Questions tagged [virtualization]
Virtualization is the process of using software to emulate an entire computer, in which "guest" operating systems can run.
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How to run multiple instances of Windows Sandbox at the same time?
When I try to run more than one instance of Windows Sandbox, then I get the following error:
Only one running instance of Windows Sandbox is allowed
Is there a way to overcome this limit? I want to ...
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How do I increase the storage size in Windows Sandbox?
By default, Windows Sandbox runs with only 40GB Storage Space which really isn't a lot:
Is there a way for me to increase the storage size? I'd like to at least double it to 80GB.
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Error 43 with Nvidia card in passthrough, not the usual suspect
My video card is returning an error 43. It's an Nvidia Geforce 1060. I have never bothered to remove any of the passthrough workarounds I have amassed over the years, so it's not related to the ...
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VirtualBox RDP Connection Not Working
I have 2 PC's, one running Windows 10 Home, the other running Ubuntu 24.04 LTS. On the Ubuntu machine I have VirtualBox installed, and I am running a Kali Linux virtual machine. I cannot connect to ...
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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 (...
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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/...
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Hyper-V VM does not use all the EPYC 7543P CPU power
I have a DELL server with an AMD EPYC 7543P 32-Core Processor.
I run Hyper-V as VM Hypervisor on a Windows 2022 server OS.
All is working right on the Host but the VM are not able to use all the power ...
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Unable to install any distros under WSL / Hyper-V
I have a newer machine that previously ran VMs without any issue, trying to install WSL and run Ubuntu and it fails, I think WSL might be hosed anyway and tried to reinstall. All updates installed. ...
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Virtual Machine Platform (and possibly WSL also) not working with Podman
OS: Windows 10 Home (19045.4412)
I am trying to get Podman up and running to work with containers. Here is what it is showing me. I am focusing on the Virtual Machine Platform for now, and I will ...
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Process for Accessing QEMU Guest on Linux Host
What is the best way to port forward to a QEMU Guest so that one may access it remotely via specific port?
I was looking to set this permentently and i cannot find a reasonable source on google that ...
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NCQ support on paravirtualized disks
Do paravirtualized disks in VMware, VirtualBox, XEN or KVM support NCQ ?
Is this dependent on the underlaying physical disk (NCQ support passed through virtualization with the same queue depth as the ...
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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-...
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How Can I Retrieve Information from Orphaned `.avhdx` Files When No Corresponding Hyper-V Checkpoints Exist?
I'm working with Hyper-V on a Windows system and have encountered an issue with some .avhdx files in my C:\Users\Public\Documents\Hyper-V\Virtual hard disks folder. These files appear to be different ...
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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 ...
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VM in QEMU does not recognize virtual size, reports "no space left on device"
I start with the latest Debian cloud image, and make a copy for my VM.
❯ cp debian-12-nocloud-arm64.qcow2 kthw-jumpbox
❯ qemu-img info kthw-jumpbox
image: kthw-jumpbox
file format: qcow2
virtual ...
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/dev/kvm in guest Ubuntu running on a Windows host with hyper-v enabled
My question is an extension of this. Basically I enabled "Hyper-V" and "Windows Hypervisor Platform". I did this because I will create a new VM in hyper-v that has GPU passthrough ...
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non-unicode fonts displaying as gibberish in Windows 10 guest running in qemu
I have a Hebrew app that uses non-unicode fonts, and when I run it in my Windows 10 guest, which is managed by virt-manager, it started displaying gibberish, although it used to work right. I tried ...
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Running into kvm_amd error while attempting to run Docker and a VirtualBox VM at the same time on Ubuntu
I'm trying to run a Docker Container for Graphite and a VirtuaBox VM for Home Assistant OS, yet I'm running into an issue with kvm_amd while trying to start a VM with Docker running:
VirtualBox can't ...
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Get Gnome Boxes to recognize guest created in Virt-manager
I have a Windows 10 guest that I created in Virt-manager, it has a qcow2 virtual disk that is stored in a non-default location. It is actually on a different partition altogether.
How can I get Gnome ...
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Why does Virtual Box freeze on "Starting Windows" screen on macOS Catalina 10.15.7?
I have macOS Catalina 10.15 and I installed VirtualBox v7.0 to run Windows 7 x64 (and windows10 x64). When I boots it hangs at "Starting Windows" screen. Screenshot below.
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How to run a 68000 binary (68376 binary) on a modern version of embedded Linux?
We are developing an embedded product, using Yocto Linux on an ARM architecture, a STM32 from ST.
For the current release, we aim to re-use, as quick and dirty as possible, the code originally written ...
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GPU passthrough /DDA for RTX 4080 for Windows guest on Hypervisor-V
I have an Nvidia 4080 RTX 12GB, in an laptop installed on windows 11 pro with 13900 CPU and 64 GB Ram. The CPU also has integrated Intel xe graphics. I tested in Vmware workstation 17 pro graphic ...
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Windows 10 on an old VAIO. Hypervisors?
A classmate asked me to try to restore an old Sony Vaio laptop to working condition.
It's a VPCEE2E1E (model PCG-61611M) which originally came with Win7 Home and a built-in licence. The HDD is ...
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Installing VirtualBox in linux via a script with also includes signing kernal modules
I have a linux VM (ubuntu 20.04) with secure boot settings active. Basically I need to install virtualBox and then create multiple VMs via virtual box via script only. No manual intervention should be ...
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216
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How to Share a Single GPU Among Multiple VMs with Parsec Connectivity?
I've managed to set up my HP Z4G4 workstation tower so that multiple guest VMs can share a single Quadro P4000 GPU. This was achieved by utilizing the scripts from the “Easy GPU PV” project found on ...
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Fedora Virtualbox VM machine when clicked, details UI not visible
I am in Fedora and I have installed virtualbox latest, earlier it was showing the UI of a VM when I click on it but later on , I initiated File manager and now I can only see below components on the ...
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Intel Virtualization hidden in BIOS
I am trying to enable virtualization on my Debian system. The command
sudo modprobe kvm-intel
fails with Operation not supported error.
Processor: Intel Xeon E31260L
Motherboard: Intel Serverboard ...
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Containerized applications and hardware resources
Linux user here. With increasing frequency, I am considering using containerized applications for several applications, mainly to avoid dependency problems and stressful reinstallations in a hurry.
In ...
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How do I image the beginning portion of a drive with qemu-img convert? (Similar to using dd count=)
I have 500 GB (~475 GiB) SSD that I want to image with qcow2. I plan on following this example on moving the Windows installation to a Qemu/KVM VM. I shrunk the ~470 GiB bitlocker root partition to ...
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Virtualisation options on M1/M2/M3 Mac running macOS Sonoma [closed]
I am in need on virtualizing apps on Mac ARM running Sonoma.
As Parallels is out of the question due to restrictions on my end, I am in need of using another option.
VMWare's "player" doesn'...
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multipass - launch failed: cannot connect to the multipass socket
I snap installed multipass on Debian 12 Linux (bookworm) - that was a fun task in itself. However, when I try to multipass launch --name myVMname, I get:
$ multipass launch
launch failed: cannot ...
- 3,555
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I can't for the life of me get networking to work on a linux kernel + busybox. (QEMU/KVM)
I have this little experiment lab system that i made in QEMU (just for fun).
The system consists of the linux kernel + busybox. Most of the system seems to work pretty alright now and i can do most of ...
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Horribly unresponsive Ubuntu virtual machine in VirtualBox on Windows 11
I have installed an Ubuntu 22.04 LTS virtual machine into VirtualBox running on
Windows 11 host. This is on an Intel Alder Lake CPU with separate
performance/efficient cores (2 P-cores with ...
- 2,044
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Remove device that was added to qemu/kvm without a short id
I have a KVM virtual machine that I would rather not restart. A USB device was added to it using the qemu monitor device_add command without specifying an id. I want to unplug the device so it can be ...
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Pass Through Multiple GPUs to Virtual Machine with Hyper-V
I followed this tutorial to try and pass through GPUs to a Hyper-V virtual machine:
https://www.youtube.com/watch?v=XLLcc29EZ_8
My system has two NVIDIA 1080 Ti GPUs in it; and for some reason only ...
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How might I mount an iso into a virtual CD drive with VBoxManage "No bootable option or device was found." (virtualbox)?
Following script, create-windows-11.sh, is meant to
Create win11.vdi out of Win11_23H2_English_x64v2.iso
Create a Windows 11 virtual machine.
Mount Win11_23H2_English_x64v2.iso into win11.vdi.
...
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installing bookworm (debian 120 using qemu on windows
Windows 11
Latest QEMU
Debian 12.4.0 netinstall
Installed QEMU as shown on various YouTube videos.
Created my image file with qemu-img.exe as follows;
qemu-img create -f qcow2 debian.img 128G
...
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ESXi on VMware Workstation and VLANs
I am configuring VLAN tagging on a nested ESXi hosted on VMware Workstation installed on a Windows 11 PC. Overly complicated, I know, but I need ESXi and don't want to sacrifice having a personal PC.
...
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Simulating Samsung Note 10 OS on Linux?
I am looking for a way to not have bioluminescent applications from my bank and the government on my private phone, but they are still required nowadays for anything from shopping to travel to ...
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Windows 11 sudden issue with Windows Sandbox and Windows Subsystem for Android
For some days now, my Windows Sandbox & Windows Subsystem for Android, stopped working and i can't find a way to solve the issue after trying many suggestions i found on the internet.
Windows ...
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libvirt/qemu network guest dhclient 10.0.2.15 instead of 192.168.122.2
On the redhat host, virbr0 is up and libvirt's network is configured as nat for 192.168.122.2-254 (and recently added rule specifically to assign 192.168.122.2). but dhclient with the ubuntu VM gets ...
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How to assess the actual power (and whether mapped 1:1 to physical host CPU) of virtualized VM CPUs?
We have been provided with 1 virtualized Windows VM machine with 24 2.8 Ghz processors.
I want to check whether all 24 cores on the VM are actually mapped to 24 dedicated physical CPU cores.
I want to ...
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Specific network card configuration on vm with vmware
I need to configure a vm (fedora) in vmware workstation statically configuring its virtual network card to use physical wifi card rather than ethernet card. I'm going to use both physical cards at the ...
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Container or VM for testing Windows software applications
I’m looking for some suggestions on how I can test some software applications without committing to installing them on my main OS.
I thought a virtual machine would be a good idea, but then I found ...
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How do I install WSL on a Windows guest inside VirtualBox
I am following the steps to install WSL on Windows 10 guest machine inside of VirtualBox. And currently I am facing this issue - it seems I cannot install Ubuntu Linux with WSL on a Windows 10 guest ...
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How to run a Mac OS VM on an Intel Mac?
I'm a developer and some of my users experience issues on older Mac OS versions.
I would like to test my app on an older version of Mac OS using my Intel Mac.
I think the only solution is using a ...
- 667
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169
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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
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0
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116
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QEMU not flushing drive changes to host filesystem
I am running a simple efi shell within QEMU and I wish for the files to persist between QEMU launches, namely NvVars. I am trying to understand why changes are only flushed after I create several ...
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662
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kvm qemu guest_agent issue on windows vm's
i'm using kvm virtualazor
i have windows vm and i successfully installed the drivers and qemu-ga i do active the guest agent option in virtualazor but unfortunately its wont recognize the agent
inside ...
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How to enable avx2 for Ubuntu 22.04 guest VM in VirtualBox 7, on host Windows 11?
I cannot enable avx2 on Ubuntu 22.04 guest VM in VirtualBox7. I followed different ways but the issue persists (i.e., I get nothing when I do grep avx /proc/cpuinfo in my guest VM).
What I have tried:
...
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