Questions about Virtualizing Ubuntu or virtualizing other operating systems within Ubuntu.

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43
votes
4answers
22k views

How can I run Unity in a virtual machine?

Originally it was the case that Unity could not run in tools like Virtualbox. How can I now do so?
35
votes
2answers
32k views

Migrate from a virtual machine (VM) to a physical system

Aka: How can I convert a .vdi or .vmdk to a real installation on a physical disk? Is it possible/feasible to migrate a Virtual Machine installation of Ubuntu onto a physical machine? If possible, how ...
34
votes
8answers
75k views

VirtualBox '/etc/init.d/vboxdrv setup' issue

I have installed VirtualBox through the software centre, but when I try to start a VM, I get the following error: Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver ...
26
votes
4answers
10k views

Is there an Ubuntu Touch emulator or a way to install it in a VM?

Is there any way to install Ubuntu Touch inside a virtual machine on a regular Ubuntu computer instead of on a phone or tablet? Or is there an emulator, like the one the Android SDK comes with?
24
votes
9answers
10k views

How to run Windows XP inside Ubuntu

I am trying to convince my wife to switch to Ubuntu (after wanting to reinstall Windows for nth time because the computer is too slow). One thing that prevent her to do that is that she use several ...
22
votes
6answers
545 views

What would be the most practical way for a web developer to develop on Ubuntu but test on IE [duplicate]

I work as web developer and have Firefox and Chrome installed on my Ubuntu system. However, most of the nightmares for web developers are getting things to work on Internet Explorer, mostly IE7 and ...
19
votes
3answers
35k views

Is there a free trusted vmware image with Ubuntu preinstalled?

Since the vmware virtual machine drivers are pretty standard I don't see any technical reason for a preinstalled image not to be portable. Although the above situation is obvious, I didn't find any ...
17
votes
3answers
13k views

What is LXC and how to get started?

I will appreciate if someone could introduce me to LXC and tell me how to get started with this technology? In which cases does it make sense to use, and in which should i stay away from it?
17
votes
1answer
4k views

What are the differences between linux-generic, linux-server and linux-virtual kernel packages?

I'm getting new VMs built for development and staging environments, and was wondering whether there are compelling reasons for or against using the linux-virtual package on all of these images. Do ...
17
votes
1answer
18k views

Convert my physical Operating System to a VirtualBox Disk

Is it possible to convert a Physical Ubuntu Install (Intel based PC with Ubuntu 10.10) to a virtual box disk, so that I can use that same environment on a separate pc or can keep it virtual for ...
16
votes
3answers
39k views

How do I install qemu?

How do I install the qemu command? I type qemu and press tab and I get a list of several binaries installed. qemu-alpha qemu-arm ... qemu-x86_64 but no qemu. I type man qemu and it returns the ...
14
votes
5answers
3k views

Mac on Linux, is it legal?

While browsing i found an interesting tool in sourceforge.net it says Mac-on-Linux is a Linux/PPC program that virtualizes MacOS or MacOSX in Linux. Is it legal? If yes how to install it in ...
13
votes
2answers
1k views

How to set up a virtual machine with VirtualBox

I have decided to set up a virtual console on my laptop to be able to test stuff like other distros. I have never attempted such things before so I'm a bit hesitant and therefore I need a complete ...
13
votes
2answers
23k views

How do I resolve slow and choppy performance in virtualbox?

Both, Ubuntu 12.10 and 13.04 perform very slow when running in VirtualBox 4.2.12. How do I run Ubuntu with unity or enabled transparency smoothly with VirtualBox?
13
votes
3answers
3k views

Will it be possible to run unity compiz in virtual box or another virtual machine? [duplicate]

Possible Duplicate: How can I run Unity in a virtual machine? 11.04 comes with unity interface. I would like to test 11.04 without installing it on a hard drive. Will it be possible?
13
votes
1answer
2k views

What's the difference between tun/tap vs bridge+vnet vs macvtap? (For virtualization KVM)

I've just found a lot of different ways to do KVM networking. But I'm stuck about what's the right way to do it. I discovered that openstack uses macvtap to do neutron networking. And it looks good. ...
10
votes
7answers
10k views

How to Switch Between Operating Systems Without Reboot?

Is it possible to switch into a Windows environment from Ubuntu without rebooting the computer?
10
votes
7answers
17k views

How do I unmaximize full screen view in virt-manager?

After activating full screen view for a virtual machine in virt-manager there is no obvious way to un-full screen. Any ideas?
10
votes
3answers
6k views

How to Install the new Gnome Boxes?

How can I install the new virtual machine app Boxes (https://live.gnome.org/Boxes) in Ubuntu?
10
votes
2answers
6k views

What should i choose? LXC vs OpenVZ

As an alternative to Virtualizing several Ubuntu Servers im looking into the possibility of using containers. But I am not sure if I should go for OpenVZ or LXC. Can anyone recommend one of them, or ...
10
votes
5answers
38k views

How do I improve the performance of my VirtualBox guest?

I run a guest ubuntu 12.04 on a host ubuntu 12.04, with VirtualBox, and the guest is much, much slower than the host (ALT+TAB takes 4-5 secs). I had a look around and I found contradicting opinions on ...
10
votes
5answers
5k views

How do I disable unwanted iPXE boot attempt in Libvirt/qemu-kvm?

Somehow after upgrading to 12.04, my virtual machines always boot with an attempt to boot from the network first. See this: while I don't have any PXE configuration set: I've tried: to disable ...
10
votes
5answers
7k views

Best virtualization solution for running Windows 7 as a guest?

I depend upon Ubuntu for most of my work but I still need Windows 7 for some applications such as Office 2010 Casual Gaming Adobe CS4 and other windows softwares that are not available on Ubuntu ...
10
votes
2answers
2k views

Will `sudo reboot` on KVM host gracefully poweroff guest VMs?

Currently I manually poweroff each KVM guest before rebooting the host. However, this is getting old and now I am up to about 20 guest machines. Can I trust Ubuntu Server 12.04 to do the Right Thing ...
10
votes
2answers
25k views

Shared folder in VirtualBox (Ubuntu and Windows 7)

I want to have a directory which is accessible on both Windows 7 installed on Ubuntu host, and the Ubuntu as well. So I have installed the Virtualbox additions on both Windows and Ubuntu. Then in ...
9
votes
6answers
1k views

What's the friendliest virtualization solution?

I want to experiment with virtualization in Ubuntu 10.04 and have found the following list of hopefully relevant names: Xen, OpenVZ, KVM, Vservers, EC2 and Solaris Zones, although this is just a ...
9
votes
4answers
18k views

Adjusting display geometry in a virtual machine?

Running 11.04 beta in a Parallels 5.0 virtual machine, but this question will apply to any virtualization software. Parallels 5 Linux tools (guest additions) don't work for 10.10 and 11.04 and I ...
9
votes
2answers
6k views

What is the “/dev/xvda1” device?

When I type mount on the root of my Ubuntu system I get the output /dev/xvdal on / type ext4 (rw,noatime) I want to know what is the meaning of /dev/xvdal in this?
8
votes
6answers
5k views

What virtualization software can I use?

I've used only VMWare on my Windows 7 machine, but I'd like to use something on Ubuntu. What software would you recommend to create other Linux and Windows virtual machines?
8
votes
3answers
12k views

How do I install the VirtualBox version from Oracle to install an Extension Pack?

I downloaded VirtualBox OSE from the Ubuntu Software Center but it seems that that version is limited. I prefer to have the complete version and don't really care if it's closed source or not. Can I ...
8
votes
2answers
2k views

What is the difference between vagrant and juju?

Are they both solving the same problem? Or are they for two different sets of problems? If so for what i it better to use vagrant, and for what better to use juju?
8
votes
4answers
7k views

high performance with xen, vmware or virtualbox

I was wondering which is the best method to go about if I want to play win based games. I do not want to go with the dual boot method as this will cost me time to restart, login and run a os to do my ...
8
votes
1answer
6k views

How do I use “virsh shutdown” on KVM domains to shut down Ubuntu guests?

I am using various KVM domains on a Ubuntu server. Both the host and guests run 10.04.1, 2.6.32-24 kernel, virsh reports version 0.7.5, KVM 0.12.3. The guests boot automatically when the host boots ...
8
votes
2answers
50k views

How to Install Mac OS X Lion 10.7 on Virtualbox 4.1? [closed]

I tried to install Mac OS X Lion on my virtualbox 4.1 on 32bit Ubuntu machine . i have Mac OS X Lion 10.7 iso image . i follow these steps but at time of booting it shows me VT-x/AMD-V hardware ...
8
votes
3answers
4k views

Can I virtualize a pre-installed Windows 7?

I am considering buying a new computer with Windows 7 (64-bit) pre-installed. Would it be possible to install Ubuntu (preferably 64-bit) dual-boot on such a machine, and then, using VirtualBox / ...
8
votes
3answers
2k views

Resources for making an Ubuntu-based router?

I need a dead simple (read dumbies) guide to setting an Ubuntu 10.10 machine up as a router. Here's the scenario: I have several Ubuntu 10.10 VM's that run on the same virtual network. I want them ...
8
votes
2answers
10k views

How to enable 3D in VMWare Player?

I want to test Unity in a VM using VMWare Player. I have already enabled 3D acceleration in the Display options and I have VMWare Tools installed. However, when I try to run Unity or when I try to ...
8
votes
2answers
1k views

Why do I need to re-load kernel modules for virtualbox after a kernel update?

After the last kernel upgrade in Ubuntu 12.10 I had to manually re-load two kernel modules for Virtualbox. modprobe vboxdrv and modprobe vboxnetflt I don't know enough about the system to say if ...
8
votes
1answer
865 views

How do I deploy a virtualized server on a headless machine running 12.04 Server?

There is so much different information out there about setting up a virtual machine but I'm at a lost where to start. My fundamental question is: How do I virtually deploy a web server (complete with ...
7
votes
5answers
6k views

Is there a virtual machine with direct access to CPU and GPU for gaming?

Sorry for the long question. With the coming of Steam for Linux I may have been over optimistic and got rid of windows installation. The problem is that I have about 100 Steam games that are not (and ...
7
votes
6answers
5k views

Wubi Install for Mac OS X

I just installed Ubuntu 10.10 on my Windows 7 box using Wubi and I'm loving it so far. One feature that I love is the fact that because I used Wubi it doesn't seem to create a separate partition. ...
7
votes
3answers
1k views

Command to determine whether Ubuntu is running in a virtual machine?

Is there a command or tool that can be used to determine whether Ubuntu is running as a guest within a virtualization program such as VirtualBox or Qemu or whether it is running on the bare metal?
7
votes
1answer
44k views

How do I enable hardware virtualization technology (VT-x) for use in Virtualbox?

So I am trying to run Ubuntu in a virtualbox but on installing 12.10 from the .iso I was greeted by a warning telling me that audio wouldn't work then I pressed next and this popped up: Failed to ...
7
votes
4answers
6k views

Ubuntu on Microsoft Virtual PC

Do you have tips or a guide how to install Ubuntu in Microsoft Virtual PC? I have found some (older) information, but I wonder if this is still valid. And it looks very "unfriendly".
7
votes
2answers
8k views

How can I get Compiz to work in a VirtualBox VM

Is there any way to get Compiz'z fancy graphics to work in a VirtualBox VM. ...and would it be too slow via a virtual video-card?... Is it possible to actually hook into the Host's own physical ...
7
votes
4answers
6k views

How to create a Ubuntu Netbook 10.10 Unity VM under VirtualBox

I'd like to run the new Unity interface from Ubuntu 10.10 inside of a VirtualBox VM (host is Ubuntu 10.04). Is that possible? Thanks!
7
votes
5answers
4k views

Single server, multiple users, each with his own virtual machine

Our school system has a low budget to update our computers, so I've thought maybe I could buy only one server (a powerful one) and hookup 30 students to one server. On the server should be 30 Ubuntu ...
7
votes
2answers
2k views

Virtualization of Windows on Ubuntu 11.10 64 bit

Which is better and more efficient? KVM or virtual box for using windows on ubuntu 64 bit? I dont know much about KVM and I have used XP on Ubuntu 10.10 32 bit using virtual box,and it is very easy ...
7
votes
5answers
10k views

How do I mount a qcow2 disk image?

I have a QEMU virtual machine that uses a qcow2 disk image. How can I mount its filesystem without powering on the virtual machine?
7
votes
2answers
7k views

Is there any way to boot Windows 7 partition in virtual machine?

I have a dual boot machine with Windows 7 and Ubuntu 12.04 LTS. Some time I need Windows 7 during my work. For that I reboot to Windows. It's not a way that I won't access NTFS partition. I need my ...