Kernel-based Virtual Machine

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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 ...
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75 views

Creating a user called 'root'

I am creating Virtual Machines using the ubuntu-vm-builder. The syntax goes something like this: ubuntu-vm-builder kvm precise \ --domain newvm \ --dest ...
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25 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 ...
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11 views

Finding Storage pool/volume path using virsh

I have a few questions about storage pools and volumes in KVM. Is there a way to get storage volumes' paths via virsh? How do I associate a storage pool to the path it is located in? Both virsh ...
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103 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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46 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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51 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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261 views

how to disable kvm for installing VMware player

when i was going to install VMware player a massage has shown You can not install a system with KVM enable. My processor is amd phenom ii x6 1100t. so how can i disable KVM on my system. I am ...
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68 views

Networking with two ISP

I'm trying to configure two ISP on different network cards and at the same time to use bridge in order work with virtual machines and KVM. The current network configuration can be seen below: auto lo ...
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52 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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311 views

Can't ping KVM guest from another computer

I've set up several KVM guest OSs on my Thinkpad laptop. These guests are all on the 192.168.122.0/24 subnet, while the host OS are in the subnet 192.168.1.0/24 together with another laptop(Dell) of ...
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60 views

Need more info on KVM disabled message

I just installed Ubuntu 13 as a DUAL Boot with WIN 7. I just installed the Nvidia proprietary drivers for my GeForce. Upon reboot I received the KVM disabled message. I googled that and see various ...
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350 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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142 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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87 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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1k 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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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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319 views

ubuntu-vm-builder failing to create 12.10 KVM vm

I am trying to create a KVM vm running quantal, but its ending badly. These are the parameters I am passing... sudo ubuntu-vm-builder kvm quantal \ --arch 'amd64' \ ...
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50 views

Ubuntu installation PopUp Error

I have created a unattended ubuntu installation using preseed file. And i want to pop up the error message in Ubuntu installation. If CPU itself doesn't support virtualization for KVM. Is there ...
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4 views

How do I run wine through Qemu?

Say im running an ARM based platform but I want to run wine for a simple non-graphically intensive application. Example: MS Office. How does one achieve this?
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18 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 ...
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11 views

HP dv9000 with just a few issues

I have an HP pavillion dv9000 series with 2x64 bit processors, nvidia drivers, but while all of those things are running fine... I could use a little help getting webcam, & cd drive recognized ...
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9 views

MAAS Controller & KVM Help

I have successfully been able to get a physical MAAS setup and a virtual MAAS setup going. The problem is I am having a hard time creating a hybrid setup, Physical & Virtual. My questions: ...
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28 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 ...
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28 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 ...
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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 ...
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32 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 ...
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40 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 ...
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How can the installation of KVM /virt-manager cause standby-resume failures?

Question: I installed KVM and virt-manager, because I wanted to try it as replacement for virtualbox. Now ever since I installed KVM/virt-manager, my laptop does not return from standby, it just ...
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21 views

Add armhf as a suppoted architecture for guest KVM VMs (on a amd64 host)

I have an Ubuntu Server 12.04 setup with about 6 KVM VMs running. Guests are all x86 or amd64, host is a 2-socket Westmere Xeon box. Now I want to create a new guest VM but this time the guest VM ...
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Virsh KVM Domain is marked as autostart… doesn't come up after restarting windows

I have KVM and Virsh installed. When I restart windows inside the VM, the VM does not come back up without issuing a virsh start command. I found this ...
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Is it possible for OpenStack KVM machines cause host system hang up?

I've stuck at this issue for a long time. Here is a story: I've got a server with 40 logic cores and 128 GB RAM. My buddy helped configured OpenStack and nova-compute libvirt-type is kvm. It was all ...
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38 views

No internet connectivity in command line ubuntu

i am beginner and I have installed command line ubuntu 12.04 and upgraded it to 12.4.3.Then I installed KVM as I want to install 2 VM's and connect them to physical network.The problem is when I ...
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130 views

KVM Guest cannot access internet using NAT Network

I have an Ubuntu Server 13.10 configured as a Virtual Machine host, using libvirt and KVM. I have added two virtual machines, both using Ubuntu Server 13.10, one with Mysql and other with Apache/PHP, ...
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28 views

After converting KVM machine to native environment, system boot is slow

A coworker set up a Ubuntu 12.04 system that will eventually be used for booting without a disk via the network with KVM. Everything works as it should on native hardware, except a delay of 113-114 ...
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117 views

vmbuilder kvm wont create a virtual machine

I'm trying to build a virtual machine using vmbuilder and KVM on a new file server that I'm putting together so that I can run utilities on the VM without risking any issues with the file server. I'm ...
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70 views

KVM and Bridge connection

I have an Ubuntu 12.04 server in a datacenter and it is running KVM. I have virt-manager installed locally on a Macbook Air with parallels. Its installed on Ubuntu 13.10. I have created another ...
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22 views

vmbuilder preallocate disk space

When creating a VM with VMBuilder how can I preallocate the disk space? I'm currently using the format below to create a VM which should create a 10GB root disk (and it does), the only problem i'm ...
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54 views

ubuntu vm launcher and topbar not displaying properly in kvm

I am new to kvm. I installed a ubuntu vm on ubuntu host earlier and there was no problem. But that vm had to be completely reinstalled after some experimentation messed it up. Everything went well ...
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65 views

How to free the memory used by qemu-system_x86_64 after guest is shutoff?(kvm)

I have KVM installed and I use virt-manager to manage the guests. After I have shut off all the guests, I still see qemu-system-x86_64 processes in my system, they take a lot of memory. Is there a way ...
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214 views

Automate Ubuntu 12.04 vm in kvm

I am trying to automate using virt-install + preseed, ubuntu12.04 vm's with kvm. I need the vm's to be hosted on specific lvm volumes I had created for each one. When I run the script I get: ERROR ...
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136 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 ...
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114 views

Cloudstack Networking Issue

I'm experiencing problems in Cloudstack 4.2 installation on both Ubuntu Server 12.04 and 13.10. Installed Cloudstack Management Controller and a KVM host in two separate boxes Cloudstack ...
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95 views

How to save all KVM-guests on shut down or restart?

I wrote a short script which was supposed to save the state of all my running KVM-machines (save-vms.sh): #! /bin/sh suspend_vms () { for output in $(virsh list --state-running --uuid) do ...
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how to rename a node of a KVM server

I am facing an issue in renaming a node; I have a KVM server(base server) on which I have 5 virtualized nodes as follows: # virsh list --all Id Name State ...
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Is it possible to load a virtual machine disk image over NFS without moving the entire image over the network at once?

My understanding of the situation is more limited than I'd like, but it appears that I can, for example. PXE boot a live CD and have the squashfs volume be random access over the NFS share. I would ...
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278 views

can't Install Windows 7 KVM Guest on Ubuntu 13.04 via Command Line

I’m trying to install Windows 7 Professional as a KVM guest using virt-install with an ISO file on my Ubuntu 13.04 via command line. Using the following commands: root@ziomario-Macmini:/# sudo ...
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164 views

Add routing to guest KVM's

I have the following configured on my ubuntu host: virsh config for "passthrough" <network> <name>passthrough</name> ...
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387 views

KVM VGA PASS-THROUGH

i just finished install an Ubuntu as guest on openstack cloud, the aim is to use the guest as game server, for a testbed, but the screen play is so bad, and playing a game even on the gesut is almost ...
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43 views

How to get host details from guest vm with KVM

I am looking for a way to know host details from guest VM in KVM environment. Any pointers are appreciated. Thanks -Raja