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
73 views

Where do I log bugs and ask for help for libguestfs on ubuntu?

I'd like t o know where to get help using libguestfs on ubuntu. The libguestfs project page is hosted by redhat. I'm trying to use guestfish on a qemu VM. I can initiate the CLI console but ...
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0answers
32 views

Why does the truncate command on Ubuntu creates disks bigger than normal qcow2 files?

When I use truncate to create a virtual disk (to be used by virt-manager VMs), the result is as big as the setting I set (e.g., 50 GB). But normally virtual disks (e.g., qcow2 files) don't displace ...
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20 views

How do I manage partitions on an Ubuntu VM of an Ubuntu host?

I am running virt-manager on Ubuntu. I have a qcow2 file that I use to create VMs. The VMs work. When I log into the VM, I see no evidence the hard disk has more than 16 GB. When I log into the ...
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0answers
138 views

MAAS KVM nodes commission timesout

So, I have set up MAAS and several KVM and Qemu VMs. When I add them as nodes, they start up during commissioning but then the attempt times out. Here's the line from the MAAS log: [ERROR] test: ...
3
votes
1answer
4k views

How to take advantage of VirtualBox paravirtualization in an Ubuntu guest?

I have an Ubuntu 14.04.3 (with linux-generic-lts-vivid (3.19) kernel) 64-bit host, and a VirtualBox guest with the same OS and configuration. The host has an AMD A10-7800 CPU. If I enable the KVM ...
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0answers
160 views

virt-install - internal error: process exited while connecting to monitor, symlink to /var

TLDR: when contents of /var is stored in a normal directory, virt-install works. When /var is a symlink pointing somewhere else, virt-install breaks. New installation of Ubuntu 14.04. 2 logical ...
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0answers
123 views

VmWare installation: Unable to build kernel headers

I am not able to install VMWare on 32 bit Ubuntu 14.04 Method 1 I tried 1.I first installed the build-essentail, linux headers. 2.Downloaded the bundle file 3.Run the sh for bundle 4.Removed the KVM ...
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0answers
100 views

Unable to run Two android Emulators in Ubuntu

I am using Genymotion android emulator and I am able to use it correctly , Now my question is that I am unable to run 2 android emulator simultaneously(parallel) from android studio , and I am using ...
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0answers
175 views

nested vm failed to boot with “KVM: entry failed, hardware error 0x0”

Trying to create a nested vm with virt-manager. vm stuck at paused state. From instance log under /var/log/libvirt/qemu/, I see following errors. Anyway to get around this? KVM: entry failed, ...
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0answers
143 views

Installing vagrant-libvirt on Ubuntu 15.04 fails

I'm experiencing a strange issue when installing vagrant-libvirt plugin. When running vagrant plugin install vagrant-libvirt I get the following error: http://pastebin.com/fLx6Uzhq Some had ...
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0answers
619 views

virt-manager won't work because of Gtk-critical messages

I am running Ubuntu 14.04. I connect to it from my Windows 7 server. I have Xming installed on my desktop. I use Putty or MobaXterm to connect to the Ubuntu server. When I run virt-manager, I get ...
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0answers
103 views

virt install does not accept multipe extra-args

virt-install says the second argument is unknown as soon as I add a second or more arguments. It doesn't matter in which order the arguments are - the first one is always accepted. It seems ...
0
votes
1answer
443 views

How to install guest os (ubuntu server) in kvm without vnc?

I'm absolutely new to KVM/QEMU. I used HyperV for a long time - but that was easy with a simple GUI ;) So I've ssh access to a headless ubuntu server with kvm. Now I want to install another ubuntu ...
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0answers
67 views

Read config /etc/qemu/ich9-ehci-uhci.cfg: Permission denied

I am running Ubuntu 14.04 and am trying to get USB Autopassthrough to work. As per instructions here: https://fedoraproject.org/wiki/Features/UsbNetworkRedirection I added: <qemu:arg ...
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0answers
15 views

How do I install virt-manager from a .tar.gz file? [duplicate]

How do I install virt-manager from a .tar.gz file? I used the tar -zxvf file.tar.gz command. But when I use virt-manager --version, I see the old version. I think if I use the apt-get command, the ...
-1
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1answer
234 views

virt-manager is not working on Ubuntu; there is no pop-up

I'm trying to use virt-manager (0.9.5) on an Ubuntu server (version 14.04). I can connect to the Ubuntu server. I connect to the Ubuntu server via Putty, TurboVNC, or via the IP Management Interface ...
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0answers
115 views

Ubuntu 14.04 Desktop libVMi installation error

In Ubuntu 14.04 I install KVM and successfully created Win 7 guest, Info: Kvm version: QEMU emulator version 2.0.0 (Debian 2.0.0+dfsg-2ubuntu1.19), Copyright (c) 2003- Now I am following this link ...
1
vote
1answer
823 views

Using OVMF on Ubuntu to build a gaming virtual machine

Recently, I bought a new VGA Card, and I decided to create a system that sometimes in the past I've tried to build without any success: a Linux system with a VGA Pass through setup. In this setup, I'd ...
0
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1answer
39 views

KVM Bridged network not working for 2 guests

I have a bridged network setup and working, following the guides https://help.ubuntu.com/community/KVM/Installation and https://help.ubuntu.com/community/KVM/Networking My setup is similar to ...
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0answers
14 views

How to list VMs in KVM by creation and/or last use day

I am struggling to find the CLI command in order to list the VMs in Virsh by their creation and/or last use day. Any ideas ?
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0answers
900 views

HW virtualization in VMware (KVM - Android Studio)

First question on this forum. I'm fairly new to linux/ubuntu but I'm starting to get the hang of it, and so far I love it! :-) I should probably start off by saying that I'm running Ubuntu 14.04 in ...
0
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1answer
451 views

How do I get Ubuntu Snappy started using KVM?

I'm trying to get a virtual image of Snappy started using KVM. Launch Snappy locally with KVM on Linux Found a nice and simple howto Launch Snappy locally with KVM on Linux Completed the following ...
4
votes
1answer
2k views

How do you install the VirtIO HDD drivers for KVM on Windows 7?

I'm trying to install Windows 7 64-bit on KVM. I created a VirtIO HDD in virt-manager, and connected the driver ISO from here. The only drivers I see for storage are for Windows Server 2008, and 2008 ...
0
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1answer
262 views

How to create multiple VNICs on kvm?

I have installed kvm on ubuntu, and created a virtual machine. I want to create VNIC s on the same. How can i do that.?
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0answers
463 views

block bitmap and bg descriptor inconsistent

The error : [Sun Sep 6 11:15:56 2015] EXT4-fs error (device dm-0): ext4_mb_generate_buddy:757: group 113, block bitmap and bg descriptor inconsistent: 34 vs 33 free clusters [Sun Sep 6 11:15:56 ...
0
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1answer
107 views

Maximum resolution problem when external monitor is connected via KVM Switch

I use a laptop with Ubuntu (15.04) and output on monitor (LG E2240). Everything is OK, the maximum resolution is 1920x1080 ( the maximum resolution supported by the monitor). When I connect a KVM ...
1
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2answers
359 views

cannot create a virtual machine in virt-manager [closed]

I got the following message when creating a virtual machine in virt-manager: Error launching manager: 'NoneType' object has no attribute 'get_default_storage_format' Traceback (most recent call ...
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0answers
294 views

“Openbox-Message: A window manager is alredy running on screen 0”

I have a problem with creating a remote graphical connection to my Ubuntu 14.04.1 LTS server (GNU/Linux 3.13.0-32-generic x86_64). I've already tried everything I can find on google and forums. I ...
1
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1answer
128 views

PCI GPUs have the same device ids. Why?

I've got two R9 280's installed in my system. In Ubuntu when I run lspci -nn both the cards have the same device id. Example Output: 01:00.0 Example GPU 1 [8080:aa68] 04:00.0 Example GPU 2 ...
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0answers
409 views

Keyboard and Mouse Sharing Software that isn't Synergy

I have two Windows machines and one Ubuntu machine that I want to control with one keyboard and mouse. Synergy works half way for this, but since the Linux machine has two monitors and Synergy doesn't ...
0
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1answer
27 views

How to install an application without some dependencies?

I want to install Multisystem: wget -q http://liveusb.info/multisystem/depot/multisystem.asc -O- | sudo apt-key add - sudo apt-get install multisystem But it automaticly installs Qemu/Kvm and ...
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0answers
25 views

Lost mouse scroll support after switching between 2 PCs (KVM switch)

I have two PCs one has Windows 7 and second Kubuntu 15.04 64bit. Both connected through ATEN CS-62U switch (some info also here) to display, mouse and keyboard. Mouse is: Bus 001 Device 016: ID ...
0
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1answer
519 views

Installing kvm /dev/kvm missing

I'm trying to install kvm extensions in my computer. I'm following this guide KVM installation KVM is not available in my machine and I have a 32 bits one. rocio@rocio-laptop:~$ sudo ...
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0answers
86 views

KVM install error

I am trying to install KVM on ubuntu 14.04, but using sudo apt-get install qemu-kvm qemu virt-manager virt-viewer libvirt-bin but getting the error E: Failed to fetch ...
0
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1answer
254 views

Connect to internet on Ubuntu Server running on qemu virtaul machine

I am running Ubuntu server in a Qemu VM. The /etc/network/interfaces contents look as follows: #The loopback network interface auto lo iface lo inet loopback #The primary network interface auto ...
0
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1answer
78 views

Low internet speed when adding bridge interface

I added a bridge interface using virt-manager. /etc/network/interfaces: auto lo iface lo inet loopback auto eth0 iface eth0 inet dhcp auto br0 iface br0 inet dhcp bridge_ports eth0 bridge_fd 0 ...
1
vote
1answer
208 views

VMs can't ping each other

I have created two virtual machines in virt-manager. All machines (host & guests) run Ubuntu 14.04. Host machine has two NICs. eth1 is used by host. Virtual Network Interface for each VM/guest ...
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0answers
92 views

KVM QEMU running desktop environment

Is it possible to install KVM QEMU as a bare metal system and then run a desktop environment distro like Ubuntu Gnome as a virtual machine from a USB flash drive? I like to create a portable system ...
0
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0answers
307 views

Open NAT Port on Libvirt Virtual Machine

I am currently running a Xen Hypervisor underneath Ubuntu 14.04 Desktop. On the host machine I am running a guest VM for Windows 8. From what I understand, In order to be able to receive incoming ...
0
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0answers
224 views

KVM Bridge DHCP - Connection on Host drops - Same IP address for br0 and eth0

I'm trying to create a bridge for a vm in Ubuntu 14.04. My original /etc/network/interfaces file looked like: auto lo iface lo inet loopback auto eth0 iface eth0 inet dhcp And after modifying it, ...
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0answers
226 views

What is the cloud image default login?

I downloaded ubuntu-14.04-server-cloudimg-amd64-disk1.img and create a VM from it using virsh. It boots up fine and I get its IP address except that it looks for a configuration server. However it ...
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0answers
123 views

Using a Virtualbox qcow VM in kvm Virtual Machine Manager

I am able to run a qcow disk image on Ubuntu 14, by issuing the command line kvm -m 512 -usbdevice table -hda MyVM.qcow The qcow VMs were created with VirtualBox. However, if I launch Virtual ...
1
vote
1answer
118 views

How can i access my ubuntu server (with GUI) on another computer

How can i access my ubuntu server (with GUI) on another computer? I have ubuntu server on my server but I just installed ubuntu desktop to so I have a GUI to use. How can i use this GUI from my ...
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0answers
277 views

Virt-manager vga passthrough windows 8.1 BSOD

Environment: Ubuntu 15.04 with current packages. HD4600 for host, 980ti blacklisted and connected to 2nd screen. Windows installed without passthrough, later added PCI pass in virt-manager, ...
0
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1answer
741 views

libvirt kvm hidden state fail to validate

Ubuntu 15.04 Fresh new installation so all packages are up to date. Trying to edit libvirt xml file. Using $ sudo EDITOR=gedit virsh edit win81 Added <kvm> <hidden state='on'/> ...
0
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1answer
177 views

Error building a VM

My system: #uname -a Linux hostname 3.13.0-57-generic #95-Ubuntu SMP Fri Jun 19 09:28:15 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux I am trying build a VM ( ...
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0answers
23 views

How to change the KVM scheduling option after an experiment which disable some physical CPU?

I have experienced a problem with KVM during an experiment in which I have disabled some physical CPUs, which are subsequently reactivated. The problem is that after the restart of the CPUs, the ...
1
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0answers
96 views

pci-passthru in Ubuntu KVM 14.04.2 on ppc64el

I'm working on Ubuntu 14.04.2 for ppc64. Is pci passthrough work on this version? We're using Mellanox nics. pci-assign: echo "0006:01:00.0" > /sys/bus/pci/drivers/pci-stub/bind ...
1
vote
1answer
646 views

I have an OpenWRT VM connected to the WAN, how do I connect client VMs to the OpenWRT LAN using it as a gateway?

I'm trying to setup a lab in KVM on my Ubuntu Linux machine. My goal is to create a test lab in which I can test the configuration of my physical router for my home network, before moving it into ...
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0answers
90 views

Why arn't LXC instances registered in MAAS DNS?

Using the machine tab of the juju-gui charm, I can add LXC instances without deployed charms on them. I'm not confident enough with the idea, that on a high abstract level of a machine, there is any ...