Questions about the Kernel-based Virtual Machine, an open source virtualization infrastructure to use the Linux kernel as a hypervisor.

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VM connected to Openvswitch can not access the external network on Ubuntu 14.04

I have a computer running Ubuntu 14.04. It has two ethernet interfaces. I've created a virtual switch and connected eth1 to it. I run VM (KVM) that connects to the openswitch bridge. From the host, I ...
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0answers
75 views

KVM not installed?

When I run virt-manager, and click on the icon to create a new virtual machine, I get an error that KVM is not installed or is not loaded. I use Ubuntu GNOME 14.04 All qemu packages are version ...
0
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0answers
36 views

How do I mount an external drive in a KVM virtual machine?

I have a VM running a database under virt-manager and Ubuntu 14.04. I want the db to use a drive that is external to the VM. That way I can just increase the size of the drive any time I need to. ...
0
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0answers
11 views

HP Proliant 460c G1 running ubuntu server

I am looking at installing Ubuntu server on some old (still running 100%) HP servers, we would like to run a hypervisor (KVM) and check if our vm's will run. Is there a version of Ubuntu that ...
1
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1answer
44 views

How can i make VM to fully cover the screen in KVM?

I installed Debian Wheezy in KVM using virtual machine manager. VM doesn't fully cover the screen, with large gaps in both sides of screen as seen in pictures below. How can i make VM to fully cover ...
1
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2answers
217 views

Can I set up MAAS and Juju on one machine?

Here is what I want to setup: MaaS on a single PC MaaS providing the host OS for 4 VMs (3 LXC + 1 KVM) Using Juju to deploy services on the 4 VMs (nodes on MaaS) How can I accomplish this?
0
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1answer
319 views

Ubuntu 14.04 LTS Windows 8 Guest macvtap setup

I have little experience with Ubuntu and new to KVM. I have successfully installed KVM and used virt-manager to add the first guest. I have 4 Ethernet ports on my server. For host server access and ...
0
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1answer
79 views

Setting up VMs on different subnets

I run a server on IP X.Y.3.7 and i want to run multiple VMs on it using libvirt. I set up a bridge device: auto eth0 iface eth0 inet manual auto br0 iface br0 inet static address X.Y.3.7 ...
0
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1answer
322 views

KVM Virtual Machine Manager: Host CPU does not provide required features: aes

I am using Ubuntu 12.04 64-bit. I am using OpenStack. The service is all working, but nova service is not working. Some got error is: hardware not supported, so I changed Processor -> Configuration -> ...
0
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1answer
80 views

compile and install modified kernel

I have made some changes to the vmx.c file of the kernel. Now I am using make menuconfig followed by make -j 5 command to compile the modified kernel(No errors just a warning..) Now I am using ...
0
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1answer
46 views

How to enable virtualization on Lenovo Z500?

I have downloaded the Kernel 3.13.6 from kernel.org and installed in the system. Updated the BIOS and then enabled the virtualization in the bios settings. Now I have used the command sudo kvm-ok ...
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0answers
43 views

Creating a virtual machine with an existing vhd file via command line with command line

I have a .vhd (an ubuntu server instance) file that I'd like to run on Ubuntu Server 14.04 with bridged networking. How can I set its network interface and boot from it using only the command line?
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0answers
13 views

On startup [number] kvm: disabled by bios [duplicate]

When I start ubuntu 12.04 it says [number]kvm : disabled by bios. How can I fix it? Also there is a quick black screen flash on shutdown which states unable to run [something]. It flashes too fast so ...
0
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0answers
598 views

Creating an ubuntu Server VM on Ubuntu Server

I'm having a lot of trouble trying to set up a VM on Ubuntu Server. I've tried following multiple guides like this one but right now, no matter what I try, I can't create a br0 instance. Before that, ...
1
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2answers
1k views

KVM NVidia Passthrough

I've seen a guide or two that seems to be replicated around on the internet on setting up KVM to use passthrough for Nvidia. It seems to require 2 video cards. Is it possible to do it with 1 video ...
1
vote
1answer
80 views

Create a virtual machine and connect to it command line

I'm running an Ubuntu 14.04 server, and would like it to also run another 14.04 server instance in a VM on it. (I need to use two VPNs on the same machine simultaneously) I've tried using both KVM ...
1
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0answers
94 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 ...
1
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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 ...
0
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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 ...
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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
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1answer
285 views

Ubuntu 14.04 kvm instance has low resolution

I have a kvm guest instance of Ubuntu 14.04 running with a vga type video device. I do not have a /etc/X11/xorg.conf file, I am letting X autoconfigure the video and all devices. When X comes up, the ...
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0answers
524 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 ...
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0answers
364 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 ...
0
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1answer
329 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, ...
0
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1answer
33 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 ...
0
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0answers
56 views

How do I disable loading a driver for a specific device

I am running Ubuntu 13.10, attempting to setup pci pass-through for my discrete graphics card to a Windows 7 guest VM running on KVM. My processor is an AMD APU with IOMMU support, my discrete ...
0
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0answers
61 views

graphics error running xubu guest in KVM

I am running crunchbang and want to install xubuntu (13.10 atm) as VM using kvm. I got everything installed and updated but the display/resolution is incorrect and it makes using the VM virtually ...
0
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0answers
67 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?
0
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0answers
70 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 ...
0
votes
1answer
1k views

KVM Virtual Machine Manager: sharing folders not working

I've created an Ubuntu VM inside my Ubuntu using Virtual Machine Manager. I'm trying to mount a host directory in guest OS but it's not working. I used the instructions provided here: ...
1
vote
1answer
624 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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0answers
34 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 ...
0
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0answers
59 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: ...
0
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0answers
982 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
53 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 ...
1
vote
1answer
317 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 ...
1
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0answers
101 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 ...
0
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0answers
112 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 ...
0
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1answer
292 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 ...
3
votes
0answers
83 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 ...
0
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0answers
297 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 ...
0
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0answers
50 views

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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2answers
56 views

What are virtualization and KVM?

Can anyone explain this: What is virtualization? What KVM Kernel Virtual Machine?
1
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1answer
115 views

Error while creating qcow2 file using qemu-img

When I am creating an qcow2 file using qemu-img command I am getting error as librbd.so.1 file not found. When I check for the dependencies that .so file is present in the /usr/lib folder. Can any ...
0
votes
1answer
90 views

how to create an empty virtual machine without os in kvm?

Can any one help me to create virtual machine in kvm hypervisor without os. Just the vm should have 8GB disk, 512 MB RAM and default NIC interface.
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1answer
36 views

Is it wise to run computing virtual machines on KVM?

I have a physical server with 384GB memory. My main applications are to run CPU and I/O intensive programs. I could run everything on the physical server. But I'm wondering if it is better to host a ...
3
votes
2answers
192 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 ...
0
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0answers
91 views

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 ...
0
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1answer
29 views

Does each KVM Guest need its own ISO

Does each KVM guest require its own copy of the bootable ISO image? If I'm thinking correctly, the guest only needs to read the .iso, not lock it or anything, so multiple guests should be able to use ...
0
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3answers
678 views

How to completely remove virsh from Ubuntu

How to uninstall virsh from Ubuntu 13.10 server. I have already removed libvirt-bin, qemu and kvm but virsh is still running. I used following command to remove libvirt-bin. apt-get remove --purge ...