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

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4
votes
3answers
12k views

Unable to use virt-manager

On Ubuntu server 11.10 I am trying to install a virtual machine using virt-manager. I believe that I have everything right, but when I go and run the command virt-manager I get the following error ...
0
votes
1answer
2k views

Access CUDA from a Ubuntu virtual machine

I have installed a guest Ubuntu 10.04 on a vmware player. The host OS is Windows 7 Pro, 32 bit. The computer has a CUDA-enabled graphical card. The question is: can I access use CUDA from within the ...
2
votes
1answer
1k views

How do I bind a ZFS pool to a LXC container?

I'm using Ubuntu Server 11.10 Oneric, kernel 3.0.0-14-server. I installed ZFS from ppa and created zpool and mounted it at /zfstankdir. Then I installed LXC and created Ubuntu container. Now I want ...
1
vote
4answers
2k views

Backing up a VM server to an external USB drive

I have an ubuntu 10.04 server running my VMs on kvm/qemu. I've been manually pausing my VMs (using virt-manager gui) and then copying the /var/lib/libvirt folder to an external usb drive at ...
0
votes
2answers
802 views

How do I merge two virtual hard disks?

I am using ubuntu on a virtual machine of disk size of 8 GBs and I was trying to compile kernel to build a module following these steps . sudo apt-get install build-essential linux-source cd /usr/src ...
2
votes
1answer
2k views

How To Boot XEN VMs Using iSCSI?

In simple, I want boot XEN fully virtualized (HVM) guests (both Windows & Linux) using iSCSI drives (i.e. from SAN). My main purpose of this is to learn about this process. So, how can I do it? ...
1
vote
1answer
215 views

Could not start vanilla kernel on virtual machine

I have a Dell laptop with Ubuntu 11.10 installed. It is the host for 3 virtual machines (also running Ubuntu 11.10) installed using KVM. I need to recompile the kernel of each virtual machine for ...
0
votes
1answer
115 views

Will I benefit from windows drivers in virtual machine?

I ordered a Sony Vaio VPC-SE1 (S-series) laptop, but I want to keep using Ubuntu. Searching the internet for issues with Vaio laptops in Ubuntu, there could be 1 particular issue that really bugs me, ...
2
votes
3answers
2k views

How do I take an image/backup of Ubuntu partition and restore to VirtualBox VM

I have Ubuntu 10.04 installed on an older hard disk. I recently bought a new disk and already installed Windows 7. I dont want to use the older disk anymore, and I would like to keep on using Ubuntu ...
12
votes
1answer
39k views

What is IOMMU and will it improve my VM performance?

My Motherboard's chipset supports this feature IOMMU, i've read (but not really understand) that it improves the VM performance by letting the VM make use of the actual physical hardware instead of ...
1
vote
1answer
3k views

Loading KVM AMD module fails

I want to use QEMU+KVM on Ubuntu 11.10 Oneiric but virt-manager warns that KVM is not loaded and performance will suffer. The problem may depend on the fact that sudo modprobe kvm-amd fails with ...
2
votes
2answers
5k views

How to route KVM virtual machine audio to Ubuntu 11.10 host using virt-manager?

I've been using KVM in combination with Virt-Manager and Remmina at a fair success up until now. The issue I need to solve now is to get audio from a virtualized Windows XP and make it audible on the ...
1
vote
1answer
712 views

Need to set up shared storage for Guest virtual machines that are running on a Xen host

My environment: I am doing these things at home with the purpose of learning about virtualization techniques. My machine have quad core processor that supports Intel-VT and 8GB RAM. XEN is the ...
9
votes
2answers
11k views

Sharing between Host and Guest in Virtualbox

Since Ubuntu 11.10 use a new kernel, it's very difficult to have a decent support for virtualization. VirtualBox doesn't support guest additions for ubuntu 11.10, so I can't copy to and from my ...
3
votes
1answer
4k views

“VERR_SUPLIB_WORLD_WRITABLE” error when trying to installing OS in virtualbox

I wanna install OS on VirtualBox,but when I wanna to install it,it will return errors: Failed to open a session for the virtual machine Arch. Failed to load VMMR0.r0 (VERR_SUPLIB_WORLD_WRITABLE). ...
1
vote
1answer
1k views

Would zRam increase my computer's performance?

This article says you can have increased performance in Linux with zRam (virtual swap compressed in RAM). I have 4 GB of RAM , 2.93 GHz (Dual Core) & I use virtualization a lot (VMWare). Would it ...
3
votes
1answer
5k views

Which is best to use on a HEADLESS Server that is going to be use as virtualization host? KVM / XEN / QEMU?

Okay, The main purpose is to learn about virtualization and play around with it. However, I have a problem of determining which is best for a headless server. I want to run several Linux distributions ...
9
votes
2answers
4k views

Is my VM using KVM or QEMU?

After installing Ubuntu 11.10 and copying my KVM images which were created on Ubuntu 11.04 over to the new system, I notice that Virt-manager says it's using QEMU and not KVM. Also when running virsh ...
6
votes
3answers
16k views

Is there a way to create a Windows virtual machine on Ubuntu Server?

When I look for documentation about how to create a Windows VM on an Ubuntu host, the only articles I can find are articles about Ubuntu Desktop, not Ubuntu Server. Is there a way to create a Windows ...
1
vote
2answers
2k views

Connect to KVM remotely

If I install KVM on an Ubuntu server and create some Windows virtual machines, I will need a GUI to go through the Windows install process. Will I need to install a GUI on the server, or is there a ...
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 ...
11
votes
3answers
4k 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?
1
vote
1answer
2k views

How to install and run Windows XP / Vista in KVM headless server?

I have a Headless Ubuntu 11.10 Server running with KMV installed. I was able to install and run several VMs with the vmbuilder. However, now I want to install and run several Windows (XP & Win7) ...
1
vote
2answers
2k views

How to run kvm/qemu on a virtual terminal with kms enabled

I deduce from the kvm howtos that this should actually work with sdl and a framebuffer, but I can't get it going. Doing kvm -cdrom tinycore-current.iso with normal user account on a virtual terminal ...
0
votes
2answers
413 views

Cannot load Ubuntu image in VirtualPC in Windows 7

I downloaded Ubuntu 32bit and when I open it in a virtual PC, it closes automatically. No choice to install in safe mode. I removed quiet and splash and added single but then it also closes ...
4
votes
1answer
159 views

Which Installation Process Should I Choose On The Virtual Machine?

This is what I have done so far: Downloaded the ISO for Ubuntu Downloaded and installed Oracle VM VirtualBox Set up my virtual machine in VirtualBox Mounted the Ubuntu ISO in my virtual machine ...
4
votes
2answers
3k views

How to set up cloud image in VirtualBox?

I would like to turn the disk image from a cloud image (former UEC image) into a bootable VirtualBox (for Vagrant). I can run the image in kvm (using https://help.ubuntu.com/community/UEC/Images as a ...
3
votes
2answers
784 views

Can I use Xen virtualization/paravirtualization when my processor doesn't support VTX?

I have a server (4 GB RAM, 64-Bit Intel Atom 330 1.6 GHz processor). The processor doesn't support any kind of virtualization (I looked up the documentation). Can I still use Xen to make several ...
7
votes
5answers
6k 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
3answers
5k views

How do I run Windows 8 via virtualization?

I would like to run Windows 8 within a virtual machine under Ubuntu. My quick attempt with VMware failed. Has anyone reached to run Windows 8 on Ubuntu? ps: Microsoft just released a public preview ...
1
vote
2answers
450 views

Ubuntu with integrated video card

I'm planning to buy a new notebook and among the winners are some with integrated video card. My question is how can I live on Linux with integrated card? I want to use it for mainly programming, ...
5
votes
4answers
5k views

How to use SPICE?

I tried to use SPICE with qemu to use with a Windows XP virtual machine on Ubuntu 11.04/64 bit. I followed these instructions: http://docs.cslabs.clarkson.edu/wiki/SPICE I ended with these Problems: ...
3
votes
3answers
2k views

Best way to access a Windows-XP virtual machine

I have set up a virtual machine running windows XP (as guest) on an Ubuntu 11.04/64bit machine. The virtual host is using qemu-kvm. Accessing the virtual windows using virt-manager is possible, but ...
0
votes
1answer
4k views

Any alternatives to Virtualbox for virtualization [duplicate]

Possible Duplicate: What virtualization software can I use? Well as the title reads, are there any other virtualization softwares in the mould of virtualbox be it proprietory or open ...
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 ...
1
vote
2answers
2k views

Windows 7 and Qemulator

Due to some issues I've had with VirtualBox, I recently switched to using Qemu, with the Qemulator GUI, and all has been well when playing with Linux virtual machines. However, due to needs from my ...
10
votes
3answers
9k views

How do I keep guest additions working in virtual box after updates?

I installed Ubuntu 11.04 on Virtual Box. It had poor performance (had low max resolution, cursor was choppy when going across the screen, none of the unity stuff was there), until I installed the ...
1
vote
1answer
204 views

I already have a natty-desktop-amd64.iso downloaded and on my system. How can I tell vmbuilder to use it?

I already have a natty-desktop-amd64.iso downloaded and on my system. How can I tell vmbuilder to use it? vmbuilder seems to be using wget to download debs itself. is there a way to get it to use ...
1
vote
1answer
681 views

KVM does not recognize restart call from guest OS

I am installing Windows XP directly using KVM: kvm -m 256 -hda XP.img -cdrom XP\ DISK\ IMAGE.iso -boot d -smp 1 After formatting and initial round of copying files, it remains in the screen saying ...
2
votes
2answers
1k views

Unity doesn't look right when running in Parallels

I'm running Ubuntu 11.04 on my 2010 13' macbook pro using Parallels Desktop 6. I can run Ubuntu Classic perfectly, no lags and everything just works out of the box. When I try to run standard Ubuntu ...
2
votes
2answers
4k views

Hosting a Website with Ubuntu Server 11.04

Was a tie between here and Server Fault, and I decided that it belongs more here. Anyway, I am seeking to host a website on my computer using Ubuntu Server 11.04. I've got just a few questions. ...
0
votes
1answer
809 views

Installing Tomcat and more on a remote virtual machine [closed]

My university has setup an account for me on a Virtual Machine running Ubuntu. I am able to connect to the machine using WinSCP with the SSH address of the server provided to me. Now I would like ...
2
votes
2answers
412 views

Can't get to bash in 9.10 Server VM, zombie process and hung tomcat

I have a simple 9.10 Ubuntu server hosted in VirtualBox on a Windows 7 machine. Overview of issues Tomcat crashes Something about a zombie process Can't get to the shell This VM's been runing ...
2
votes
1answer
1k views

How to test plymouth via virtual machine?

I am trying to edit my splash screen but its really annoying to restart the computer everytime just to find out it doesn't even work. i read on an article that I can do a virtual machine via ssh but I ...
2
votes
2answers
887 views

Recovering from mount gone wrong

I was trying to break some files out of my VirtualBox install of Ubuntu, and I accidentally mounted a VirtualBox shared folder onto ~, thereby erasing the very files I was trying to get at. Is there ...
2
votes
1answer
2k views

Cannot copy the contents of virtual hard-drive to my physical disk

I have a vmware ubuntu image on my machine which I want to overwrite my current partition. When I run: sudo qemu-img convert my-image.vmdk -O raw /dev/sda1 I end up with below error: ...
2
votes
1answer
5k views

VMWare-Tools Installation fails [closed]

I am trying to install VMwareTools-8.4.6-385536.tar.gz (VMWare Tools) on the following operating system: Ubuntu 11.04 Linux ubuntu 2.6.38-8-generic #42-Ubuntu SMP Mon Apr 11 03:31:50 UTC 2011 i686 ...
2
votes
1answer
5k views

Disable CTRL+ALT+F4 switching to virtual terminal

Is there a way that I can stop the Ctrl+Alt+F4 key combination from switching to a virtual terminal? I still want the other key combinations to switch to terminals - I just want to change the F4 one ...
2
votes
1answer
809 views

Virtualization on Windows: boot from ext4 partition on USB

With which virtualization solution can I boot an Ubuntu install in an USB?
0
votes
1answer
102 views

Can VM's use more than one node in Ubuntu Cloud?

Can a Virtual Machine, instantiated in the Ubuntu Cloud (UEC), use resources from more than one node?