Questions tagged [virtual-machine]

A virtual machine is an emulation of a guest operating system, running on virtualized hardware within a host operating system.

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Stuck on UEFI interactive shell of a VirtualBox VM running on Mac OS X 10.13 High Sierra 64-Bit

I need to use a VM for a project with Xcode. I tried using VirtualBox VM with the stated OS model, but keep getting this error and am unsure how to proceed. I've never attempted this before and have ...
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How would you run Windows and Ubuntu Desktop together [closed]

TL/DR + my actually question: Is there a professional, light weight, host OS where it's entire job is to just create VMs or Containers; Where when I boot my machine I'm given a CLI; I can then use ...
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Creating a Windows Virtual Machine on Demand with custom user preferences

Suppose, I'm building a service to allow user to build a Windows Custom Windows VM Machine. I have a base image of the VM already saved from which I will create the new VM according to user ...
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QEMU: slow network performance with virtio_net driver

I'm running KVM/QEMU 7.2.0 with Linux for both host and guest (kernel 6.1.6 on x86_64). For the virtual networking, I'm using bridge device on host to which guest attaches its NIC as tap device: -...
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Where To Download Windows Server Core

I'm looking for a place to download Windows Server Core (possibly for free) for trying on a VM, to learn more about windows stuff, users, groups, services, and things like that in a headless manner. ...
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VMware Bridged mode not working, but NAT mode works fine

I recently updated my PC and found out that the bridged mode of VMware Workstation Player 17 stopped working. However, the NAT mode works fine. Host OS is Windows 11 and guest OS is Ubuntu 18.04. So ...
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What is the recommended way to have OCI on top of user emulation? [closed]

consider a treat model where the contents of the virtual instance is extremely hostile. Both on memory access abuse, cpu instructions exploits and network. Not to mention attempts to abuse convenience ...
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Can we use the same Hyper-V Shieled VM certificate to create more Shielded VMs on a different host?

I had 2 shielded VMs on my Windows 11 prior to clean installing it. I had backed up the 2 certificates for signing and encryption. after importing them, I can access my 2 shielded VMs, no problem, but ...
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How can I repair a Windows XP Virtualbox UUID error?

VM Name: XP 32-bit Parent UUID {00000000-0000-0000-0000-000000000000} of the medium 'C:\Users\Ryan\VirtualBox VMs\XP_\Snapshots/{9588c9e7-094f-4b3c-88c6-ab8cf7f67c54}.vhd' does not match UUID {...
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Why does my Kali Linux VM in VMware Workstation look like windows 10?

I have a Kali Linux VM and am using VMware. When I launch it, it looks like a Windows 10 desktop: Any reason to why this would happen? The last time I launched this VM, everything was fine.
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Can connect VM 1 to VM 2 across a router, but not VM 2 to VM 1?

EDIT: I just want to say, i found a solution. That is to set up the same routing i did in VM1, to VM2 using: route add 'gateway of first vm' MASK 255.255.255.0 'ip of second vm'. It works now. Maybe i ...
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Why can't I ping the Windows host from a VirtualBox Ubuntu VM?

On a Windows 10 machine I have a VirtualBox with Ubuntu using two Adapters, a NAT adapter and a Bridge Adapter, which is assigned to the "Windows Ethernet" adapter which I can ping from the ...
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Local network between Parallels virtual Windows 11 and a computer in the Internet

I have following situation: A macbook (ARM, m1) running Windows 11 in Parallels, and a game running in that Windows 11. To play with my friend via the Internet I need to create local network Windows ...
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Able to get online with Windows XP VM (Internet Explorer), but unable to access websites (UTM, MacOS)

I've recently installed Windows XP through UTM on MacOS Ventura. It was all going smoothly until I ran into errors opening up any other website than Google on Internet Explorer. I'm trying to install ...
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QEMU + KVM (Keyboard, Video and Mouse) what are my options?

I'm using QEMU with KVM (kernel based virtualization) and I want to connect my virtual machines to my physical KVM (keyboard, video and mouse) switch. GPU passthrough would be an option but I don't ...
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How to get a memory dump in a Hyper-v enabled environment

I was conducting some experiments in memory forensics, during which I needed to extract the memory of a virtual machine in Vmware Workstation to make an image. I enabled the Hyper-v feature in the ...
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Is there a way to make a virtual machine that resembles a given real one as closely as possible?

I've taken a habit of installing OSes on older machines as follows: I create a virtual disk drive on my more powerful desktop, so that it is as large as the physical drive, then I run the installation ...
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Vagrant snapshot that doesn't survive a reboot (VERR_SSM_LOAD_CONFIG_MISMATCH)

I use Vagrant to host a stateless service on a server. When the server starts, I want my service to start as well, so I wrote a script called by /etc/rc.local that restores a working snapshot of the ...
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Why is my ping so high when playing a game running on a VM via VMWare Workstation 17? What can I do to lower the ping?

This is a screenshot of the virtual machine networking settings : First the option was on the NAT: used to share the host's IP address but then I tried to change it to the bridged connected directly, ...
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dGPU passthrough: Is it possible in a Lenovo IdeaPad Gaming 3?

I own a Lenovo IdeaPad Gaming 3 15ACH6, which comes with an AMD Ryzen 7 5800H with Radeon graphics iGPU and an NVIDIA GeForce RTX 3050 Laptop dGPU. What I'm trying to achieve is a Kubuntu host OS and ...
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I dont have menu bar in vm?

I don't have the menu bar which should be on the top and on the right hand side. Here you can see a screenshot of my VM: which should be like this :
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When using hyper-v virtual machine and running a game why the game window is so small and can't be maximize?

on my original main system i have windows 10 pro and i created a new virtual machine using hyper-v and installed on the virtual machine windows 8.1 pro screenshot of the game window i marked it with ...
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Sign virtual box modules (vboxdrv, vboxnetflt, vboxnetadp, vboxpci) Centos 8

I started using Centos 8 recently, and I installed VirtualBox to manage my virtual machines, the problem that I encountered with is that my VirtualBox couldn't boot any VMs and it told me to execute ...
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How to install VMTools on Win VM Terraform

I want to install VMTools on Win VM post deploying OS using Autounattend.xml using Terraform. Can somebody help me in this? I am using terraform and installed WIN OS VM on my vSphere server using an ...
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windows 7 ip forwarding not work

i have windows 7 on vmware player and network mode is host only this vm have two network 1 : 192.168.10.200 for wifi connection 2 : 192.168.220.2 for host only connection to my pc i have ping in both ...
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How to stop a non-killable process on a Ubuntu VM running on windows 10?

On windows 10 I have a Oracle VM VirtualBox running with Ubuntu 20.04.5 and sometimes an application (started with sudo) just "hangs". I am not able to kill the job using kill -9 <...
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Windows 7 VM in Windows 10 Pro Hyper-V: after years, network no longer works

I created a Windows 7 VM in Windows 10 Pro perhaps 5 years ago. It worked fine for many years. I rarely use this VM (maybe once every two or three months, sometimes longer) and very few changes have ...
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Login to VM recreated locally from Azure VHD not working

how can I login to virtual machine recreated locally from VHD downloaded from Azure? My SSH credentials are not working. Thanks for your help. Carlo
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I can't change base memory of kali linux

I downloaded Virtual Box and Kali Linux to an external hard. I can't change base memory from virtual box settings. How can I change it ??
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What is the most elegant way to set up Host → VirtualBox VMs access via FQDNs?

Goal I need to create a network consisting of four virtual machines (OS: Ubuntu Server 22.10), two of which are web servers, following the requirements: All VMs must be able to communicate with each ...
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Install zabbix agent on outdated hosts behind firewall with no Internet access

We have some like 100 VMs, most of them can not access the Internet. These VMs are of different OSes (Centos 6, 7, 8; AlmaLinux 7, 8; Ubuntu 20.04, 22.04), and I need to install modern Zabbix agent, ...
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Using vagrant can I use vb.customize "modifyvm" to migrate the processor type from Intel to AMD64 for a certain VM while downloading and installing?

Using vagrant can I use vb.customize "modifyvm" to migrate the processor type from Intel to amd64 for a certain VM while downloading and installing? This is the vagrantfile I'm using ...
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Virtualbox VM not following assigned IP scheme in NAT network

I have a Virtualbox Ubuntu 20.04 VM. Running ifconfig shows two network adapters: enp0s3: inet 10.0.2.15 lo: inet 127.0.0.1 I create a NAT network using a CIDR of 10.0.3.0/24. Then I use Adapter 2 ...
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Network id enp0sX changes when I copy VM image to another machine

When installing Rocky Linux 8 (Centos 7 has the same issue) in a VM on macOS it works fine. But after copying the virtual disk (qcow2) to another Mac, the network interface is gone. After booting on ...
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Tails VM Runs extremly slow and devours my RAM

I've had tails downloaded for a while as VM (I have Windows 11 and VirtualBox) and it's always ran good until one day it became extremely slow and absolutely devours my RAM. So I gave it more power ...
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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, ...
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Why SSDs very slow in Virtual Machine when compared to speed in Host machine?

I have a Windows server 2012 R2 Host PC. There is a Windows 10 Hyper V instance running in it. This Hyper V instance has 2 HDD's and 1 SSD , all 3 connected directly to the VM by creating an SCSCI ...
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Accessing physical disk from VirtualBox: Access Denied

I am trying to run a VirtualBox machine from a physical disk. I read that I have to run "C:\Program Files\Oracle\VirtualBox\VBoxManage.exe" internalcommands createrawvmdk -filename C:\...
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Ubuntu 22.04 / 22.04.1 Hyper-V on Server 2022 no network connectivity - link DOWN

On my Ubuntu Hyper-V VM, the Network Adapter shows as having the link DOWN. I've tried doing a fresh install of Ubuntu 22.04 and also tried updating to 22.04.1. Adding a Legacy Network Adapter to the ...
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Setting up SSH to Visual Studio Code on Azure Windows VM

I'm trying to remote into our development machine which is on an Azure VM with Remote - SSH an addon for VSC. I have installed openssh on the VM as per this document, and have been able to have the ...
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When I add a certain argument to my qemu command, it stops input

When I put -smp 2 as an argument in my qemu command line command, input doesn't get registered. qemu-system-x86_64 -m 2048M -cpu 486 -smp 2 -hdd 'mylittle.qcow2' -display cocoa -cdrom 'some.iso' -fda '...
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Can OCS Inventory installed on the host get the list of softwares installed on a Virtual Machine?

Suppose OCS Inventory is installed on a Windows host to inventoriate installed programs, but there is at least one Virtual Machine installed, like Oracle VM Virtual Box, with a guest OS, let's say, ...
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Suddenly unable to connect to VM win7 remote desktop

I have a Ubuntu server running at 192.168.0.100. It has a win7 Virtual Box VM with vrde running at port 10001. It's configured for NAT mode. Normally I can remote into the win7 VM from my Win10 ...
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Why am I unable to access a web-site from my laptop to the virtual machine?

I have the apache web server on the virtual machine inside my laptop. Its local IP address is 169.254.196.186. The VM has two adapters: 1. NAT, 2. Bridge Adapter. I can access the web page inside the ...
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Virtual Box not responding after guided installation

I've followed the assisted installation for installing Debian (version 11.3.0) on a virtual machine with the latest version of Virtual Box (version 7.0). It's the first time I follow the guided or ...
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Can't enable Virtual Machine Platform for WSL using DISM

I try to turn virtual machine by "turn windows feature on or off" but an error occurs: Error code: 0x80070490 Then, to enable WSL 2, I also try to run dism.exe /online /enable-feature /...
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Workstation guest vm & host cannot ping each other

I have a physical server with Windows 2019 and workstation 16.2 installed I installed VCSA 7.0u3 on workstation to temporarily create a vSAN cluster If I use a single NIC VCSA uses VMnet0 for bridging ...
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Ubuntu 20.04 VM on VirtualBox incompatible with "hardinfo" app

I already asked this Q on "Ask Ubuntu", but I think "Super User" community might help me too here. Question: I'm running Ubuntu 20.04 VM on Oracle VirtualBox 7.0 (from Win10 host ...
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How to check QEMU virtual machine filesystem without the user password

I'm doing a couple of tests of Ubuntu autoinstall using cloud-init. In order to do so, I am following an example that's presented in the Autoinstall QuickStart page. In the given example, the ...
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kvm module not loaded after snapshot restore

I returned home to my PC not booting correctly (Blank screen with blinking line). I assume the Desktop environment wasn't loading correctly. No problem, I thought since I take daily snapshots using ...

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