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Questions tagged [virtualization]

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

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97 views

Move data from qcow2 image to another guest

I have a corrupted guest and I cannot reboot the guest. So I have mounted my guest to my host and this is what I have in /mnt $ sudo ls /mnt bin boot dev etc home initrd.img initrd.img.old lib ...
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41 views

Ubuntu server KVM/QEMU two ethernet cards LAN and DMZ with vlan

I'm struggling with this... I have a KVM/QEMU hypervisor, running Ubuntu 18.04 server. It manages various VMs, all of them in a DMZ IP class (192.168.63.0/24). All the VMs uses bridged connection br0 ...
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39 views

sync credentials between windows host and linux guest

I have VM Linux guest on my Windows laptop host. Windows laptop is part of AD domain. Question is - how to sync(share?) login credentials with Linux? So that if I change my password in AD - it is ...
0
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1answer
630 views

KVM guest can't access internet

I have a number of Ubuntu guests running on an Ubuntu 16.04.6 kvm host. Since I had to reboot my host, networking no longer works correctly. The host and guest can access each other, but my guest can'...
2
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1answer
166 views

Libvirt network bridging issues

I want to set up a bridge so that guest VMs on my headless server use the LAN DHCP and not dnsmasq. I followed these instructions: https://jamielinux.com/docs/libvirt-networking-handbook/bridged-...
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145 views

Qemu: Failed to connect to Mir

I want to run a qemu vm on Ubuntu 18.10. But every attempt, it is return: root@Ubuntu:/home/echo/Documents/VMdata# qemu-virgil \ > -name guest=win,debug-threads=on \ > -machine q35,accel=kvm,...
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26 views

How to make your mouse detectable in Oracle VM?

I have a new corsair gaming mouse,but i can't get the software on linux so i decided to use a vm.I have it all setup but the iCUE software can't detect my mouse.Is it possible to make it so that it ...
0
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1answer
30 views

How to ensure a Pharo VM is running with systemd

I'm aiming to write an application in the Smalltalk fork Pharo and run this on an Ubuntu 18.04 server. Pharo runs as a VM environment, using a Pharo image which runs the particular application. When ...
0
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1answer
53 views

how to check if Xen support hardware virtualization?

I am try to check if xen in ubuntu 18.04 support virtualization. By following this comand: $ xm info | grep caps I am follow step 5 of this tutorial: Check virtualization capabilities The output ...
0
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1answer
33 views

Directory 'mc/etc' does not exist

I am try to configure gateway. I am follow step 4 of this https://trueconf.com/blog/knowledge-base/configure-xen-hypervisor-ubuntu-server-14-4-05.html When I open to edit mc/etc/sysctl.conf file I ...
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0answers
269 views

How to create a ubuntu 18.04.02 bootable kvm-qemu image on top of ubuntu 18.04.02?

I am trying to create a ubuntu 18.04.02 VM using kvm-qemu on top of ubuntu 18.04.02. After the installation and rebooting, the booting process hangs in between with just a blank screen and a blinking ...
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30 views

“Install the base system” failed with KVM

I was installing a virtual machine on my hypervisor with KVM and virsh, that's the command virt-install -n servername --os-type=Linux --os-variant=ubuntu16.04 --ram=2048 --vcpus=2 --disk path=/var/...
0
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1answer
135 views

Creating graphical VM on Ubuntu Server but can't connect to VNC

I am trying to create an Ubuntu Desktop 18.10 VM on my Ubuntu Server 18.10 so that I could remotely connect on the local network and eventually outside the local network. $ sudo virt-install --virt-...
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45 views

How to Configure the network gateway in xen ubuntu

I am beginner in ubuntu , I am try to install and configure xen. I am in step where I need to configure the network gateway by following step 4 of this article. article When I open to edit edit mc/...
0
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1answer
128 views

How to edit the /etc/libvirt/libvirt.conf file

I am trying configure libvirtd for Xen default operation. I need to edit this file: /etc/libvirt/libvirt.conf I am new in ubuntu. Thank u
0
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1answer
119 views

Windows 10 VM (Virtualbox) hang on Ubuntu 18.04 Hostsytem

Running Windows 10 in a VM does not work on Ubuntu 16.04 and 18.04 with Virtualbox 5 / 6. One solution was (only tested on Ubuntu 18.04.2 with VBox 5.2.18): Force "KVM" as paravirtualisation: ...
1
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1answer
412 views

Using libvirt with qemu://system right after install

In a discussion spawned from the issue to connect to libvirt through ssh we discussed about using libvirt with the usual default of qemu://session right after installing libvirt* packages as there are ...
0
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1answer
1k views

Unable to connect to libvirt qemu+ssh [duplicate]

First I installed KVM and Qemu on local machine to do some testing. Now I wanted to do so on a remote productive system. I can connect to the productive system from my laptop but not from local ...
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0answers
224 views

Install and configure libvirtd - Ubuntu 18.04 xen

I am trying to install libvirtd. By following this command: $ sudo apt-get install python-libvirt libvirt-bin libvirt0 python-imaging python-numpy virtinst virt-viewer virt-manager I am following ...
0
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1answer
162 views

Run Ubuntu in “test mode”

Since Linux distributions are extremely powerful, it can also allow the user to type a terminal command that breaks / uninstalls some important part of the OS. Is it possible to run the system in some ...
0
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1answer
3k views

E: Package 'python-imaging' has no installation candidate Ubuntu 18.04

I am trying to Install and configure libvirtd by following this command: sudo apt-get install python-libvirt libvirt-bin libvirt0 python-imaging python-numpy virtinst virt-viewer virt-manager After ...
0
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1answer
48 views

virt-manager (kvm virt-viewer) pauses itself

I'm having a problem where virt-manager pauses itself and also I can't change the screen scale configurations.
0
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1answer
396 views

Can't install qemu-kvm: “The following packages have unmet dependencies”

I am trying to install qemu-kvm on my VMware with Ubuntu 16.04 x64 bit. While trying to do so with this command: apt-get install qemu-kvm, it failed with the following errors: root@ubuntu:~/Desktop/...
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0answers
212 views

Can commission virsh VM with MaaS Pod, but deploy fails with timeout

I want to use MaaS to manage some VMs. (My justification is that I have a project which should use 6 machines, but I only have 4, so for now I want to deploy my workload across 2 VMs, and 4 bare ...
0
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0answers
61 views

Can I backup a system and load it to a Virtual Machine?

I would like to ask if someone has backup a live system to an image and later load this image to a virtual machine. If so it would be great to provide us some information about the procedure and the ...
0
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1answer
323 views

How to set a fixed IP address for the Gnome Boxes virtual machine

I run an instance of Ubuntu on my computer using the Gnome Boxes VM, and I use ssh to interact with it. However, every time I restart my host pc, the IP address associated with the Ubuntu instance ...
2
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0answers
199 views

iGFX passthrough to Ubuntu 16.04 VM from Windows Server 2019 Hyper-V

I'm trying to pass-through Intel integrated graphics from Windows Hyper-V to Ubuntu 16.04 Virtual Machine. I used the DDA method to perform the pass-through. VT-d is enabled in the BIOS. The Ubuntu ...
2
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3answers
40 views

Install Ubuntu to second hard drive without shutting down Windows

I'm using Windows 10 and I have an extra hard drive. This isn't essential, but is there a way to install Ubuntu onto that hard drive without shutting down the PC? While we're on that train: after ...
0
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0answers
177 views

mmc image does not get initialized with QEMU arm emulator

Hello I'm new to QEMU and trying to emulate below i.MX6Q device using QEMU emulator version 3.1.0 on host machines with #41-Ubuntu 4.15.0-38-generic SMP. CPU: Freescale i.MX6Q rev1.2 at 792 MHz ...
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0answers
180 views

How do I use partman preseed answers to select partition #3?

I'm trying to use a preseed file to install ubuntu onto a VM that already is partitioned using a python script. The VM stores multiple OS using MBR. I need to access the partition #3, set the ...
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0answers
55 views

Will it be able to ssh to Linux VMs without sharing ppk file?

We can able to ssh to a VM through a ppk file from a jumpbox, but using this method the private key will be exposed to users. "The private key for the system ids used on the VMs should be READABLE ...
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0answers
180 views

qemu-system-x86_64 usb passthrough

I'm running Kubuntu 16.04.6 on an x86_64 machine. Connected is an Auerswald 2206 USB PBX. I have set up a 32-bit Kubuntu 12.04.5 VM to run an Auerswald (java) program that does not start on the host ...
1
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1answer
770 views

Where are image files for GNOME Boxes stored?

Ubuntu 18.04 Gnome Boxes 3.30.3 I have installed Linux Mint as a guest virtual machine in Gnome Boxes. It works great. I can't figure out where the image file for that guest virtual machine is ...
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0answers
178 views

Ubuntu 18.04 host Ubuntu Guest Virtualbox installation graphics corrupt

I have installed virtualbox on my machine running ubuntu 18.04. I received an .ova for a class and imported it. When I start it up it looks like the below. . I have tried this solution, but this ...
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0answers
17 views

Ubuntu libvirt VMs: can I import a snapshot of VM1 onto VM2

I have three VMs running on an UBUNTU SERVER 16.04.5 LTS host OS. The three Guest OS's are all UBUNTU 16.04.5 too. Were using Virtmanager/KVM/libvirt combination to manager the VMs. We will shortly ...
5
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2answers
4k views

Better VM Ubuntu on Windows 10 or VM Windows 10 on Ubuntu?

(VM = Virtual Machine) Hello, so as a developer currently studying I am working on a laptop under Windows 10 OS, so I would like to install Ubuntu OS on my daily laptop, the problem is that I know in ...
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0answers
37 views

Newbie here please enligthen me [duplicate]

Hi want to install apache in my virtual box ubuntu but when I try to download apache it shows to me the same error.
1
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1answer
186 views

scp directory from remote ubuntu desktop to virtual machine

I want to transfer my project to a virtual machine. I have mac book, so I logged in to my Ubuntu 18.04 remote desktop. Still, I can't transfer my project directory to the virtual machine. I have moved ...
0
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0answers
17 views

How auto answer questions in the process of VM (based on a oem VM image) first boot

I have made an OEM image (VM) for provisioning multiple VMs on my workstation each time. It works fine but I have to answer those local/language/keyboard/hostname/user on each VM, it really not a good ...
0
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1answer
742 views

Manually upgraded QEMU 3.1 does not support qxl video device

I want to use the latest version of QEMU (3.1) with my installation of Ubuntu Server 18.04.2. I have managed to install it, but it seems that the new installation is not correctly connected to all the ...
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0answers
18 views

how to implement maxima script into php code

my question about how to call script maxima in the picture to implement in php code ?
0
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1answer
2k views

Configure Network bridge for KVM/QEMU virtualization -18.04 LTS

I'll be on a server with 2 ethernet interfaces, Ubuntu desktop 18.04, virtualization apps including virt-manager and virtualbox I want to use DHCP from my home router to assign IPs on the bridge, I ...
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0answers
32 views

Cloning Ubuntu Server 16.04

Attempting to manage and deploy several Ubuntu node in a test environment. What are the best practices for cloning an Ubuntu VM in Hyper-V? I would like to copy the disk but I am not sure if there ...
0
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0answers
79 views

How to make VPS hosting using vmware, and etc

I need to make some VPSs on my DS. How can I use it, which virtualization software is the best, how can I control, manage them? I would be very appreciated if you would be helpful for me! Thank you!
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2answers
730 views

Unable to connect to libvirt. (xubuntu)

Error message while opening VMM: Unable to connect to libvirt. You need to install openssh-askpass or similar to connect to this host.
0
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1answer
199 views

How to start subiquity in qemu on ARM64?

I would like to run the Ubuntu installer in qemu. I have used the kernel from the respective Ubuntu CD images and have verified my command line using the AMD64 architecture: $ qemu-system-x86_64 --...
0
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0answers
58 views

Bad memory usage with ZoL and KVM

I´m running about 25 virtual machines on my KVM host. For Storage I´m using a ZFS Pool with 13 1TB Drives and three ssds for ZIL and Cache. The Server have 128GB RAM. I wondering about the low Memory ...
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1answer
1k views

Couldn't find hvm kernel for Ubuntu tree

This command: virt-install \ --name bla \ --ram=1024 \ --disk path=/home/me/libvirt/images/bla.qcow2,bus=virtio,size=10 \ --location /home/me/Downloads/ubuntu-18.10-desktop-amd64.iso ...
2
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1answer
907 views

How to share a folder between Ubuntu host and a NAT Windows guest with virt-manager?

I have a Windows 10 guest running under a Ubuntu 18.04 host with Virt-Manager and KVM. It has NAT connectivity because the host is connected through wi-fi, so I can't access my NAS to share files ...
0
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0answers
655 views

Ubuntu Server 18.04 in Virtualbox not communicating with Host Machine (Windows 10)

I have a Windows 10 Host Machine, I have installed Ubuntu Server 18.04 on VirtualBox - During the installation I selected Bridged Adapter when setting up the Guest OS as shown below: Bridged Adapter ...