Linux Kernel Virtual Machine is a virtualization system (VM)

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11
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2answers
9k views

Prevent Radeon driver from attaching to specific PCI devices?

I have two Radeon cards in this machine, a Radeon HD 6570 and a Radeon HD 6950: lspci | grep VGA 01:00.0 VGA compatible controller: Advanced Micro Devices [AMD] nee ATI Turks [Radeon HD 6570] ...
3
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0answers
443 views

Cannot create a virtual machine on Fedora: Activation of org.freedesktop.machine1 timed out

I am trying to create a new VM within Fedora using virt-manager. However, I get the following error: Traceback (most recent call last): File "/usr/share/virt-manager/virtManager/asyncjob.py", line ...
16
votes
3answers
18k views

Change CD-ROM via virsh

I have a KVM virtual machine that is managed via libvirsh. Now I want to use a different ISO image inside the VM. How do I change the DVD in the virtual drive using virsh?
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3answers
5k views

Wireless bridge on KVM virtual machine

I have a VM host (KVM) that's connected to a wireless router. I'd like the virtual guests to be in the same broadcast domain as the host; i.e, receive their IP from the router's DHCP. (=Layer 2 ...
0
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0answers
4 views

Ubuntu KVM defaults

I have an issue with XRDP and ubuntu virt-manager, when using XRDP the VM guest does not recognize my keyboard, the fix is too change default graphics type to VNC. This is fine, but I cannot find a ...
1
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1answer
11 views

How do i update available versions for operating system types in virt-manager

How do i update available versions for operating system types in virt-manager? For example for Ubuntu, only up to Ubuntu 14.04 LTS is in the menu but I'm installing Ubuntu 16.04 LTS. Installation ...
0
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0answers
15 views

KVM not working on CPU supporting VT-x

I got a hp xw4400 workstation pc which is fairly old. As the pc shall not yet be retired I'd like to use it for some light virtualization using QEMU / KVM. The pc is currently running Ubuntu 16.04 ...
4
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2answers
938 views

Windows 10 in KVM: change boot disk to Virtio

I have installed a Windows 10 virtual machine using an IDE disk and would now like to change the disk to use the Virtio driver. For other versions of Windows, the approach in this question seems to ...
0
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1answer
290 views

libvirt: “Failed to initialize a valid firewall backend”

What I'm tryna doing I'm trying to set up a virtual NAT network device without DHCP for libvirt on an Arch Linux host. What I've done so far # virsh net-define network.xml Network default defined ...
0
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0answers
49 views

KVM Network Configuration

I was wondering how I could achieve making a KVM host with CentOS 7 (64-bit latest) with the following network goals... I'm trying to put the virtual machines on a VLAN of 10.0.0.0/24, and have that ...
3
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1answer
678 views

How can I write a Windows (NTFS) .img file to a partition and add it to grub?

I'm trying some crazy stuff here. First, I had a VirtualBox machine with Windows XP installed, using .vdi format. Then I exported the image to a OVA, extracted the .vmdk and converted it to a raw .img ...
1
vote
1answer
206 views

What's the diffrence between snapshot-create and snapshot-create-as in virsh kvm?

On my virtualization system there are some VMs. One of them was aimed for testing some services on it. So in this case I need to have the first state of that VM. I searched for a solution found the ...
1
vote
1answer
822 views

Configure FirewallD to allow bridged virtual machine network access

I have a Windows guest running on a virt-manager QEMU/KVM virtual machine. My primary NIC eno1 is in a bridge br1 which is configured with my host IP address configuration. This VM is connected to ...
1
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0answers
29 views

kvm-linux with zero(thin) client

I have to run a virtualization in my office. Can I use kvm-linux virtualization with zero(thin) client? I know vmware supports zero client protocols well but does kvm support it too and I can connect ...
0
votes
1answer
30 views

KVM: Assinging ethernet ports to a VM exclusively

I need to virtualise pfSense using KVM. Currently, pfSense running on bare metal. However, I am not sure how to go about it such that I don't create a security risk. The machine I am running pfSense ...
0
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0answers
27 views

How do I start virsh with NVIDIA Optimus?

As my notebook has Optimus, I cannot use GPU forwarding. Instead, I use Virgl3d with KVM and virsh. This works absolutely fine and allows me to use at least a few 3D related applications. It however ...
0
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0answers
91 views

Why continous I/O to c:\windows\system32\config\SOFTWARE.LOG1

Referring to for the original question, What is the purpose of config\Software.log but my question is rather WHY the continuous writing to that file. I have 6x Windows 2008R2 SP1 VMs, and they consume ...
2
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4answers
9k views

Find IP of VM running KVM

How can I find the IP of the VM on KVM(using Nmap)? If not,are there any functions in Libvirt to do that?
1
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0answers
82 views

KVM VM not visible/pingable from LAN

I am running a Virtual Machine on a Host that is hardwired to my LAN. The Host shows up on my local network (as do the other Hosts connected by Wifi) but the VM Guest does not. Initially this was ...
0
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0answers
124 views

virt-manager + kvm mouse movement on windows 10 guest

I installed a Windows 10 OS on a virtual machine created using virt-manager on Ubuntu 16.04 desktop host. I installed the relevant guest drivers, including all virtio drivers and spice guest tools. ...
0
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0answers
19 views

Is it possible to launch a VM's GUI from the command line with KVM without a desktop environment on host

Just did a fresh install of Arch Linux. I will be running several VM's with KVM. Is it possible to launch the VM's GUI from the the command line without a desktop environment such as gnome?
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0answers
20 views

KVM/Virtualbox Virtualization with no physical network

I recently tried KVM as virtualization platform. I also use VirtualBox occasionally. In every instance of deploying guest OSes, I always do one of these two: 1) set up network as NAT, guest not ...
0
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0answers
15 views

Ubuntu 14.04 host cannot mount NTFS disks with VT-d enabled in bios

I've been setting up an Ubuntu server with KVM, as documented at https://help.ubuntu.com/community/KVM/Installation. Once I started virt-manager and set up my 2nd video card for pass-thru, it ...
0
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0answers
29 views

Use both GFX cards (but one only for CUDA) simultaneously with Nvidia Optimus on KVM?

I am investigating on the possibility to run a Guest OS in KVM on an Nvidia Optimus equipped notebook. I havent really found conclusive information on the question if it is possible to use the ...
1
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1answer
24 views

making copy of one server to another

I have three identical hardware machine. I want to install and configure centos server on all machine. I need to have exactly same configuration. After some research,I know there is a way of making ...
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0answers
53 views

VLANs not reaching the internet in an OVS, KVM, Linux set up

I have a Linux workstation and I have hit an issue with KVM and OVS over the last week. My goal was to have two VLANs (vlan10, vlan20) and both of them should be able to reach (a) each other and (b) ...
0
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0answers
35 views

Does KVM put a firewall on top of guests?

I have been working on a project to build an all inclusive server in my home. This is to augment my networking/vm knowledge, and save my Mother money on our cable bill. It right now consists of: ...
1
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1answer
104 views

Missing AESNI, RDRAND and RDSEED capabilities?

I've got a machine with a Core-i5 5200U. Its a 5th generation processor, so it has AESNI, RDRAND and RDSEED. Its the reason I bought the machine. The machine is running Ubuntu Server 14.04.03. Ubuntu ...
0
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0answers
83 views

linux KVM Virtualization: USB cameras and nvidia graphics cards with dual display

I wonder if is possible to create with KVM guest machines (Windows and Linux) they can use 2 monitors (in desktop extension), USB cameras and graphics cards like Nvidia
4
votes
3answers
4k views

vga-passthrough with kvm/qemu on optimus-capable laptop

i have an asus n550jv laptop with the following output from lspci -nn | grep "VGA|3D": 00:02.0 VGA compatible controller [0300]: Intel Corporation 4th Gen Core Processor Integrated Graphics ...
2
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1answer
363 views

Control fan speed under linux without nvidia drivers

I have quemu-kvm configuration like this - IGP on host (linux) and Nvidia on guest (windows). I blacklist nvidia drivers under linux (arch dist.). Is there a way to set GPU fan speed under linux (it'...
0
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0answers
114 views

How to install Windows 7 VM on RedHat KVM?

I'm using the Virtual Machine Manager to install Windows 7 on a RedHat 6.6 KVM. When after configuring everything I start the installation but the VM gets stuck and ends in "No bootable device." Can ...
10
votes
8answers
16k views

How to exit a “virsh console” connection?

Is there any special characters involved? I want to be able to open a console connection in my application and exit upon completion of a task
0
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0answers
83 views

KVM/QEMU Guest mounting Host Storage

I'm running CentOS 7 on a host machine and I'm wondering the best practice to automatically mount a hard drive for a KVM guest. I've made an Illustration to help describe what I'm trying to do. The ...
0
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0answers
35 views

Can KVM run on Freescale IMX6 SABRE board?

I'm wondering if KVM can run on Freescale IMX6 SABRE board, which has ARM Cortex A9 processor? I searched around but couldn't find any information about this. Thank you very much in advance!
1
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2answers
125 views

After installation KVM virtual machine stops after rebooting, keeps adding -no-reboot

After successfully installing an Ubuntu 14.04 LTS KVM virtual machine I need to reboot the whole thing for everything to take effect. The thing is, it doesn't actually reboot, it just stops and then I ...
0
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0answers
12 views

Windows guests do not recive local MACs

We are running a KVM based virtual machines. The network type is bridged network. The KVM host is Debian 7, that is run as VMWare esxi virtual machine. In other words, Debian 7 (KVM host) is run as ...
0
votes
1answer
202 views

File server VM on a btrfs host

I want to build a file server/NAS while using btrfs to protect the data (from bitrot), but I'd like to use my existing KVM/QEMU server (debian with btrfs raid1) and create a VM for this purpose. If I ...
0
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0answers
527 views

High performance desktop virtulization / multithreading on the guest with linux 64 bit host

For over 3 years I have been trying to get similar guest performance in 64 bit windows as I have on my i7 870 at work in the tasks I do at work. My requirements are pretty taxing. I need fast CPU, ...
0
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0answers
30 views

KVM virtual Win 7 instance not genuine

Running kvm, qemu, libvirt... and have six virtual machines, five Linux, one Win 7. All the Linux instances are running perfectly as is the win 7 instance, but... After installing the Win 7 machine we ...
1
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0answers
792 views

Unable to configure KVM (Qemu or Libvirt) on openSUSE Leap 42.1?

I simply want to run multiple VM (not at the same time). I want them to be stored in another partition (mounted here /run/media/shark/VM) and not in the default storage pool /var/lib/libvirt/images/...
1
vote
3answers
1k views

How to configure macvtap to let it pass multicast packet correctly?

I'm trying to create VMs which can see each other and host. They are hosted with qemu/kvm and managed via libvirt. The network adapter of VMs is created with macvtap(VEPA mode) for performance. After ...
1
vote
1answer
428 views

Need qemu to run headless on host, but still forward graphical output via x11

I have a headless host with qemu installed. I can ssh into the host, and forward x11 so I can view graphical output. However, when I try to run qemu, I get the following error: Could not initialize ...
0
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0answers
9 views

Handling /etc/fstab when upgrading linode from Xen to KVM?

I have a linode that is currently on one of Linode's Xen servers. I see that I am eligible to upgrade to a KVM linode. One thing that concerns me is that Linode's upgrade guide says block devices ...
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0answers
24 views

Problems with my LVM partition, showing wrong size and brings I/O errors on vgscan?

I have a volume group with 3 logical volumes. 1. lv is used for a virtual webserver, 2. is a old backup of lv 1 and the 3. is a storage volume. Now my first lv throws i/o errors and is no longer ...
0
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0answers
66 views

Network Settings on VirtualBox clone (From KVM VPS)

I've recently copied my Debian KVM VPS to my local computer via the dd command. I've converted it into a .vdi and am now running it in VirtualBox. I'm having difficulty configuring the machine for the ...
0
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0answers
147 views

How to create a secure KVM/QEMU (libvirt) smb/cifs share host to client?

I run a Ubuntu Server 14.04.03 LTS as host machine and the same os version as virtual client (minimal virtual kernel) with KVM on the same machine. I run two physical Ethernet cards on the physical ...
0
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0answers
17 views

Passing a USB host controller into a virtual machine?

I was wondering if I have this right. So after seeing this video on YouTube I was inspired to do something similar. But with some minor changes. Mainly to the way the USB functions. If I pass a USB ...
0
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0answers
22 views

KVM (libvirt) share p9 drive and Apache/Owncloud can not write to file

I use KVM as visualisation system to run a virtual Ubuntu server within a Ubuntu server. No I have one host directory shared on the client machine using the p2 driver of KVM (http://rabexc.org/posts/...
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0answers
70 views

KVM mounting a directory with p9 driver and right permissions

I run virtual machines with KVM (libvirt) in Ubuntu. So there you can mount a local filesystem of your host machine using p9 drivers (http://wiki.qemu.org/Documentation/9psetup) Now I only found ...