox, but guests can ping host

Host OS: Windows 7 Guest OS: Ret Hat Linux (RHEL 6) and Windows 7 I want to connect to both guest OSes. I tried to ping both guests, but it is not working. Both guests can ping my Windows 7 host ...
1
vote
3answers
146 views

Is it possible to boot already installed version of Ubuntu from within Win7, e.g. with a vm?

I have both Ubuntu 12.10 and Win7 installed. I use the former mostly for scientific simulations and the latter for applications. The problem I came across with this configuration is that the ...
0
votes
1answer
242 views

Unable to access internet from VM (Ubuntu 12.04) installed in Windows 7 Host OS

I have installed Ubuntu as my guest O.S. in Vmware. I am able to ping DNS as well as Google from the terminal but unable to access the same from Firefox browser. What can be the problem?
2
votes
1answer
6k views

Installing 64-bit Ubuntu Server 12.04 LTS, on a VM with VMWare Player, on a 64-bit Windows 7 PC

I'm trying to create a VM, using VMWare Player, with an ISO image of Ubuntu Server 12.04 (LTS). The machine I'm doing the installation on has an Intel(R) Core(TM) i5 CPU, and runs 64-bit Windows 7 I ...
1
vote
1answer
1k views

Is it possible to restore a VM having only a snapshot and not the .vdi file?

I've accidentally deleted the .vdi file of a virtual machine in Virtualbox but I still have the latest snapshots. Is it possible to recover the virtual machine in my situation?
4
votes
2answers
604 views

Is it possible to Run a VM Simulating Power Architecture on a Machine with x86 Architecture?

Is it possible to bring up a virtual machine which simulates IBM Power guest architecture (Big Endian) on a machine running x86 host architecture (Little Endian)? Obviously the VM would have to ...
4
votes
2answers
8k views

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 ...
15
votes
3answers
18k views

How can I increase the Hyper-V display resolution?

I just started experimenting with the Hyper-V of Windows 8 and installed Ubuntu on it. However when I launch it my screen resolution is small. How can I scale Ubuntu to the resolution of my screen? ...
1
vote
1answer
787 views

How to run suspended guest ( Windows 2003 32bit) on a Windows XP host using VMWare Workstation 8

I am trying to run a suspended guest ( Windows 2003 32bit) on a windows xp host using VMWare Workstation 8 and I get the message "The virtual machine you are attempting to restore is using the NX/ED ...
0
votes
3answers
1k views

How can I untar a filesystem backup into a VM disk image?

I've been provided a .tar.gz archive containing the files from a VM file system (but not the filesystem itself) and I need to untar these into a raw disk image so that I may mount them as a VM. How ...
0
votes
1answer
89 views

Move Virtual PC VM to another machine

I need to move a virtual machine that was created with Windows Virtual PC to another machine. I just copied the files in the Virtual Machines folder to another PC, but when I tried to run it, I got ...
2
votes
1answer
751 views

VirtualBox virtual machine use on a processor without virtualisation

I am trying to mount a VirtualBox virtual machine on an Intel B980 processor which seems not to have the virtualisation feature. I have tried to modify the configuration XML into: <CPU ...
1
vote
2answers
97 views

Invoke host's workspace switcher from inside VM

When I start a virtual machine (like VMware or VirtualBox) and set it full screen then, from the host OS (in this case Ubuntu), I can beautifully switch to it with the Workspace Switcher. So I switch ...
0
votes
1answer
757 views

Squid on an Azure VM

I can't get it to work. Here's exactly what I did: Create a new Azure VM, Windows Server 2012. RDP to the new VM Download & Extract Squid for Windows (2.7.STABLE8) Rename the conf files (squid, ...
0
votes
2answers
1k views

Is it possible to limit how much CPU a virtual machine can use with VMWare Player?

Is it possible to limit how much CPU a virtual machine can use with VMWare Player? I use VMWare to run a Windows XP virtual machine. I want to keep it on in the background all the time. The real ...
4
votes
2answers
7k 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 ...
0
votes
2answers
278 views

Linux side by side with Windows

I have a laptop with two partitions- one with a Windows 8 Pro, and the other with a BackTrack5 Linux OS. I can easily switch between the two, provided that I restart the laptop. Is it possible to ...