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

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1answer
325 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; ...
0
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0answers
13 views

Hash Sum mismatch on installing kvm

I have laptop with amd64. I enabled virtual device from bios. When I am trying to install kvm using: $ sudo apt-get install qemu-kvm libvirt-bin ubuntu-vm-builder bridge-utils I am getting error ...
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0answers
15 views

Need advice for setting up KVM & guests

I have the following set up today; Server A Operating system Ubuntu Linux 16.04 Kernel and CPU Linux 4.4.0-24-generic on x86_64 Processor information Intel(R) Core(TM) i5-4690K CPU @ 3.50GHz, ...
0
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0answers
15 views

Error on librados when trying to install qemu-kvm [duplicate]

I am trying to install kvm on Kubuntu 16.04 64-bit. I am following this documentation. When I try to install qemu-kvm with the following command given in the documentation: sudo apt-get install qemu-...
0
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0answers
14 views

kvm_mmu_get_page before entering a nested VM with KVM

I have been using and tracing, with a kernel tracer, nested VMs with KVM and I was wondering about the purpose of an occurring event. Let's say I have a machine L0 hosting a VM called L1 and L1 is ...
0
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0answers
7 views

KVM existing VMs coexistence with nova-compute on host

I was wondering if it is possible/safe to install and configure nova-compute on a host with KVM hypervisor supporting existing VMs. In particular could we have any Openstack node running as VM on the ...
0
votes
1answer
25 views

Virtual Machine Manager missing “Allocate Entire Drive Now” check-box when creating new VM

In Unity 16.04, when creating a new VM, the option for Allocate Entire Drive Now is missing, meaning that when creating a new machine, the entire drive is allocated, i.e. waisted physical drive space. ...
0
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1answer
26 views

virt-install using location with iso image no longer working

I have upgraded my OS to Ubuntu 16.04 and am trying to install an ubuntu 14.04 guest from scratch using my KVM management tool that I have been using successfully on Ubuntu 14.04 for some time now. ...
1
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1answer
96 views

Using OpenvSwitch with DPDK in Ubuntu 16.04

I am trying to setup openvswitch with DPDK in Ubuntu 16.04 using the openvswitch-switch-dpdk package. I am using an HP DL380 Gen-8 server with an Intel 82599ES Dual Port 10G card. I can bind the ...
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0answers
7 views

Kvm Switch not signal monitor

I've got this KVM switch, to connect two computers with one mouse, keyboard and monitor. I am using Xubuntu and the problem I have apart from the normal resolution problems that everyone is having (...
0
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0answers
16 views

vagrant up --provider=libvirt (kvm)

Like to get vagrant working with qemu/kvm. I have tried the instructions here: http://unix.stackexchange.com/questions/222427/how-to-create-custom-vagrant-box-from-libvirt-kvm-instance/222907 and ...
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0answers
33 views

how to install android studio completely?

Hello every one I want to install android studio and first I run the .sh file by this command ./studio.sh and after that I try to install it but at first I have this problem but the thing is that I ...
3
votes
1answer
44 views

kvm, install virtual machine failed

I am using kvm to install virtual machine, and after that the image will be uploaded to create OpenStack virtual machine instance. The fllowing are my commands command 1. create image $ qemu-img ...
0
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0answers
41 views

Ubuntu 14.04 upgrade to 16.04 failed on KVM VPS - can not reboot

I followed a tutorial to upgrade 14.04 to 16.04: https://www.linuxbabe.com/linux-server/upgrade-ubuntu-14-04-ubuntu-16-04-server The upgrade was successful on my two OpenVZ VPS.However,It always ...
1
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0answers
14 views

Create a VM using KVM with an IP address to ssh

How do I create a VM using KVM and assign an IP address so that I can SSH into the machine and install the stuff I need? I'm using KVM on a Ubuntu server edition and hence would like to know how to ...
-1
votes
1answer
414 views

installing and using android studio with virt on ubuntu 16.04

It will be better if there's a step by step installation for android studio and qemu vm. Cause i'm going through hell trying to fix a lot of ish here. Tried umake android 'android-ndk' That's using ...
0
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1answer
106 views

Ubuntu 14.04 GPU passthrough problem with IOMMU

I have a problem with my GPU passthrough on Ubuntu 14.04, i checked my hard ware and my CPU is i7-2600 which supports VT-x in KVM and i try to passthrough my GTX 960. I did everything exactly as in ...
0
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0answers
18 views

Passing a physical USB port to QEMU

I currently use a shell script to start my KVM accelerated QEMU vm. My current QEMU line is this: QEMU_AUDIO_DRV=pa qemu-system-x86_64 -enable-kvm -nodefaults \ -machine pc,accel=kvm \ -bios /usr/...
2
votes
2answers
7k 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 http://troglobit.com/blog/2013/07/05/file-system-...
1
vote
1answer
33 views

gui for managing virtual machines [closed]

I want to manage a bunch of KVM VMs on my linux desktop with different types of network connectivity options. Is virt-manager the best option to manage the VMs or are there better alternatives ?
1
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1answer
112 views

Network Bridge inside VM for LXD

I use ubuntu 16.04 in a kvm virtual machine. For lxd containers I try to make a network bridge, so the containers are available in our local network. The interface file looks like this: auto eth0 ...
1
vote
1answer
326 views

How to boot from a live USB stick in a virtual machine

I've got a USB stick loaded with a live installation of Ubuntu for testing purposes. When I want to use it, I generally reboot to boot into the live USB installation. I'd like to know what the best ...
0
votes
1answer
97 views

Ubuntu 16.04 multiple NIC, bridge - Not getting br0 DNS settings

After a updated to Ubuntu 16.04 - which has mostly gone very well - everything works except resolving names from the host. Resolv.conf does not pick up dns-nameservers from interfaces (br0) for some ...
2
votes
2answers
612 views

Ubuntu 15 network with bond, VLAN, bridge

I am posting this question with the reply because I already find the answer after some searches and I think it could benefit other people since I didn't find easy to solve this on Ubuntu 15. Note 1: ...
0
votes
1answer
41 views

KVM host can't ping guest on same subnet

I have a server that has KVM installed and two guests installed onto that same machine. I have setup them to use the network port directly. They are online and I am even able to access my ownCloud (...
0
votes
1answer
59 views

Virt-Manager to Remote host - continuous password prompt over ssh

I setup KVM on a remote host, and have a few .iso files out there that I want to play with. I setup Virt-manager initially on a Ubuntu-mate 15.10 machine, and it seemed to work fine (slow as heck ...
0
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0answers
12 views

KVM quest lost network connectivity

I have problem: lost network conectivity in guest (2-3 days after start). Host: Linux host 4.2.0-36-generic #42~14.04.1-Ubuntu SMP Fri May 13 17:27:22 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux Guest: ...
0
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0answers
14 views

I can't no more connect after installing kvm

After installing android studio, i tried to install kvm. After relogin, my Intellij wasn't work anymore. I tried to reboot and then, i see the ubuntu start charging with verification(in the processus, ...
0
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0answers
34 views

Openvswitch networking

I made a VM using libvirt. I am trying to connect VM to the OVS bridge. I named VM as "ubuntu" and OVS bridge as "ovs-br0". Result of ovs-vsctl show is as follows: ovs ports and interfaces Here, I ...
1
vote
1answer
14 views

virt-manager process continues running after closing all of its windows, what should I do?

I have installed qemu, kvm, and virt-manager, though I have noticed that after closing all of the virt-manager windows that there is still a virt-manager process running which originally appeared to ...
1
vote
1answer
816 views

libvirt: Configure guest to share host audio

For the past days I've been trying to get a x64 Windows 8.1 VM's audio mixed with the host audio with mixed success. The solution which kind of works for me right now is using Spice for audio, and ...
1
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0answers
45 views

Can someone with root access enter in a LXD container and see its contents?

If I have a running LXD container, can someone enter into the mount point and see/access contents of it? I'm seeking for a method for virtualization that prevents this, KVM could be a good choice, ...
2
votes
1answer
5k views

How to change qemu default machine?

I use Kubuntu 14.04 (x86_64 3.13.0-43-generic #72-Ubuntu) with qemu-kvm. $ kvm --version QEMU emulator version 2.0.0 (Debian 2.0.0+dfsg-2ubuntu1.9) How could I change the "default" machine (now it ...
2
votes
1answer
31 views

Changing Network Adapter in KVM

I'm building a server to be deployed on a KVM host in the near future. I'm building the machine on my personal laptop in KVM using the virt-manager GUI for KVM. To begin with I kept most of the ...
0
votes
1answer
70 views

Issues with QEMU GPU passthrough on ubuntu 14.04 LTS

I am following a tutorial on how to run a VM that can use my GPU and I have run into a problem. Here are links to the tutorials https://www.youtube.com/watch?v=w-hOr44oBAI https://www.pugetsystems....
0
votes
1answer
260 views

permission error in virtual machine manager

i am trying to install win8.1 as a guest on my Ubuntu 14.04 using kvm and virt manager. when i choose path of ISO file in virt manager, it prompt this error: "The emulator may not have search ...
0
votes
1answer
124 views

Ubuntu KVM Server Won't Create SR-IOV Virtual Interfaces

I'm working on a Ubuntu KVM server. It's Ubuntu 14.04 LTS with kernel 3.19. The motherboard is the Gigabyte ga-990fxa-ud5 r5 with bios ver. 3. I have qeum/kvm 2.2 installed. I have IOMMU on in the ...
0
votes
1answer
106 views

keep memory usage low Ubuntu 16.04 Server guest VM

I have an Host Machine running KVM+QEMU and multiple guests. All Guests are running Ubuntu 16.04 (virtual machine installation). My current problem is, that the host memory consumption (via htop) is ...
3
votes
1answer
426 views

Can ping but cannot wget on host with bridge interface

This is driving me mad, since I have spent the las two days trying to solve this. I have an Ubuntu Server 14.04.2 LTS with KVM and libvirt. I have two guests virtual machines: pfSense-2.2: virtio ...
0
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0answers
12 views

What are the minimum CPU specifications to run containers?

Apologies if this has been asked before, but what are the minimum CPU specifications to be able to use LXC (or LXD) on 16.04? Can my CPU do so? When I run sudo lshw -C cpu | grep product I get ...
0
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0answers
24 views

How to install KVM-QEMU on my ubunt?

I am having hard time to set up KVM. I installed virtual machine manager for QEMU-KVM and I am trying to run it but when I do the network setting, my host machine disconnected of the internet. I am ...
0
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0answers
50 views

Ubuntu 14 KVM host, Ubuntu 16 guest sound battle

I am attempting to get audio fixed on my machine. I am not sure exactly what caused the issue but I now have a battle. I can't get the guest and host sound to work at the same time. The host system ...
1
vote
2answers
14k views

How to check which version of KVM I am running?

I have installed KVM using the instructions given on the wiki. However, when I try to check its version using kvm --version what I get as output is this QEMU emulator version 1.2.0 (qemu-kvm-1.2.0+...
0
votes
3answers
689 views

Error installing Ubuntu 14.04 in KVM

I am new to Linux world so please do not be very harsh with me. I have VSphere in which I installed Centos7. Inside it, I want to install Ubuntu Trusty Thar using Virtual Manager. I created a virtual ...
0
votes
2answers
40 views

CVE-2016-3710 mitigation in Ubuntu 15.04

I have a box running Ubuntu 15.04 for KVM virtualization purposes. As I see, it has run out of support since 04.02.2016. Does it means there would be no official packet updates for mitigating CVE-...
0
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0answers
37 views

Suspend virtual machines on shutdown (Ubuntu 16.04)

I would like to save the state of the kvm vms when the host is shutting down. I think i found a way to do that, but at the moment it does not work correctly. In /etc/default/libvirt-guests i set ...
0
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0answers
40 views

How to insert post-up route parameters in /etc/network/interfaces from automated install?

My problem is as follows : I want to automate the installation of kvm virtual ubuntu 16.04 server in proxmox at generating the right customized iso or the right pxe install and at rebooting I want ...
0
votes
1answer
95 views

xrdp+xfce to install virtual machines in KVM - keyboard does not work

I recently installed Ubuntu 16.04 on my HP DL360. This is my test server for my virtulisation platform for testing. Thus I configured xrdp+xfce for remote access from my windows laptop. So far so ...
0
votes
1answer
107 views

Why can't I see a QXL device in my windows 10 kvm guest

I've been following the instructions here: http://www.spice-space.org/page/WinQXL To try and install the QXL driver on a windows 10 guest on an ubuntu machine with KVM. The instructions mention that ...
0
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0answers
438 views

Can not install kvm on ubuntu 16.04 LTS

I recently installed Ubuntu 16.04 LTS on my laptop. when I tried installing kvm with **kvm-ok INFO: /dev/kvm exists KVM acceleration can be used** and when I tried installing **sudo apt-get ...