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

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477 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 ...
3
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0answers
70 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 ...
3
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0answers
403 views

Mouse scroll wheel does not work for ubuntu 12.04 running under Hyper-V for Windows 8 Pro

I'm using Ubuntu 12.04 lts on a Hyper-V virtual machine (MS Windows 8 Pro) and I need some help with the mouse driver. The mouse responds fine in general: the cursor's moving, left/right click works ...
3
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0answers
188 views

How do I get the VT running X in my LXC container to my host?

I'm trying to run Lubuntu within an LXC container on my host already using a GUI. Is it possible to redirect the X output from the container to say; VT9 rather than VT7? If so where is the VT7 ...
2
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0answers
57 views

KVM guest performance impacted by very long virtblk disk wait times

I have several KVM guests running on Ubuntu 14.04 using libvirt. Their performance is very poor. The intermittent nature of the poor performance with an order of magnitude variability in simple ...
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0answers
44 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 ...
2
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43 views

Virtual Machines

I have 3 VMs and I need to know weather they reside on one physical host or not, and if they not, I need to clone them to one physical host using OpenStack features. I am not sure how they were ...
2
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0answers
239 views

Cannot install into target mounted with noexec or nodev while doing qemu-deboot strapping

I'm trying to install the armel version of Ubuntu with qemu-deboot-strap on my desktop X64 system,but I've found this error : $ mkdir precise $ sudo qemu-debootstrap --arch=armel precise ./precise/ ...
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87 views

How do I run the Ubuntu Phone Nexus7 image in a VM?

Do I need to go through the device imaging steps with an ADT VM, a specific qemu configuration, something else, not possible? How do I run the Ubuntu Phone Nexus7 image in a VM? Any of the above ...
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0answers
828 views

How to Install Ubuntu Server amd64 12.0.4.1 in Windows 2008 Hyper-V?

I would like to install Ubuntu Server 12.0.4.1 LTS in Windows Server 2008 Hyper-V. However when I run the Ubuntu installation from the CDROM ISO, I get stopped by the error "Your installation CD-ROM ...
2
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0answers
377 views

Windows 8 guest, ubuntu 12.10 host - sound will only play through front headphone jack

I've had a search but couldn't find a solution for my issue. I'm running Ubuntu 12.10 with VMWare Player 5.0.1 build-894247. Unbuntu is recognising my sound card as a "Creative Labs CA0106 ...
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0answers
338 views

How to make NetworkManager NOT manage libvirtd's virtbr0 and vnet0 interfaces?

The libvirt-bin daemon libvirtd creates virtual bridge(s) and interface(s) for the virtual machines it controls. NetworkManager kills these connections. I know that it is possible to uninstall or ...
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0answers
21 views

virtualization of Ubuntu 14.04 on macox using virtual box

I have 2 main questions related to the virtualization. First, after having installed ubuntu on VBox latest version on my macbook pro, the OS is working fine but display setting is stucked in 800x600. ...
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0answers
11 views

Need commands to fetch Guest VM OS version from Xen and KVM

I m looking for the commands that can be executed to fetch the OS Version of the VMs running on the below Hypervisors. Xen (Not the citrix Xen server, but the Xen Sever hosted on a ubuntu Machine) ...
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53 views

Nested virtualization on Windows

For the last few weeks I have been reading a lot about OpenStack, Cloud Computing, virtualization, VMware tools and I have decided to try it. I would like to install, configure it and try it to see ...
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0answers
25 views

Installing Ubuntu Server on a SONY VAIO with NO hardware-virtualization

Is there a version of UBUNTU server that can be installed on a laptop (SONY VAIO) with the hardware-virtualization disabled? It is not possible to enable hardware-virtualization in some VAIO laptops. ...
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0answers
11 views

Can we add ports to OVS AFTER the VM is created?

I wanted to write up a program where I can create VMs first using libvirt. Initially they would not be added to any network. Then I want them to be attached to an OVS bridge where I can specify the ...
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66 views

Virtualbox Guest Additions are not used

Today, it seemed in my Ubuntu 14.04 VM (Kubuntu 14.04 host), there was an update for the Guest Additions to 4.3.12, and I was requested to install them from the Devices menu. I did this, but even ...
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220 views

MAAS, JUJU, VirtualBox 4.3 and virsh command

I've a problem with libvirt 1.2.2 and VirtualBox 4.3. After installing Ubuntu 14.04 server and setting MAAS and JUJU, I need to use virsh to see the list of my installed VM (as reported in the guide ...
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0answers
21 views

Sync Flash Drive OS with Virtual

I have installed ubuntu (Lubuntu 14.04 specifically, but I don't think that matters for this question) to a USB flash drive (full install, not live system) so I can have an ubuntu environment I can ...
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0answers
61 views

Convert a directory to VHD file?

I have a directory that contains thousands of files and folders, I need to copy it to a Ubuntu virtual machine in Hyper-V, so if I use copy or cloning to will take a lot of time, can I convert this ...
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68 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 ...
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21 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 ...
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0answers
26 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 ...
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430 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 ...
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0answers
210 views

Virtualizing Windows 7 with qemu-kvm SATA Issues

I am working on virtualizing a windows 7 image using kvm on Ubuntu 12.10 64 bit. Here are the specs for my machine: CPU: Intel i7-2860WM ,8G RAM I am using an image created with WinImage of a ...
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479 views

How to install Ubutun 12.04 on Windows 8 through Vmware player

I bought a new laptop that came with Windows 8 64 bit, built in. I have tried to install Ubuntu 12.04 through VMware but it didn't work. It get's stuck during the installation prosses and the ...
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278 views

How to store LXC container's files in another folder

Well the answer seems to be given on https://help.ubuntu.com/13.04/serverguide/lxc.html#lxc-hostsetup page under Using a separate filesystem for the container store title but it doesn't work for me. ...
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0answers
21 views

Ubuntu server local

I am pretty new at this. I am running an Owncloud server on Ubuntu in a Virtual Machine and I want it to be available for all the devices on the same network. At the moment I can only access it from ...
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0answers
77 views

sheepdog cluster

I'm using a Ubuntu 13.10 Touch with a Mate Desktop on a 32-bit Arm-System and have installed qemu and sheepdog, to use sheepdog in a 32-Bit system i have this Skript ...
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0answers
69 views

KVM guest priority starting

I have 2 guests on my KVM Virtual Machine Manager (debian1 and debian2). I need to start debian1 always first, so I want disable starting debian2 before debian1. Is it possible? How can I make it? ...
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226 views

Kubuntu 13.10 cannot increase guest qxl resolution

I have host and guest Kubuntu 13.10 64bit installations. VM is created through virt-manager. The problem is that for the guest the monitor is identified correctly as qxl but have only 1024x768 ...
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0answers
376 views

Create PV Guest VM in Ubuntu 12.04 using Xen: “Network autoconfiguration failed”

I am using instructions from here: https://help.ubuntu.com/community/XenProposed http://fosshelp.blogspot.com/2013/03/how-to-create-pv-guest-vm-on-ubuntu.html This is what I get when I type ifconfig: ...
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0answers
175 views

Libvirt-1.1.1 with xen-4.2.1

I installed xen-4.2.1 from the source and I am using XL toolstack. Now I installed libvirt-1.1.1 from the source. It's not working properly. And I got some error when running the virsh: error: ...
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0answers
63 views

Enable/Disable Serial Devices (COM's) for multiple VM instances via command line

I have a host computer (Ubuntu 12.04) running KVM (QEMU) which has anywhere from 1 to 10 VM's using Windows XP, Windows 7, Debian, Ubuntu etc.. From the host machine I need a way to bind serial coms ...
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0answers
34 views

Does anyone know of a Linux tool which converts hyper-v snapshots to full memory dump files?

hyper-v snapshots are comprised of a .vsv file and a .bin file, and I need to convert these in a full memory dump file. I essentially need this tool: http://archive.msdn.microsoft.com/vm2dmp ...
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0answers
70 views

importing a virtual machine inside another virtual machine

I have a hadoop cluster of VMs hosted on VirtualBox. The VMs are all ubuntu, and the host system is windows 7. How can I import all of these VMs into 1 ubuntu vm?
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687 views

Ubuntu 13.04, Xen, xcp-xapi - Operation not permitted?

I've installed Ubuntu 13.04 onto my machine, along with "xpc-xapi", which installs everything needed. By default, this installs Xen using the default toolstack "xm". I applied enough system tweaks to ...
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0answers
398 views

virt-manager problem

I installed ubuntu 12.04 server, kernel 3.5.0-37-generic, and the ubuntu GUI afterwards. When I start virt-manager and want to create a new VM I get this warning: Error: No hypervisor options were ...
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0answers
140 views

libvirt / virsh hot backup

Is it possible to do a hot backup of a running libvirt VM, or more precisely, it's image? What I ideally would want to do is: Stop writing to the disk, but still allow reading from it Cache all ...
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0answers
194 views

Build Ubuntu VM using mirror

In kvm, using virt-install I can create centos images using this parameter in my virt install command. -l http://mirror.umd.edu/centos/6/os/x86_64/ Starting install... Retrieving file .treeinfo... ...
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0answers
341 views

Unable to start libvirtd

When I try to start libvirtd using sudo libvirtd I get this error message: 2013-06-20 06:16:12.384+0000: 10470: info : libvirt version: 1.0.2 2013-06-20 06:16:12.384+0000: 10470: error : ...
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0answers
93 views

Can PXE be used to logon to VM

Can I use PXE to boot a thin/fat client directly into a running VM. My plan is to have my server running the VMs (Windows and ubuntu machines)in XEN or KVM I need for the Family to use and have some ...
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0answers
4k views

Virtual Machine Ubuntu 13.04 is Very Slow

I installed Ubuntu 13.04 in my VMWare (I'm using Windows 7); the problem is it's quite slow; it doesn't response quickly as opposed to native installed OS. I also installed CentOS & WinXP; they're ...
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0answers
2k views

Bridge networking is not working in virtual box 4.2.8 with ubuntu 12.04 host and ubuntu 11.10 guest

Very good article but there is a problem for me. I am using virtual box 4.2.8 with ubuntu 12.04 host and ubuntu 11.10 guest. I am unable to setup bridge networking beetween host and guest. here i am ...
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0answers
213 views

Managing windows virtual machines remotely

I have a very abstract and possibly naive question, nevertheless I am putting it up - I want to develop a Ubuntu lab in an institute, using a client server model. I want the individual clients to ...
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0answers
2k views

kvm error in syslog says cpu0 unhandled rdmsr

I have a server that hosts about 20 KVM guest machines. It's syslog is, at times, flooded with messages like these: 00:17:36 vhost-server kernel: [ 157.835078] kvm: 3138: cpu0 unhandled rdmsr: ...
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0answers
319 views

Logitech G700 not scrolling

I have just installed Ubuntu 12.04 in a virtual machine (Virtual Box running on Windows 7). But I have a problem using my Logitech G700 mouse. If I use the scroll-wheel nothing happens, but I can ...
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0answers
77 views

What facets should I consider when deciding which guest to jail in (“full”) KVM and which in LXC?

Currently I am migrating to a new server. The old one ran 10.04 as host system and a few more 10.04 and Debian 6 as KVM guests. This was alright, because the processor had support for virtualization. ...
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138 views

Ubuntu 11.10 Black Screen during xen vm cloning

I am using Ubuntu server 11.10,with xen hypervisor 4.1. Beside this I have installed Libvirt-0.9.2. All things working perfectly. But some time while using virt-install or virt-clone during the ...