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Questions tagged [virt-manager]

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

0 votes
0 answers
31 views

Does the Qemu version stated in the VM settings affect features and/or performance? [closed]

I run a Windows 10 VM in Virt-Manager. In the VM settings there is a variable that on my arch distro, it says machine='pc-q35-9.0' but on other distros, it has a lower version, such as pc-q35-7.2 ...
0 votes
1 answer
865 views

Windows VM works from QEMU CLI but produces BSOD from virt-manager

Overview I have a Windows 7 virtual image that I can successfully spin up using the following qemu command in the terminal: qemu-system-x86_64 -m 4096 -boot d -enable-kvm -smp 2 -net nic -net user -...
0 votes
2 answers
12k views

I am facing problems loading and running the KVM due to the virt-manager on kali linux in windows 10

I used ''' sudo apt-get install qemu-kvm libvirt0 virt-manager libguestfs-tools ''' While trying to install metasploitable 2 and the surrounding functions from https://www.kalilinux.in/2020/09/...
0 votes
0 answers
43 views

How can I create a VM in virt-manager that can access the internet through the host but can't even see the host or other devices on the LAN?

I want to create a VM for testing purposes -- questionable websites, files that could be infected with a virus, etc. So I want to create a VM and that VM should be able to access the internet but it ...
0 votes
2 answers
416 views

virt-manager: Can't make a sparc64 vm

OS: Ubuntu 20.04.3 virt-manager version: 2.2.1 Whenever I go to make a sparc64 vm I get this error message Unable to complete install: 'internal error: process exited while connecting to monitor: 2021-...
21 votes
6 answers
32k views

No Auto Resize with SPICE and virt-manager

I've setup a VM that works great except for the auto resize functionality which seems to be inconsistent. I've got it randomly working a few times but it also randomly stops working. It's currently ...
0 votes
2 answers
4k views

KVM GPU Passthrough Nvidia Error 43

I have a Dell Latitude E6530 laptop with Optimus graphics (Intel/Nvidia) and I am attempting a dGPU passthrough that I have read countless articles and forum threads about trying to overcome this ...
27 votes
1 answer
18k views

What is the difference and relationship between kvm, virt-manager, qemu and libvirt?

I investigated this topic and here are my conclusions (But I still have questions. And please correct me if I made any mistake in my conclusions): VMWare: VMWare developed its VM Hypervisor SW in 1999,...
2 votes
0 answers
517 views

KVM/QEMU Extra mouse features

I have Windows 11 VM running on a Debian host. I am using virt-manager to configure and use the VM. Does anyone know how to get the mouse back/forward buttons and horizontal scroll to work when ...
2 votes
0 answers
219 views

How can I prevent certain keys (e.g. Super/Win) from being passed through to a qemu guest?

I am running a Windows 10 guest under Linux using qemu / virt-manager. All of my WM shortcuts in X use the super (windows) key. I don't really need that key for anything inside the Windows VM. Is ...
0 votes
0 answers
45 views

VirtManager, guest pause/save->resume, cannot RDP into guest

If relevant, the guest is using "Macvtap device" as the "Network source". It seems that if I apply "pause" or "save" on the Windows guest, and then resume it, I ...
1 vote
1 answer
2k views

Getting "can't connect to default" error on shutdown after installing virt-manager on Debian

I am running Debian 12/Bookworm with KDE Plasma. Ever since I installed virt-manager I am getting the following message when rebooting. It sits here for 30+ seconds before it continues with the boot ...
0 votes
2 answers
278 views

Shutdown VM when graphical console is closed

I have a Debian 12 VM with QEMU/KVM as hypervisor and Virt-Manager as a frontend and SPICE for graphical output. The purpose of this VM is to be used interactively and so I'd like not to leave it ...
2 votes
0 answers
3k views

How do I get a multi-display virgl 3D accelerated QEMU VM on a NVIDIA card in virt-manager?

I've managed to get virgl 3D acceleration running in QEMU/KVM, and now I want to see if I can get it running with multiple displays. However when I add more heads to the Video Device Display 1 is ...
1 vote
0 answers
174 views

Unable to split USB devices to Different USB Busses. Is this a hardware issue or Linux issue

I have i9-13900k CPU running on Asus Z790 MB. When using lsusb. I found out that every USB device is assigned to BUS 1. It does not matter which USB port I use on the computer. I would like to Split ...

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