I'm currently trying to build a small hypervisor and kernel using kvm and I struggle to get hypercalls with multiple args working correctly. Here is what I've tried: // guest.c #define KVM_HYPER...

I am trying to Provision VMs on KVM with Terraform. one of the steps in installations is to download and install the provider buy the command: go install github.com/dmacvicar/terraform-provider-lib...

In arch/arm64/kvm/hyp/vhe/switch.c, we have this code that runs the CPU in EL2 (the virtualization layer) on arm64: /* Switch to the guest for VHE systems running in EL2 */ static int __kvm_vcpu_ru...

Hy folks, I'm using Vagrant box provisioned with Ansible and provider Oracle virtualbox, it was working fine for me. But one day i installed Android Studio and it's Emulator and Minicube wit KVM. ...

I'm virtualizing a machine for the first time on my Mac with Qemu (for an university assignment, so it's not possible to change the tool). We have to compare some measurements between a VM ru...

Whenever I have Virtualbox running, I cannot start an Android emulator image (and vice versa). The error message in the AVD manager is ioctl(KVM_CREATE_VM) failed: Device or resource busy ko:faile...

Does qemu/kvm support ovf? Is it able to boot existing ovf packages? I can not find any related info both in ovf standard and qemu/kvm website. Any helpful link on this? Thanks.

I'm trying to setup a Mac OS virtual machine to do iPad development. The host system is Ubuntu 18.04, and I'm using the stock qemu packages from the Ubuntu repo. I've got a Mojave VM up and runnin...

I'm trying to start a virtual android device which I created with the avdmanager of Android Studio 2.3 (via command line) all commands are performed as root user when i try to start the emulator ...

I'm writing an open source document about qemu internals so if you help me you're helping the growth of Qemu project The closest answer I found was: In which conditions the ioctl KVM_RUN returns? T...

In https://github.com/qemu/qemu/blob/stable-4.2/cpus.c#L1290 lies a very important piece of Qemu. I guess it's the event loop for a CPU on KVM. Here is the code: static void *qemu_kvm_cpu_thread_fn...

Qemu can be installed on Windows and macOS. I understand that Qemu has support for KVM and TCG (which is not hardware assisted virtualization). So, if I install Qemu on macOS and Windows, will it u...

The joys of multimonitor programming are countless, I think there are about 5 blog posts on Coding Horror on the topic alone! I often code in Windows on my main machine, and have my Mac laptop set ...

After reading wiki libvirt I started virt-install to install VM off the Debian10 netinstall ISO image: % sudo virt-install --debug --connect qemu:///system --virt-type kvm --name vm-debian --memory...

I can pull the following CPU values from libvirt: virsh domstats vm1 --cpu-total Domain: 'vm1' cpu.time=6173016809079111 cpu.user=26714880000000 cpu.system=248540680000000 virsh cpu-stats vm1 ...

I am running an Android Virtual Device on my Ubuntu host. It is using the CPU/ABI Intel Atom (x86) and I am using the host GPU. The emulator is using a Kernel-based Virtual Machine. This works s...

I am trying to debug a rootkit in a virtual environment. From reversing I know that it uses super simple CPU timing checks, that look something like this (source pafish): static inline unsigned lon...

I'm running Android Studio on a Ubuntu VMWare virtual machine. The problem is that when I try to run an app with the AVD emulator I get the following errors in the console: /home/verite/Android/Sd...

In reference to the QEMU x86_64 machine option kernel_irqchip=on|off, the description reads: Controls in-kernel irqchip support for the chosen accelerator when available What is an "irqchip"?

I have tried installing KVM according to the guidelines provided on Ubuntu wiki but when I open Virtual Machine Manager it says that, 'Warning: KVM is not available. This may mean the KVM package ...

I've used Vagrant with Virtualbox before but VB is not working on this computer so I thought I would try a different approach, but I can't quite make sense of this cluster of software, what their u...

I am trying to figure out whether it is possible to run a Linux VM whose RAM is only backed by a single physical page. To simulate this, I modified the nested page fault handler in KVM to remove t...

Operating System : CentOS Linux 7 Android Studios version : 2.3.3 Result of the command: lsmod | grep kvm My computer supports virtualization but when i try to start the emulator I get this err...

I am exploring and learning about containers and kubernetes using podman and minikube on a linux workstation. I use podman to build images on the workstation and would like to deploy these images i...

Can one install KVM on a Windows system where Windows will be the host operating system? I have searched a lot but every answer is about how one can install Windows as guest on KVM.