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

learn more… | top users | synonyms (3)

3
votes
0answers
607 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 ...
3
votes
0answers
625 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
votes
0answers
113 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
votes
0answers
663 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
votes
0answers
267 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
votes
0answers
472 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
votes
0answers
277 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
votes
0answers
67 views

QEMU-KVM with VLANS and no bridges

Please be gentle, I'm both a novice Ubuntu user and novice networking guy. I'm trying to put together a virtual server to support a couple of telephony applications at my office. Both applications ...
2
votes
0answers
55 views

How do I mount a Shared Folder from a Vmware Workstation Host (Windows 7) inside Ubuntu

I have been trying to do this for days now and I am getting no where. I have downloaded the latest Vmware Tools. What steps/commands do I use? Please help Gary
2
votes
0answers
136 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
votes
0answers
96 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
votes
0answers
42 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
votes
0answers
1k 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
votes
0answers
93 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
votes
0answers
49 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
votes
0answers
5k 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
votes
0answers
95 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
votes
0answers
1k 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
votes
0answers
414 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
votes
0answers
405 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 ...
1
vote
0answers
82 views

Ubuntu Freezes when Switching to Full-screen VirtualBox VM

I'm on Ubuntu-14.04 64-bit (with all the latest updates) and have a Windows-7 VM on Oracle VirtualBox 4.3.30 which I used regularly (almost everyday) in full-screen mode without any problems. But as ...
1
vote
0answers
16 views

VirtualMode to remove MSDOS filesystem files in Ubuntu?

I have a MSDOS memory card where I would like delete files by my Ubuntu installation. I run on those files sudo rm /media/masi/g0399/DCIM/video.mp4 but I get a filesystem error that the filesystem is ...
1
vote
0answers
61 views

Bridge external IP to the qemu standalone Virtual Machine

I'm having a very specific issue. To let You know what I'm up to, I will describe the whole infrastructure of my system. I've got a Ubuntu host machine on which I run up to 4 virtual Ubuntu ...
1
vote
0answers
61 views

Multi-headed Gaming VM Host on Ubuntu Server

I am trying to build a multi-headed gaming system based on an Ubuntu Server 15.04 host with either Windows or Ubuntu/Linux Mint guests. I have gotten the systems nearly working with Linux Mint/Ubuntu ...
1
vote
0answers
67 views

Manual for building a virtual machine with kvm

Using this manual I want to build a VM. However, the manual seems rather outdated: It talks about using Hardy on i386 architecture (I'm running Vivid on an x86_64). Also, ubuntu-vm-builder is no more ...
1
vote
0answers
50 views

graceful shutdown of libvirt virtual machines on host shutdown

I have a Windows 8 installation on a KVM virtual machine, runing on my Ubuntu 15.04 host. When I issue the shutdown option in virt-manager, or virsh shutdown windows, the virtual machine cleanly shuts ...
1
vote
0answers
31 views

How to hot add a new disk with virsh attach-disk?

I'm trying to add a new LVM disk to my guest machine (Ubuntu 14.04.1) by doing the following on the host: lvcreate -L 14G -n vm_vm005_data3 vg00 virsh attach-disk vm005 /dev/vg00/vm_vm005_data3 ...
1
vote
0answers
55 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- ...
1
vote
0answers
98 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 ...
1
vote
0answers
201 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 ...
1
vote
0answers
33 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 ...
1
vote
0answers
118 views

Simulate Universal Bootloader (DAS U-BOOT) with Qemu

I was trying to simulate u-boot with qemu for the ARM based versatile_pb board. I was successfully able to CROSS_COMPILE my u-boot source code with the gcc-linaro-arm-none-eabi-toolchain and create ...
1
vote
0answers
132 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 ...
1
vote
0answers
51 views

bootp server in a Virtual Machine

I have a HP LCMS that I am trying to set up in a Virtual machine on virtual box. The Virtual Machine is windows xp, and the host is ubuntu 14.04.2. The LCMS requires there be a BOOTP server running to ...
1
vote
0answers
193 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 ...
1
vote
0answers
22 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?
1
vote
0answers
151 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 ...
1
vote
0answers
335 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 ...
1
vote
0answers
140 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; ...
1
vote
0answers
204 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 ...
1
vote
0answers
151 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 ...
1
vote
0answers
59 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
vote
0answers
45 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
vote
0answers
52 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. ...
1
vote
0answers
25 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
vote
0answers
155 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 ...
1
vote
0answers
56 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. ...
1
vote
0answers
24 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 ...
1
vote
0answers
104 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 ...
1
vote
0answers
28 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 ...