Tagged Questions

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

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1
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0answers
112 views

Could not ping Solaris KVM Guest from another computer

I setup Solaris Guest using KVM in Ubuntu. I don't have problem pinging host (Ubuntu) to guest (Solaris) and vice versa. Also my Solaris guest can ping other computers in my network but not the other ...
0
votes
0answers
19 views

Recurrent problem with Ubuntu VMs

Since 4 months ago, I have been facing the same trouble on one of my computers running Windows XP where I installed a VirtualBox (version 4.3) where I (re)install several Ubuntu 12.04 LTS virtual ...
1
vote
0answers
22 views

KVM image size has changed?

We had a 180GB VM image. Inside the guest VM everything is OK and hdd size is 180G. but when we look the image size on the host it is 475MB. I am afraid that if we restart, the VM wouldn't work. I ...
4
votes
3answers
8k views

Ubuntu 14.04, Xen 4.4 and XAPI toolstack

Just decided to start over with XEN on a completly different box I have. In preparation, I started to look into the package details based on information found on both the Ubuntu howto wiki for Xen ...
0
votes
1answer
1k views

Xen 4.4 (64-bit) is not working on Ubuntu 14.04, xl fails

I did a fresh install of Ubuntu 14.04 Desktop 64-bit with LVM option selected during installation. Then the first thing I did was installation of xen hypervisor. sudo apt-get install ...
1
vote
0answers
32 views

vsftpd server no connect on virtual server

I have a virtual machine running Ubuntu in Amazon cloud server. This machine installed via APT Apache2 + PHP5 + MySql to serve my website and everything is running perfectly. However, with no means ...
0
votes
0answers
23 views

Ubuntu virtual machine export [duplicate]

Is it possible to backup my Ubuntu OS (not virtualized) and restore it in virtual environment (such as virtualbox)? Or export installed Ubuntu as virtual machine?
0
votes
1answer
1k views

How to share a directory between ubuntu host and windows guest with kvm?

I read several posts or articles which deal with this but all give a solution for linux guest. For example : http://www.linux-kvm.org/page/9p_virtio ...
1
vote
2answers
538 views

IPv6 does not work over bridge

I installed Ubuntu 14.04 server a week ago. I use it as a virtual machine host (tasksel installed). meaning am running it with kvm + libvirt. I have set up the same bridge I had in 13.10. auto p4p1 ...
0
votes
0answers
12 views

Are there differentiating disks in KVM?

I'm currently playing with vmbuilder. It works fine and enables to get a running machine in five to seven minutes with average non-server hardware. I imagine that on a faster hardware with more ...
0
votes
0answers
21 views

Running Iso Through virtualbox

I have a mac iso that works flawlessly on my windows virtualbox but for some reason I cannot get it to load up on my linux virtualbox. I have created it with 30G of storage and a fair amount of ram. I ...
3
votes
0answers
541 views

KVM-Guest only boots single user mode

We have a Vserver Host running on Ubuntu 12.04 with KVM/QEMU and so far guests been running fine with various OS's (Ubuntu 10.04, 12.10, Debian 6,7, CentOS 5,6). After the installation of Ubuntu ...
0
votes
2answers
45 views

Can I develop .NET applications from virtual box on Ubuntu

I have Ubuntu installed on my system. Now I have a project to do using Visual Studio in C#. I want to know whether I can install Windows inside a Virtual Box and then install Visual Studio. Will I be ...
0
votes
0answers
35 views

Ubuntu & Virtual Box - Follow Up Question [duplicate]

Have downloaded Ubuntu Server 14.04, 64-bit. Have also downloaded Virtual Box 4.3.10 (which supports 64 bits). My operating system is Windows 7 - 64 bit. When I configure Virtual Box for Ubuntu, ...
2
votes
3answers
1k views

Problems running Ubuntu 14.04 inside of a virtual machine within Virtual Box

I downloaded a disk image of Ubuntu 14.04 and when tried to run it inside of a virtual machine within Virtual Box it only pops up with a blank screen, and nothing else. Could installing install guest ...
0
votes
0answers
181 views

Xen PCI Passthru works with 2GB RAM but not with 4GB RAM

I set up Xen on Ubuntu 14.04 (Xen 4.4). With my config I can only use PCI passthru when giving DomU 2048MB RAM. When giving 4096MB the GPU doesn't work (windows says Code 12). Here is my win7.cfg: ...
0
votes
1answer
97 views

Need to install a Multi-Desktop Environment on a virtual machine

I need to install a virtual machine with seperated desktops for each user and each one with it's own customizing enabled. There should also be a separate desktop for guests with a fixed envirionment ...
0
votes
0answers
404 views

Packet loss between guests under kvm-qemu

Have two guests on ubuntu server 14.04 kvm-qemu. When I ping from guest-1 to guest-2: guest-1# ping 10.0.0.2 PING 10.0.0.2 (10.0.0.2) 56(84) bytes of data. 64 bytes from 10.0.0.2: icmp_req=1 ttl=128 ...
1
vote
1answer
143 views

Starting/stopping upstart service when Digitalocean droplet is created (14.04)

I'm running a node.js server on a Digitalocean droplet, and I want the server to announce that it's ready to an external service (via HTTP post). The server runs via an upstart script using the ...
0
votes
1answer
362 views

Guest on kvm wont detect disk even after seleting virtio drivers

Recently update to Ubuntu 14.04, and now using kvm but hit a wall. I'm trying to install a win8.1 64 bits virtual machine. I follow this tutorial, https://www.youtube.com/watch?v=fMXctyhcrfs, ...
1
vote
3answers
1k views

How to share a VirtualBox virtual machine with users of the computer

I have a computer with Ubuntu 14.04, with several user accounts. In one of those accounts, I have a virtual machine in VirtualBox. I would like to share that virtual machine with the other users of ...
0
votes
1answer
48 views

Ubuntu switched from eth0 to eth2 after changing network adapter

I am virtualizing an ubuntu desktop 10.04. As I had to change the ethernet adapter mac address I got an eth2 network interface in place of eth0. I'd like to reswitch to eth0. On centos there is a ...
0
votes
1answer
35 views

I can't create more than one virtual machine with vmbuilder

I'm testing the creation of virtual machines with Ubuntu. The first virtual machine was created with the default settings and is called ubuntu: virsh --connect qemu:///system list --all Id Name ...
3
votes
3answers
944 views

Why can't I boot into xen?

I started out with a fresh install of Ubuntu 14.04 server set up on a 10GB LVM partition. The only other thing I did was to then install the xen-hypervisor: sudo apt-get install xen-hypervisor-amd64 ...
1
vote
1answer
62 views

Is it ill advised to update Ubuntu on VirtualBox + Best Practices?

I am running on Windows 8. I had Ubuntu 12.04 running as guest on VirtualBox 4.3.10 r93012 and once I updated it, it began booting into an empty black screen. I reinstalled the guest additions but it ...
4
votes
1answer
5k views

ubuntu 14.04 desktop amd64 installation fails with kernel panic under vmware [closed]

I've just downloaded ubuntu-14.04-desktop-amd64.iso, created new VM in VMWare Workstation 7.1.6 build-744570 using Typical -> I will install the OS later Linux / Ubuntu 64-bit VM Settings: 2GB ...
9
votes
2answers
13k views

“intel_rapl: no valid rapl domains” message upon boot

I install fresh Ubuntu 14. 04 server under ESXI 5.1.0. During my installation I did not get any erorrs or strange things. My problem is when I boot machine at console screen I get messages like [ ...
-2
votes
1answer
525 views

Enabling virtualization on my AMD CPU

need help figuring out how to enable virtualization on my AMD FX-6300 CPU in order to be able to dedicate more than one CPU core to my virtualbox Ubuntu build. Everyone says it should be in the BIOS ...
0
votes
1answer
52 views

How to create a virtual image for an existing system?

I have a Ubuntu OS installed on a windows7 host. Now, I want to create a virtual image of the ubuntu os from my system so that I can use it on other machines. I don't even know if it possible. But, ...
2
votes
0answers
52 views

What backup solution allows for the easiest migration and restore of machines, even if they're restored from a VM or bare metal and vice versa?

I manage a lot of Ubuntu machines, many physical, many virtual. Backup as a general concept is pretty simple, but backup of entire systems tends to get murky. I'm familiar with virt-p2v, but that ...
0
votes
0answers
20 views

Installing guest additions for Ubuntu running in VirtualBox on Ubuntu [duplicate]

I installed Ubuntu in Virtual Box that runs on Ubuntu. How can I install the guest additions? From my experience with Virtual Box I know that after installing guest additions I will be able to run ...
0
votes
0answers
76 views

Getting Sound to work on Windows 7 in a KVM on ubuntu 13.10

I rebuilt my system from scratch, and decided to install windows as a guest in KVM. It installed fine, but I cannot get sound working on any of the configs [ac97 - sb16]. I read most of the web pages ...
1
vote
1answer
748 views

How to list all virtual machines created using qemu-system-x86_64?

I am using qemu-system-x86_64 to boot virtual machines on kvm running on Ubuntu 12.04 64-bit desktop. I have a few VM's that are currently running. I want to get the list of all VM's booted using ...
0
votes
0answers
1k views

KVM problem using IOMMU

I've been trying to assign a video card to a KVM guest operating system using PCI passthrough. There's been stumbling blocks, but this one has me stumped. Here is the lspci output for the device ...
1
vote
1answer
61 views

Howto make “update-grub” to ignore guest volumes on a KVM Hypervisor?

I have some Ubuntus acting as a KVM Hypervisor and, every time I run "update-grub" on those servers, it takes a lot of time to finish and makes too much disk IO. I'm seeing that it tries to find ...
0
votes
0answers
48 views

How to add serial port in VM to connect to physical network

I have created VM in Ubuntu server host.This VM in-turn has ubuntu operating system installed on it.Now I want to connect this VM to a physical serial port of a device. My issue is :- How can I ...
1
vote
1answer
371 views

How to use setvcpus from libvirt command line?

I'm using libvirt with KVM/QEMU. I found a great PPA, uvtool (http://s3hh.wordpress.com/2013/12/12/quickly-run-ubuntu-cloud-images-locally-using-uvtool/), that manages images and metadata in a volume ...
5
votes
1answer
869 views

Virtualbox hangs when shutting down after having installed guest editions

I have had a few Ubuntu 12.04 LTS VMs running on my windows 7 host and it's been great. I just recently added the guest additions to one of the Ubuntu guests on virtual box and now every time I try to ...
1
vote
1answer
97 views

How to properly create a virtual machine for Windows?

Hello my problem is the following : i want to get to use Ubuntu but yet i need Windows for my studies (for like Visual Studio and other stuff does work only under Windows ) so i was thinking of making ...
0
votes
0answers
133 views

Attach / detach problem for passthrough/SR-IOV in libvirt

I just encountered a problem in libvirt while was trying to attach and detach a sr-iov vf to my VM The version of my libvirt is 1.1.1-0ubuntu8.5 I tried to attach the device using following xml ...
7
votes
3answers
2k views

Extra mouse buttons not working in virtualization (VMware/VirtualBox, ubuntu host)

I'm trying to run VMware Workstation and/or VirtualBox on Ubuntu. The virtual machines are working perfectly in both applications, except for the extra mouse buttons (forward/backward). In Ubuntu the ...
0
votes
1answer
366 views

Creating Virtual Machines using ubuntu-vm-builder

I'm currently trying to install virtual machines on my Ubuntu Server 13.10. I followed the instructions from this guide. I was able to install and check if my machine is is supported how ever when I ...
0
votes
0answers
29 views

virtualization solution?

I am new in Ubuntu, I am using virtualization for my final project and using Ubuntu server 12.04 as a platform. I have installed the server but I don't know how to install other tools I need to ...
-1
votes
1answer
61 views

Why won't VirtualBox work? [duplicate]

I want to run VirtualBox so that I can use Windows Vista, but this is what pops up when I start it. Kernel driver not installed (rc=-1908) The VirtualBox Linux kernel driver (vboxdrv) is ...
3
votes
0answers
86 views

How do I run a PXE server?

I'm going to run several virtual machines with KVM virtualization. In order to install guest systems over PXE protocol, I am going to run a PXE server on my host machine (I'm not doing it wrong, am ...
1
vote
0answers
442 views

Openstack Nova-Compute: libvirtError: internal error: CPU feature `rtm' specified more than once

Please help... Trying to install OpenStack but nova-compute fails every time. I've tried downgrading libvirt to 1.1.1 per a similar post with no luck. I am running on D34010WYK with Intel i3 and 4 ...
0
votes
1answer
50 views

Windows XP VM or Windows 7 VM?

I've got an HP laptop with 750 GB ROM,4 GB RAM,a dual-core processor with 2.4 GHz and it's running Ubuntu 12.04. I want to use VirtualBox to make a Windows XP/7 Virtual Machine,but I don't know which ...
2
votes
1answer
457 views

VM runs very slow using qemu

When I create virtual machine using qemu-system-x86_64 , it doesn't even boot up. This is how I boot the VM: qemu-system-x86_64 -m 1024 -name mac -hda ~/Documents/ubuntu1 but when I create the same ...
2
votes
1answer
206 views

Ubuntu 2D working fine, but not Ubuntu virtual machine in VMWare Workstation 9 Windows 7 Host

I'm using Windows 7 as the host machine with VMWare Workstation 9. I created a virtual machine Ubuntu Desktop 12.04 LTS 64 bit version. There are two options for log in, Ubuntu and Ubuntu 2D. Whenever ...
0
votes
0answers
328 views

Booting a real physical Win7 installation as Xen guest

So far I have achieved booting a physical installation of Win7 on internal hdd from Ubuntu USB HDD in both KVM and VB/VMware virtual machines using raw disk access. Windows runs without any amendments ...