Last call to make your voice heard! Our 2022 Developer Survey closes in less than a week. Take survey.

Questions tagged [virt-manager]

The virt-manager is a desktop user interface for managing virtual machines through libvirt

Filter by
Sorted by
Tagged with
0 votes
0 answers
7 views

Forbid LibVirt to pmsuspend

I've VMs on KVM/LibVirt. Some of them hangs after libvirt makes pmsuspend and then I pmwakeup them, and I need to force the reboot of the VM. Is there any way to make LibVirt never to pmsuspend domain?...
user avatar
0 votes
0 answers
48 views

virt-manager's remote-viewer: fails to connect thru SSH tunnel with "incomplete link header (-104/16)

I have a server running libvirtd with QEMU/KVM domains. I would like to access it with virt-manager from a remote machine, for which I open an SSH tunnel and forward a TCP port (libvirtd is listening ...
user avatar
  • 101
0 votes
0 answers
48 views

Bridged Network showing up as 'Unidentified Network' with no internet in Windows Server VM

I have been trying to have Windows Server in a virtual machine. However, I need it to be connected to the host network. After setting up a Bridge in /etc/network/interfaces, the bridge had internet ...
user avatar
0 votes
0 answers
17 views

On virt-manager redirecting iso file as usb dvd

On Fedora 35, I could redirect an iso file under Virtual Machine>>Redirect USB device>>spice DVD(?) selection. However, on a Kubuntu 20.04, I happen to only see real USB devices and not ...
user avatar
  • 1
2 votes
1 answer
53 views

How do you determine the location of a Vagrantfile from virt-manager?

OS is Debian 10, vagrant provider is libvirt. vagrant global-status is supposed to provide information on all vms on a system, but I can see shutoff and running vms in virt-manager that are not listed ...
user avatar
  • 2,099
0 votes
1 answer
229 views

Getting error “libosinfo: Unexpected file type (0)” when trying to create or open VM in virt-manager

I get the following error when clicking “Open” or “Create a new virtual machine” in virt-manager: Error launching details: libosinfo: Unexpected file type (0) Traceback (most recent call last): ...
user avatar
  • 242
1 vote
0 answers
99 views

virt-sandbox error creating an OS container with lxc backend in virt-manager

I am attempting to create an OS container through virt-manager with the lxc backend. virt-sandbox exits without any information on why it fails. Where can I find logs for it? Can I run virt-sandbox ...
user avatar
  • 31
0 votes
0 answers
60 views

why is kvm pool so small

I set up kvm on a fresh install ubuntu server 18.04 on a 1TB disk. There is nothing else on the disk. Whether I use virt-manager or virsh on cli to create a pool, I always get a pool of 3.75GB ...
user avatar
  • 1
2 votes
0 answers
667 views

Repeated loss of network connectivity to QEMU/KVM/virt-manager VM

I'm having frequent network connectivity failures under the QEMU/KVM/virt-manager stack on openSUSE Leap 15.1. I have a single VM running a software firewall, which is losing connectivity every few ...
user avatar
0 votes
1 answer
9k views

KVM-QEMU bridged network not working - guest can only access host

I am trying to configure VMs to act like devices on my LAN, instead of hiding behind the host. This is the tutorial I followed: RHEL8 Network Bridged Interface My router/DHCP is at 10.10.1.254 Host ...
user avatar
0 votes
1 answer
3k views

QEmu and limit CPU clock vor VM

My question is simple. With the help of virt-manager, can I limit what speed should the VM see and use the CPU at? The goal is to test a web application if it runs better on more cores, lower speed ...
user avatar
  • 984
0 votes
1 answer
551 views

Virsh can't detect my new vm

I have a *.qcow2 image from my old OS, it contains Windows 10. Then I copied it to the new OS and tried to install it. I followed the method written here "How to create a new domain from an existing ...
user avatar
0 votes
0 answers
327 views

KVM - Modify from IDE to VirtIO

I imported a CentOS 7 guest from XenServer to KVM. After importing it into KVM the disk bus in use is the IDE. I need to change the disk bus from IDE to VirtIO because VirtIO has better performance. ...
user avatar
0 votes
1 answer
212 views

Preloading shared library with libVirt

I am trying to load two shared libraries while running Qemu using libvirt. To preload the shared libraries I have added an environment variable in the $domain.xml file with the following command: ...
user avatar
  • 103
0 votes
0 answers
80 views

Installation of virt-manager while yum update and yum install rhvm does not work

I have downloaded RHEV-H 4.2 https://access.redhat.com/products/red-hat-virtualization#getstarted (RHVirtualization 4.2 Host and Manager iso). I uploaded the image and installed on an HP G9 server ...
user avatar
2 votes
1 answer
2k views

virt-manager vm console requires password

I have just started learning foreman. I added a KVM host to the foreman as a compute resource. I can now provision VMs from foreman now but I cannot view the console of the VMs that are provisioned ...
user avatar
  • 61
0 votes
2 answers
3k views

Docker inside LXC starting container process caused "apply caps: operation not permitted"

I'm trying to run a Docker container inside an LXC container. However doing so causes me to get the following error: [root@DH-DockerLXC01 alex]# docker run fedora bash docker: Error response from ...
user avatar
  • 369
0 votes
1 answer
903 views

Missing KVM snapshots in virt-manager

I need to resize an image and receive an error when using qemu-img the resize is not supported because snapshots exist. Sure enough, even though virt-manager does not show any snapshots, I see the ...
user avatar
  • 223
1 vote
1 answer
14k views

How I increase GPU video RAM in virt-manager?

I have this text in my XML <video> <model type='qxl' ram='65536' vram='65536' vgamem='16384' heads='1' primary='yes'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x02' ...
user avatar
0 votes
1 answer
76 views

Assigning a single IP address in virt-manager

I'm using virt-manager in Ubuntu 16.04 is there anyway to assign the IP I bought to my VM? The guest operating system is Windows Server 2008 R2
user avatar
1 vote
1 answer
1k views

Using virt-builder to create image

I'm trying to automatically create cloud images using virt-builder. I am using the following command in Centos 7 and it keeps failing. Any idea behind the issue ? # virt-builder debian-9 -o /var/lib/...
user avatar
0 votes
1 answer
262 views

GTK apps no longer render text

I am using virt-manager on Debian Jessie. A few weeks ago, it was working fine for me; however now when I run it, the text does not render correctly. I have tried reinstalling all of the dejavu fonts,...
user avatar
1 vote
0 answers
2k views

USB passthrough not working using virt-manager/qemu

I have created a virtual machine using virt-manager 1.3.2 and wanted to add a USB device. However, the USB device does not show up in the guest (Debian) when using lsusb. In another virtual machine ...
user avatar
6 votes
2 answers
21k views

virt-manager Spice copy paste doesn't work

I have a Debian 9 KVM host runs on a dedicated server. I use virt-manager on my laptop (Ubuntu 16.04) to connect it remotely. Everything works quite well except copy/paste actions between VM's SPICE ...
user avatar
  • 165
1 vote
1 answer
2k views

virt-viewer not starting up correctly

I just installed virt-viewer on RHEL7.3 using yum install virt-viewer and now I am getting below error [root@host ~]# virt-viewer virt-viewer: symbol lookup error: /lib64/libspice-client-gtk-3.0.so....
user avatar
2 votes
1 answer
2k views

virt-manager connect to kvm w/o password

I want to connect my KVM host with virt-manager, but I use pub key for authentication, and I cant skip the openssh-password popup. Is it possible to log in without a password? (i apologize for my ...
user avatar
  • 123
2 votes
1 answer
2k views

Load QEMU Firmware Configuration Device in virt-manager?

Is there a way to load fw_cfg file in virt-manager (v1.4.1)? On the plain QEMU command line I can do it like so: -fw_cfg name=opt/com.coreos/config,file=some/file.json I cannot find equivalent ...
user avatar
  • 338
0 votes
2 answers
1k views

Using virt-manager with seahorse instead of ssh-askpass?

On my Arch Linux virt-manager can not connect remote ssh and tells about installing ssh-askpass. As I wan't to use the gnome default seahorse, I was looking for a solution which I didn't find on the ...
user avatar
1 vote
2 answers
804 views

centos server with virtual machines parent cant connect out but vms work fine

I have a server centos 6.2, it has several vm's using https://virt-manager.org/ the vms work great, no problems. The problem I have is the parent server cant connect out using any protocol. DNS works ...
user avatar
  • 177
1 vote
1 answer
7k views

Error when adding network interface to VM on KVM host using virsh

I'm attempting to script adding a network interface to a centos 6 guest. I know the interface can be set up using the virt-manager gui but it's highly desirable for it to be added as part of an ...
user avatar
0 votes
0 answers
985 views

qemu-kvm ovmf block device passthru

I'm trying to create a new VM (using virt-manager) that boots from an existing block device. I want to pass through the entire device to the VM. Apparently this is easy if you're using BIOS, but I'm ...
user avatar
2 votes
3 answers
2k views

virt-manager: Partioning the available memory

I have a hypervisor which uses kvm and virt-manager to handle the virtual machines. The hypervisor has 6GByte of memory. If I add a new virtual machine I don't know how much memory is still free. ...
user avatar
  • 2,914
1 vote
1 answer
794 views

KVM/QEMU: "Storage parameter error: directory is not managed on the remote host" when importing an existing image from a mounted drive

A server I manage remotely has a KVM/QEMU image stored on a non-os, mounted drive /mnt/drive. When I use virt-manager to import the disk image, I get the following error: Storage parameter error. ...
user avatar
  • 1,497
2 votes
1 answer
2k views

How to explain the machine type concept in the virtualization?

When I was under Debian Wheezy, virt-manager created virtual machines with the "pc-0.12" machine type. Since I am under Debian Jessie, virt-manager creates virtual machines with "pc-i440fx-2.1" ...
user avatar
  • 133
0 votes
1 answer
1k views

Edit /etc/resolvconf/resolv.conf.d/base in Centos 7 -- qcow2 image

My qcow2 image uses local nameserver, 192.168.122.1 which is not working for reasons unknown. So, I tried to use guestfish and edit the file /etc/resolv.conf to add nameservers, 8.8.8.8. This doesnt ...
user avatar
5 votes
2 answers
54k views

probing EDD boot message stays for ten minutes on centos 6.6

I am trying to bring up a Centos 6.6 qcow2 image on my virt-manager. Booting from Hard disk.... Probing EDD (edd=off to disable)... ok The guest machine stays with the above message for near ten ...
user avatar
1 vote
2 answers
639 views

Can libvirtd be used without kvm?

I wanted to try libvirtd with virt-manager (I wanted to test migration.) on a virtual machine (without nested virtualization support enabled, so no kvm...), and I expected it to work (and use full ...
user avatar
1 vote
1 answer
968 views

Is it possible to install virt manager in client mode?

I have a KVM server (updated to Ubuntu 14.04) for several years now, that I handle distantly with virt-manager under different Linux flavours. I recently formatted and reinstalled my main workstation ...
user avatar
  • 133
0 votes
2 answers
2k views

Is it possible to add an os variant to the virt-manager list?

I just installed RHEL 7.1 on a server. I'm using it to study for the RHCSA/RHCE exams. One of the steps in the study guide is to install a VM through virt-manager using installation media on an FTP ...
user avatar
  • 415
0 votes
1 answer
1k views

Ubuntu Trusty: virt-manager performance over WAN... 40+ secs freezes

I'm using the virt-manager GUI 0.9.5-1ubuntu3 on my laptop running Ubuntu 14.04 against a server located some distance away (same OS) and getting rather unpleasant performance. Laptop-server pings ...
user avatar
  • 297
-2 votes
1 answer
95 views

virt-manager gui default values customization

Is it possible to configure virt-manager (libvirt) so that when an operator opens the GUI to add a disk, the default value for "Cache mode" is "none"?
user avatar
  • 11
2 votes
1 answer
7k views

Installing a Windows guest with virtio in a single step (Debian)

I am trying to create a Windows 7 (32bits) with virtio disk and network in a single step using virt-manager. I've been trying to follow the step-by-step procedure here. However there is no such ...
user avatar
  • 177
1 vote
1 answer
2k views

Changing qemu/libvirt default gateway IPv4 IP to something other than x.x.x.1/24

General info: I have a KVM-libvirt/qemu running on ArchLinux; 3.18.2-2-ARCH ls | egrep -i 'libvirt|qemu' libvirt-1.2.11-1-x86_64.pkg.tar.xz libvirt-glib-0.2.0-1-x86_64.pkg.tar.xz libvirt-python-1.2....
user avatar
1 vote
1 answer
397 views

CoreOs VM getting deleted after shutdown on libvirt

I installed CoreOs on libvirt using link https://coreos.com/docs/running-coreos/platforms/libvirt/. The VM is also showing inside Virtual Machine Manager and working fine. The problem is once I ...
user avatar
  • 121
1 vote
1 answer
4k views

How to allow non root user to access libvirt remotely on Centos 6 [closed]

Default configuration according to documentation (sic!) requires root access to remote host. How to enable user access? Remote management with SSH
user avatar
  • 129
1 vote
0 answers
117 views

Virtuall Manager : CentOS Guest Install Garbled Text

I'm trying to install CentOS 6.5 with virtual manager but the menu is garbled. Host machine is running on Debian Wheezy. Thank you in advance.
user avatar
2 votes
1 answer
4k views

Is it useful to deploy OpenStack to a single node?

Due to several limitations and only few and expensive offers of Windows-based dedicated servers, I thought about renting a Linux server instead and running even multiple VMs on that server. I thought ...
user avatar
  • 135
0 votes
2 answers
1k views

SSH to VM rejecting password, works from virt-manager console

First of all, I'm sorry if there is a duplicate post somewhere. I searched for a while but none of the posts I found fixed my problem. It's fairly annoying. I created a new VM on our network and when ...
user avatar
2 votes
1 answer
2k views

virt-viewer slower than virt-manager when viewing

I've got a thin client server in which I have a few VM's for users under KVM which I manage through virt-manager. What I've noticed is if I start a VM guest on a thin client using the command 'virt-...
user avatar
  • 59
2 votes
3 answers
39k views

virt-install KVM "Cannot open display "

So I am trying to create a VM using KVM (on CentOS 6.3) and the command I use is as follows: virt-install --connect qemu:///system --virt-type kvm --name ffVM32 --ram 1024 --disk path=/home/...
user avatar
  • 688