Questions tagged [virtualization]

Questions about Virtualizing Ubuntu or virtualizing other operating systems within Ubuntu.

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Failure installation on Limbo VM

Ubuntu Jammy Jelly failed to install on Limbo Virtual Machine (Limbo Emulator) while Kali Linux's installation successful. What is the reason behind and solution for the problem?
Amar Singh Sidhu's user avatar
1 vote
1 answer
103 views
+50

Netplan does not add the interface to the bridge as defined

I'm using a Ubuntu 22.04.3 (Ubuntu Server) with KVM installed on a mini computer with two physical NICs. I want to take the second physical NIC and apply it to a bridge so the KVM virtual machines can ...
jmbeck's user avatar
  • 61
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0 answers
60 views

Using UTM to download Ubuntu on Mac with M2 Chip

I am trying to install Ubuntu on a virtual machine called UTM for my MacBook, but I keep getting an error message right before it finishes the installation. I do not understand what might be wrong ...
Aariyana Larkin's user avatar
3 votes
1 answer
93 views

Running Ubuntu in UTM Vm on M2 chip Macbook - Not promtet with "Install Ubuntu" or "Try Ubuntu"

I am trying to run Ubuntu as a VM using UTM. I have successfully set everything up, however, when I should be promtet with "Install Ubuntu" or "Try Ubuntu" I get this: Anyone know ...
Rory's user avatar
  • 133
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0 answers
28 views

Why can't I set "modprobe vfio enable_unsafe_noiommu_mode=1"?

Running Ubuntu 22.04 with kernel 5.15.0-83 inside a QEMU VM: guest$ sudo modprobe vfio enable_unsafe_noiommu_mode=1 guest$ cat /sys/module/vfio/parameters/enable_unsafe_noiommu_mode N It's not ...
Ken Y-N's user avatar
  • 133
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0 answers
39 views

"Enable Shared Memory" option missing from Virtual Machine Manager

There's an option in Virtual Machine Manager to share your memory. It's called "Enable shared memory". See #2 below: This option is missing in my instance of QEMU under Virtual Machine ...
jophuh's user avatar
  • 43
-1 votes
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36 views

Virtual Machine - share folder between Linux host and Windows guest

I've installed a Windows 10 guest inside of my Ubuntu 20.04 host, under Virtual Machine Manager via QEMU. I've also installed the virtio-win-guest-tools on my Windows 10 guest, after mounting the ...
jophuh's user avatar
  • 43
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35 views

Ubuntu 20.02 LTS Desktop for aarch64

Is there a desktop version of Ubuntu 20.04 LTS available for aarch64 processors? I have an Apple M1 and I need to have 20.04 LTS with a desktop and ROS Noetic installed for a robotics class. I don't ...
Jonathan Sullivan's user avatar
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0 answers
23 views

Ubuntu 20.04.06 autoinstall freeze while using packer variables like {{ .HTTPIP }}, {{ .HTTPPort }}

Trying to install ubuntu 20.04.06 with packer in hyper-v 2nd generation vm. When trying use boot_command like this: boot_command = [ "<esc><esc><esc><wait>&...
robotiaga's user avatar
  • 101
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21 views

Windows 11 (or win10,win2k19) LXD 5.17 not booting

I am using the 'How to install a Windows 11 VM using LXD' ubuntu tutorial. I have tried to install windows 11 (win10 and window2k19) on LXD 5.17. On each VM boot it doesn't recognise the hard disks ...
chris young's user avatar
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Which Ubuntu server for VMware cluster? [closed]

I have a VMware cluster with many Windows and Linux VMs (Linux VMs are CentOS). I want to migrate to Ubuntu server, but I am not sure which version and installation will be good for me. On the website ...
tafa's user avatar
  • 1
3 votes
1 answer
187 views

Opening applications on Windows 10 Virtual Machine from Ubuntu 23.04

I managed to open Calculator on my Windows 10 guest VM from my Ubuntu 23.04 host using the command: VBoxManage guestcontrol $MY_VM_NAME run --exe "C:\\Windows\\System32\\calc.exe" --username ...
TVG's user avatar
  • 327
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0 answers
14 views

xrandr rejects 1600x900 mode

I'm running Ubuntu as a VMware guest. After upgrading to Ubuntu 22 and rebooting, the resolution was off: it should be 1600x900, but this wasn't a choice. I followed the instructions at Screen ...
SRobertJames's user avatar
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22 views

creating a bridge for a KVM

Trying to create a Bridge setup for my KVM there are some things I don´t very well understand, I that I cannot clarify reading other articles on the same subject Configure Bridged Network Interface ...
Derek Giroulle's user avatar
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33 views

How do I autorun a vm on VMware Workstation at startup?

I'm using Ubuntu 23.04 and VMware Workstation Pro 17. I created a shell script called, vmware.sh, with the following instructions in it and saved it in /etc/init.d/ so that it would execute at startup:...
Wolf's user avatar
  • 11
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0 answers
12 views

How to list the guest machines inside a host machine in OpenStack?

I have a background in KVMs but I am new to cloud. In KVM, you can list the guest machines that are inside a host machine by running virsh list --all in the host machine. How do you do that in ...
Noob_Guy's user avatar
  • 101
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0 answers
32 views

stuck at shutdown: Running guests on default URI, no running guests

I have Ubuntu 22.04. Almost every time I shut down my PC, this happens. I can press CTRL+ALT+F1, to switch to tty1, and then the system will immediately shutdown, but how to solve it permanently?
Mohammad Mostafa Dastjerdi's user avatar
0 votes
0 answers
26 views

low consuming Virtualization for Ubuntu to use Windows XP [duplicate]

Looking for low consuming Virtualization for Ubuntu to use Windows XP. Need to open small application with Windows XP using small interface window Trying to save computing resources, so I'm looking ...
JamesQReader's user avatar
0 votes
2 answers
2k views

UBUNTU shutdown prevent : kvm exiting hardware virtualization

i hope you are doing well. this problem has been quite a while but i have been researching a lot and i don't know what else to do. Ubuntu doesn't shutdown but keeps getting stopped at message: kvm ...
user1722185's user avatar
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0 answers
28 views

Provide self-signed SSL certificate for first boot of Ubuntu Core 20 on KVM

I want to try out Ubuntu Core 20 on KVM, running on my Ubuntu 22.04.2 LTS Desktop. I am in my company network which means I need to use a self-signed SSL certificate in order to login with my app ...
ElNuevo's user avatar
0 votes
0 answers
24 views

Getting shared folders to work on a VM

VMWare Workstation Pro Version 17.0.2 build-21581411 Host System: Win 10 Pro most recent version Guest OS: Zorin OS 16 Core most recent version I want to setup a shared folder between my windows host ...
Displayname's user avatar
0 votes
1 answer
67 views

kmv/qemu vm guests and host are connected through shared memory to collect and cache data beteween them

0 The configuration: host: Ubuntu:20.04 OS, guest: Ubuntu20.04 OS. The two files use the 9p file system for interworking. The current progress is as follows: the mmap function in C language is used to ...
Betty's user avatar
  • 1
0 votes
0 answers
41 views

Guest VM with window OS failed to installed on ubuntu 22.04 host

I am trying to create VM with window OS on ubuntu 22.04 host. My installation crashed with blue screen and the error is "system exception thread not handled". VM created successfully on ...
Nitendra's user avatar
  • 101
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0 answers
24 views

How to enable Intel VT-X in Linux without access to BIOS because it is password protected? [duplicate]

The Laptop is Lenovo 41-70 with Intel CPU and 8 gigs of RAM. The BIOS is password protected, and I could not reset the password by clearing nvram. The disassembly of the laptop and taking out the ...
MultiMdave's user avatar
1 vote
0 answers
53 views

New To Ubuntu - Hyper-V - Running out of Space?

I am new to Ubuntu and since I was just laid off from my job of 17 years, I've decided to try to learn some new skills and bought the book, DevOps for the Desparate by Bradley Smith from No Starch ...
Tikhon's user avatar
  • 111
0 votes
0 answers
80 views

Soundless QEMU/VM win11

I'm pretty much a novice when it comes to using LiGNUx and I've just gone through a painstaking process in order to get a Windows 11 virtual machine working with a totally legit ISO file without ...
Fleckens Teleworm's user avatar
0 votes
0 answers
31 views

Connecting 2 Virtualbox VMs to Open vSwitch running on another Virtualbox VM

I have 3 Ubuntu 22.04 VMs created using Virtualbox. My host machine is Windows 10. One of them is running 5G core emulator, and the other one is running UEransim. I was able to connect UE to 5G ...
Michał Ryba's user avatar
0 votes
1 answer
136 views

How to make virtual machine and host use the same proxy?

The host (Windows 11) is using v2ray protocol proxy, I want the virtual machine (Ubuntu 22.04) to use the same proxy so that they can both access free internet. Is there any way to connect the two ...
Amirmohammad Divani's user avatar
1 vote
0 answers
144 views

How to get GPU passthrough working on WSL2 with Windows 11 as hosts , Ubuntu 22.10 as guest os and FreeBSD virtualized with qemu-kvm

After a week of hard work,I've just configured my WSL2 subsystem as I want : I have enabled the ZFS support,I can start the graphical applications directly from the Ubuntu command line ; I've ...
Marietto's user avatar
  • 515
0 votes
1 answer
46 views

Resize logical volume in ubuntu without damaging

When I run lsblk i get as below vda 252:0 0 150G 0 disk ├─vda1 252:1 0 1M 0 part ├─vda2 252:2 0 1.5G 0 part /boot └─...
Elvin Jafarov's user avatar
0 votes
0 answers
25 views

Isolated writable persistent enviromnent for each user (no GUI) on Ubuntu 22.04 dedicated serer via SSH

I have a bare metal server running Ubuntu 22.04. Which is shared between multiple users. The server is used mostly for some heavy-duty developer work: building, debugging, etc. Users only have SSH ...
Vasily Nemkov's user avatar
1 vote
2 answers
3k views

Unknown Error:' <class 'KeyError'> '("The cache has no Package named "firefox:amd64')

today morning when i log in my vm(ubuntu 22.04),i found myself Can't connect to the Internet,and it gives me an error notification: Unknown Error:' <class 'KeyError'> '("The cache has no ...
yuhao luo's user avatar
0 votes
0 answers
17 views

How to create guests VMs from different disk in ubuntu server

this is my disk layout loop2 7:2 0 49.9M 1 loop /snap/snapd/18357 sda 8:0 0 223.6G 0 disk ├─sda1 8:1 0 1M 0 part ├─...
Elvin Jafarov's user avatar
0 votes
0 answers
73 views

How to load my Linux kernel from a different load address i.e. any manually specified address?

I booted the Ubuntu cloud image(https://cloud-images.ubuntu.com/jammy/current/jammy-server-cloudimg-amd64-disk-kvm.img) from qemu. I cloned qemu from https://gitlab.com/bwidawsk/qemu. git branch is * ...
PODILI CHAITANYA AKHIL KUMAR's user avatar
0 votes
0 answers
223 views

Autoinstall Ubuntu Server 22.04: Block probing did not discover any disks big enough to support guided storage configuration

Context After running the the below bash script to auto-install an Ubuntu server 22.04 on Qemu using virt-install, I get the error: Block probing did not discover any disks big enough to support ...
a.t.'s user avatar
  • 275
0 votes
0 answers
22 views

Unable to use any packages that i included while building for an ubuntu derived VM on a hypervisor

I want certain libraries on my Apertis VM on a QNX Hypervisor. The apertis image is built using YAML files, and it includes the libraries in the yaml file. When i build this image, it generates- dtb ...
deepdeep's user avatar
1 vote
0 answers
111 views

hardware accelerated graphics in linux guest for nvidia graphics card

I have the following setup: first gen Ryzen CPU a single Nvidia 1080 TI graphics card (propietary driver 525.116.04, but I've tried a bunch of other versions as well) ubuntu desktop 23.04 as host(...
syazdani's user avatar
  • 103
0 votes
0 answers
10 views

How is the host WAN connecting WAN traffic to the host bridge WAN?

Can someone help me understand how the WAN enp3s0 connects in Ubuntu on my virtual setup? I just set up my desktop with a VM router. Just trying to map the topology. I can see and map the LAN traffic, ...
user1416486's user avatar
0 votes
1 answer
39 views

Can't use --mode in virsh shutdown

Any mode gives me: error: unsupported flags (0x4) in function qemuDomainShutdownFlags Is there a package I'm missing?
rory toma's user avatar
  • 347
-1 votes
1 answer
173 views

How do I configure libvirt-guests on Ubuntu 22.04

In RH-based distros, this seems to be in /etc/sysconfig. It appears it has moved in Ubuntu, but to where?
rory toma's user avatar
  • 347
3 votes
3 answers
3k views

Ubuntu VM on Hyper V freezes after launch

I have an Ubuntu(22.04) VM on Hyper V(WIN 10 Pro host). The VM ideally should have 2 network adapters, one connected to internal network, and one is connected to the default switch. I never had issues ...
Lonermoan's user avatar
0 votes
0 answers
62 views

How to switch to CLI mode

I am using MacBook M1 Pro and I have installed Ubuntu 22.04.2 LTS on UTM VM. I want to use ubuntu in CLI mode how can I switch, like in windows we have an option Ctlr Alt F3 and Crtl Alt F1 to switch ...
Arshad's user avatar
  • 9
0 votes
0 answers
54 views

ubuntu server 18.04 shutdown unexpectedly

I have a vm running ubuntu server 18.04.1 LTS. It has been running alfresco for over 5 years. Now it started to shut down by itself. I didn't do any updates, I didn't change anything on the server, it'...
DaniloDino's user avatar
1 vote
0 answers
141 views

Stuck on the 'Try or Install Ubuntu' screen when booting Ubuntu in qemu emulator on Linux server. How do I troubleshoot?

I am unable to boot ubuntu ISO Image from qemu on Linux Server. Aim : I am trying to boot a ubuntu virtual machine from qemu emulator on Linux server. I tried the following commands. qemu-img create -...
PODILI CHAITANYA AKHIL KUMAR's user avatar
0 votes
0 answers
123 views

Gnome boxes wont load Ubuntu 23.04

I am recently shifted from KDE neon to Ubuntu 23.04. I am running clean ubuntu, without any dualbooting. I have installed my windows OS on gnome boxes, sometime after reboot gnome boxes are not ...
Sairam Gudiputi's user avatar
0 votes
0 answers
183 views

Ubuntu 22.04 on Virtual Machine becomes extremely laggy after being in use for a certain amount of time

I am running a virtual machine through Oracle VM VirtualBox. I have installed Ubuntu 22.04 with the ISO guest additions. Initially when booting the machine the first time it is working perfectly, ...
Preben's user avatar
  • 1
0 votes
0 answers
49 views

Remove the most current kernel

I noticed that the "similar questions" responses are several (if not a decade) old so wanted to just check is there is a more recent way of removing the most current kernel. During the ...
philld's user avatar
  • 23
0 votes
0 answers
51 views

virt-install doesn't create .img file on Ubuntu 22.04

In Ubuntu 14.04 virt-install of kvm ISO used to create .img automatically in location /var/lib/libvirt/images/ but in Ubuntu 22.04 even though vm installation was successful, the .img file didn't get ...
abhishek shrivastava's user avatar
0 votes
0 answers
141 views

Multipass ubuntu dns not work when accessed from windows host, but work fine in ubuntu vm?

Standard multipass installation (default virtual nat) Run pihole from docker with port 53 shared from docker to ubuntu-vm Dns can be accessed from ubuntu-vm with nameserver 127.0.0.1 in /etc/resolv....
wayan permana's user avatar
0 votes
0 answers
28 views

What's wrong with my netplan?

I'm running opnsense in virtualbox on my ubuntu host and although it's working well, it has cut my network throughput by 75%, so I'd like to try and move to KVM on the host. With virtualbox it was ...
Ken Vermillion's user avatar

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