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

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3
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596 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
105 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
530 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/ ...
3
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0answers
236 views

How do I make wireless bridged networking work with linux guest in kvm/qemu?

I am running the ubuntu 13.10 cloud image on kvm/qemu. The guest networking works fine operating in NAT mode when on wireless. Wired bridged networking (eth0 + macvtap) works fine as well. When ...
3
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0answers
458 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
256 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
39 views

Virtualization limits for Ubuntu Server 14.04 LTS with KVM

Essentially I'm after something like this, but for Ubuntu Server 14.04 LTS. I'm trying to create some KVM guests with very large 1TB+ RAM (through OpenStack Nova). I can boot the 1TB VM fine, but I ...
2
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0answers
77 views

Host to Guest one way connection issue

I have guest run on my machine on qemu with configuration: /usr/local/kvm/bin/qemu-system-x86_64 -enable-kvm -cpu host -smp 8 -hda ${TEST_VIRT_ENV_IMAGE} -m 4096 -netdev user,id=user.0 -device ...
2
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0answers
30 views

How to invoke a X Session and a VM instead of login prompt

The system is Ubuntu 12.04 but the OEM requirement is to make it appear as if it is a Windows system to the end user. Other VMs and daemons will be active in the system but it is controlled from ...
2
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0answers
987 views

KVM GPU Passthrough

now i know this issue has been talked about before, but those topics are old now and slightly out dated. So I have recently been following a few different guides on getting this system working, ...
2
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0answers
533 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 ...
2
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0answers
76 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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0answers
48 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
4k 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: ...
2
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0answers
92 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 ...
2
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0answers
972 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
407 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 ...
2
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0answers
396 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
10 views

Question with connecting to Docker container on virtualized Ubuntu server

As a web designer I have been using VirtualBox to set up temporary work servers for my projects. Lately I've been trying to reduce the number of virtual machines on my laptop(due to limitations of ...
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0answers
10 views

VM ware player Ubuntu post Installation problem- VT-x not in BIOS on lenovo T430

I am getting the following error: "This host supports Intel VT-x, but Intel VT-x is disabled" When I went into BIOS to change these, I did not find any option like "VT-x" Ubuntu version-14.04.01 VM- ...
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0answers
20 views

virt-sysprep problem

Virt-sysprep man page notes : You do not need to run virt-sysprep as root. In fact we'd generally recommend that you don't. The time you might want to run it as root is when you need root ...
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0answers
39 views

kvm bridge dropping packets

Periodically one or more of the guests lose network connectivity. We are getting packet loss only in vms. Setup: We're running 3 KVM guests, all Ubuntu 12.04 LTS using bridged networking. OS on ...
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0answers
17 views

what is the effect of making my kvm's HD cache none vs default?

I am playing with KVM migration, and I got an error about unsafe migration due to hdd cache settings. I found the fix, which is to set the cache to none and it works after I made the change. But ...
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0answers
60 views

How to configure promiscuous mode rejected in KVM bridge?

I am using Ubuntu 14.04 (3.13.0-45-generic #74-Ubuntu SMP) as Host OS. KVM version 2.0.0 I have disabled promiscuous mode in guest Virtual Interfaces along with corresponding host vnet & bridge ...
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0answers
54 views

Running vagrant inside VirtualBox

I'm running Xubuntu 14.04 in a VirtualBox VM on Windows 7. Inside the VM, I want to use Vagrant as part of my development environment. The Vagrant setup executes successfully, until it wants the VM ...
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0answers
19 views

how to use the Container technology on Ubuntu?

Is there a way to deploy a distribution other than Ubuntu, as content on Ubuntu? Say in my case i'm planning a Redhat as a content on my Ubuntu 14.04 . If yes. How to do it?
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0answers
96 views

Critical random slowdown issue using KVM/QEMU

I'm having a critical issue with KVM/QEMU which is severely impacting one of my projects and I don't know where to put my hands. I've set up a brand new physical server configured with a 2 x Intel ...
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0answers
252 views

How can I get my Ubuntu 10.04 Hyper-V VM to recognize the virtual networking hardware?

I am new to Linux and Ubuntu, being primarily a Windows developer for the past 20 years. However, we've been using Redmine hosted on an Ubuntu VM to manage our development tickets. The VM was hosted ...
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0answers
91 views

qemu: how to select from which hdd to boot?

I want to connect 2 hdds to my qemu virtual machine. One of them is actually a file connected via virtio, and I want it to be the bootable drive. The other is a partition that I want to pass through; ...
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0answers
141 views

How to install qemu-kvm from source

I previously installed kvm via apt-get. Then I install qemu from source via following steps: wget http://wiki.qemu.org/download/qemu-2.1.91.tar.bz2 cd qemu-2.1.91 ./configure make && make ...
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0answers
124 views

Automount USB disk (ntfs) and use files for libvirt/qemu/kvm?

When I plugin my NTFS USB disk it gets auto-mounted. That's fine. But when I want to use files for libvirt/kvm/qemu virtualizaztion they cannot be accessed. Sadly I cannot find the parameter or option ...
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0answers
45 views

Cannot restore a saved machine

I cannot restore a saved machine with both virt-manager and the virtsh restore command: laurent@aspire6930g:/var/lib/libvirt/qemu/save$ sudo virsh restore windows7.save erreur : Impossible de ...
1
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0answers
42 views

Error While installing Kubuntu 14.04 in Virtual machine

Running Kubuntu 14.04 in Virtual machine Gives me an Error :- Boot : could not found kernel image : vmlinuxz.efi how can solve these ?
1
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0answers
46 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
22 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) ...
1
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0answers
132 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
52 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
19 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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0answers
100 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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0answers
26 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
224 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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0answers
185 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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0answers
24 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
56 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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0answers
406 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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0answers
670 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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0answers
553 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
42 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
87 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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0answers
388 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... ...