Questions tagged [libvirt]
toolkit and library for managing virtual machines and containers
152
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QEMU-KVM VM freezing the host machine when using Nvidia gpu PCI passthrough
I have intel integrated graphics and nvidia 1650 mobile graphics card. I am loading my xorg server only using the integrated GPU. The NVIDIA GPU loads which nvidia driver on boot. I have libvirt hooks ...
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10
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Libvirt/QEMU using real drive, showing virtual data in VM
I'm using a real drive as my windows 11 VM drive in libvirt using QEMU. This is working fine, however, when I open task manager, the drive shows as "QEMU HARDDISK", and shows up as an HDD (...
- 11
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51
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Arch AMD GPU Single GPU passthrough detatch script results in black screen
I've succeeded in setting up my windows 11 VM for single gpu passthrough, however, when stopping the vm, my screen remains black. I'm using arch linux.
start script: (working)
set -x
source "/etc/...
- 11
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32
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How to set up IPv6 NAT in libvirt open forwarding mode?
libvirt can do IPv6 NAT by itself in NAT forwarding mode if you give it the ipv6='yes' attribute. But that adds a bunch of firewall rules and I don't want it mucking up my already existing firewall ...
- 121
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72
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How can I make virt-install boot from a keydrive/usbstick image?
virt-install 4.1.0 on nixos 23.11
I am trying to install from a memory stick image with the following options:
opt=(
--name pfsense
--ram=4096
--vcpus=4
--os-...
- 196
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55
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How to automatically assign proper IP addresses in libvirt network
Trying to make a virtual network that contains a single VM. Packets are routed through the host with <forward mode="route" />.
I've read a bunch of stuff online and AFAIK it comes down ...
- 121
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75
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Use firewalld to block some docker Application
i have a virtual machine (libvirt) running docker and some application on it. Some applications should not accessed from the host system but they need to be accessed from the docker host. So i tried ...
- 1
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25
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Bridged network with ips not in the same subnet
My problem:
I aim to configure multiple guest machines managed by libvirt to connect to a single bridge. These guests must utilize IP addresses provided by my hosting provider, which may not belong to ...
- 101
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22
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SSHFS perms with Qemu/Libvirtd
So, what I'm doing may seem stupid, but.. I have a NAS, of which I'm SSHFSing onto my main user, "User" (1000:1000)'s /home/user/NAS. From there, I'm trying to run Virt-Manager as sudo, and ...
- 39
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1
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185
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How to set up port forwarding to guest VM using iptables
I am trying to do a proof of concept for port forwarding to a libvirt guest server.
The following are the variables I use for generalization:
port=500 # Arbitrary port, for proof of ...
- 115
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41
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How to restrict user to only certain domains with qemu:///session libvirt wtihout polkit?
How can I restrict users to starting user mode vms to specific domains? I don't want to use polkit for this, but I'm not sure it can even be used for delegating access to users running executables ...
- 1
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64
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How to configure user mode networking via xml in virt-install
I want to specify options for user mode networking such as port forwarding, smb share, dhcp, etc... with virt-install. I don't see a way to configure this via command line except for the default basic ...
- 1
1
vote
1
answer
131
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VM UEFI firmware does not recognize SCSI devices
I am creating a virtual machine using virt-manager. I've set the firmware to UEFI, and changed both the virtual disk and CD drive to use VirtIO SCSI, instead of the default virtio-blk disk and SATA CD ...
- 523
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72
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libvirt: Conflicting DNS updates from dnsmasq (DHCP) when having multiple interfaces
For my guests I provide three networks, vtunnel0, vlocal0 and a bridge to the physical NIC of the server:
<interface type='network'>
<mac address='30:00:7b:6b:bb:10'/>
<source ...
- 177
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90
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Libvirt guests on isolated network cannot ping each other
I am trying to create a network with following topology. Because I need a custom Gateway and the network is small, I do not want to use DHCP on the isolated network.
┌─────────────────┐ ...
- 13