All Questions
Tagged with virtual-machine linux-kvm
114
questions
0
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answers
31
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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 ...
1
vote
1
answer
151
views
VirtualBox can't operate in VMX mode
Recently, I tried to use VirtualBox and got this error,
VirtualBox can't operate in VMX root mode.
Please disable the KVM kernel extension, recompile your kernel and reboot.
(VERR_VMX_IN_VMX_ROOT_MODE)...
- 13
0
votes
0
answers
42
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 ...
- 408
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34
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same ip range and subnet in 2 different bridges
I am trying to create 2 different virtual networks in the same ip range (not using NAT) in virt manager.Doesn't work with the gui or editing the xml of the new virtual network . Is the best way to ...
- 1
1
vote
0
answers
167
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AMD GPU pass-through doesn't work on Windows 7 (even though NVIDIA works)
I have a multi-gpu VM setup (Nvidia GTX 970 and AMD RX 6600) with Windows 7, Windows 10, macOS virtual machines. I pass GPU directly to a guest operating system (isolate from host-os and pass them ...
- 180
0
votes
1
answer
3k
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How to Reach QEMU VM's with IP Address (Optionally Static)?
Situation
I have two QEMU KVMs (named master and worker, respectively) running on my laptop. The VMs use the headless server edition of Ubuntu 22.04, and the laptop is running Mint.
Goal
I want three ...
- 101
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0
answers
754
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Dramatic difference in network performance between multiple KVM virtual machines, accessing a bridged physical interface
I have noticed a very peculiar difference in network speeds for the 3 VMs I have created. For one VM the network works without any issues. For the next the packet loss is between 50 and 100%, usually ...
- 735
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1
answer
1k
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How to run qubes os on KVM
Is there a way to get Qubes OS working in KVM, it freezes short after into boot, I tried to boot into new kernel but result is still the same.
4
votes
1
answer
3k
views
Can I get more screen resolution options for a QEMU virtualized Windows using a VirtIO graphics card?
When virtualizing e.g. a Windows 10 installation with QEMU and using the default graphics card (with no command line option set), it shows up as a "Microsoft Basic Display Adapter", and one ...
- 165
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401
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Wininet.dll repeatedly causes explorer.exe and dllhost.exe to crash
I am using SUSE's Harvester to run virtual machines (It uses KVM). Using that, I created a virtual machine with a Windows 10 Pro installation (22H2).
Today when I restored the vm from a VM snapshot, ...
- 433
3
votes
0
answers
4k
views
Virsh doesn't list virtual machines
On arch, I set up a number of VMs using virt-manager. My user is part of the libvirt group, and I can access virsh, but virsh list without root access doesn't list the VMs I created:
$ virsh list --...
- 1,472
0
votes
1
answer
7k
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VirtualBox 6.1x: How enable 'Enable Nested VT-x/AMD-V' to enable 'KVM virtualization'?
Using VirtualBox 6.1.36 - in 2 different laptops with Windows 7 and 10 Home - the guest is Ubuntu Desktop 20.04 - I have the following situation about Docker:
Docker Desktop remains stopped on Ubuntu ...
- 341
2
votes
0
answers
5k
views
KVM guest connected to bridge can only communicate with host
UPDATE:
Changed host from mint to ubuntu now it works fine
I have a linux mint host machine with a network bridge with a static IP Address. Here is the bridge:
I have an Ubuntu guest created in ...
- 121
3
votes
1
answer
11k
views
virt-manager fails to initialize EGL render node for SPICE GL with NVIDIA proprietary drivers
I have virt-manager on a Fedora Workstation 26 host.
I have set up a Virtual Machine with Windows 11 Educational.
I have a Spice display server, with Listen Type set to “None”, and OpenGL set on with ...
- 411
2
votes
0
answers
740
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libvirt and hotswappable single USB port with virt-manager - almost there?
Description
USB not visible on Debian guest. I cannot see anything obvious from the logs but because I do not have much virtualisation experience I assume I missed a step in the configuration, ...
