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

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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 ...
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0answers
705 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, ...
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2answers
2k 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
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1answer
97 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 ...
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0answers
143 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
23 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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1answer
2k 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
321 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
554 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
435 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 ...
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1answer
396 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, ...
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1answer
38 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 ...
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0answers
70 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 ...
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0answers
80 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 ...
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0answers
83 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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0answers
77 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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1answer
2k 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
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1answer
857 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
36 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
64 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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0answers
1k 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
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1answer
68 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 ...
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1answer
435 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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0answers
122 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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0answers
148 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 ...
1
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1answer
461 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
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0answers
89 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
371 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
60 views

What are virtualization and KVM?

Can anyone explain this: What is virtualization? What KVM Kernel Virtual Machine?
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1answer
132 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
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1answer
120 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.
0
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1answer
42 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
263 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
114 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
30 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
985 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 ...
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2answers
223 views

/etc/network/interfaces configuration messed up

I'm trying to setup a virtualized server up with KVM on my OVH server. However, when configuring the network, I'm encountering some issues. Any help in any form is greatly appreciated! This is my ...
1
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0answers
288 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 ...
0
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1answer
74 views

KVM and port security

In my test environment I get everything working perfectly the way I want it. Running Cloudmin KVM instances over a bridged adapter. Then when it comes time to install at the data center I hit a brick ...
1
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1answer
224 views

Accessing Windows 7 QEMU/KVM Virtual Machine on portable via spice from another machine

I am running Lubuntu 13.04 on a Samsung series 9 laptop. I installed windows 7 as a virtual machine running under qemu/kvm. I am able to display the virtual machine from Lubuntu on the host ...
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0answers
55 views

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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0answers
65 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 ...
0
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0answers
223 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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0answers
43 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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1answer
491 views

Web Control Panel for KVM [closed]

I need Web Control Panel for KVM that is compatible with Ubuntu 12.04 or higher. SolusVM, Virtualizor isn't compatible with Ubuntu.
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3answers
1k views

VirtualBox and KVM beside each other

I have a KVM virtual run on my machine. I tried a while ago to install VirtualBox..Anyway i did it and install bu when i tried to start the machine i got the error: VERR_VMX_IN_VMX_ROOT_MODE I ...
0
votes
1answer
136 views

Mysterious multicast packets after bridging a bond0

I've got 2 interfaces eth0 and eth1 in a bonding (mode 4). Now I want working with kvm and let the instances communicate over a bridge br0. Now my config changes. From this...: auto eth0 iface eth0 ...
0
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1answer
290 views

Virtual machine in two subnets

I'm coming from networking where a router/switch has a separate interface for management. Therefore I want to understand how this is implemented for servers/virtualized servers. I have one subnet ...