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

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Create a 16.04 KVM guest on 14.04

I have a 14.04 host running a bunch of 14.04 guest VM's with KVM. I've used vmbuilder to build these guests. I'd like to also create a 16.04 guest VM on this host. But I see that xenial is not a ...
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24 views

How to start VirtualBox as UI?

I currently do startx which starts openbox and then in the terminal I write virtualbox and then start my virtual machine. Sometimes I don't need the OpenBox environment. I need only the virtual ...
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0answers
8 views

GPU Pass-through error on Ubuntu 15.10 when starting executable script

I am having the following error when I run the executable script sudo /usr/vm1: cat: /sys/bus/pci/devices//vendor: No such file or directory cat: /sys/bus/pci/devices//device: No such file or ...
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0answers
10 views

Ubuntu host and ubuntu guest with VMware, guest does not have network connection

My host machine is ubuntu 14.04 and guest VM is ubuntu 12.04. I am using VMware Workstation 12 Player. How do I get internet in my guest VM? I tried NAT, host only, and bridged. None of these worked.
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17 views

16.04 runs terrible as VMWare Guest

As the title says I'm struggling with (terrible) performance on my Ubuntu Guest VM. I'm running VMWare Workstation 12 on a Windows 10 x64 host. The host should be more than capable of running this VM, ...
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1answer
11 views

Unable to open config file: /etc/xen/guest4.cfg

I have installed XEN hypervisor on VirtualBox. I want to create virtual machine. I have followed all the steps but when finally I try to use the final step for creation VM: root@ubuntu:~# sudo xm ...
1
vote
1answer
38 views

GTX1080 gpu passthrough Qemu

Never had a problem passing through a Titan with QEMU, I've replaced it with a GTX1080 and cant seem to get it to display anything. vfio is doing it's thing: 03:00.0 VGA compatible controller [0300]: ...
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13 views

Cannot open virt-manager from terminal | ubuntu server

I am trying to open virt-manager from the terminal "sudo virt-manager" but I got this error "gdk_mir_display_open Failed to connect to Mir: Failed to connect to server socket: No such file or ...
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0answers
9 views

Build scripts for ubuntu-16.04-server-cloudimg-s390x.tar.gz?

I am trying to figure out how to build a custom cloud image for s390x architecture. Could someone please point me to the scripts used to build https://cloud-images.ubuntu.com/releases/16.04/release/...
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0answers
8 views

Clean up KVM / libvirt

I installed the "Virtual machine host" feature during installation of my 16.04 server. I'll run VMs exclusively on my local network so I don't need virbr0, dnsmasq and iptables rules, just to mention ...
1
vote
1answer
21 views

virt-manager bonding: What is “Carrier Type”

I'm trying to configure 2 Ethernet interfaces for bonding in virt-manager. So I go "Add Interface" => Select "Bond" => Configure "Bond mode". This opens a window called "Bonding configuration" where I ...
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26 views

How can I create a virtual camera/webcam device for a Qemu/KVM guest OS?

I host an Android_x86 VM in Qemu/KVM with the help of virt-manager on Ubuntu 16.04. My host notebook has a webcam and I would like to either directly pass it through to my KVM guest. It's internally ...
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0answers
22 views

KVM + Bonding: error “could not get interface XML description: unspecified error”

I'm looking to run KVM with 2 bonded (LACP) Ethernet interfaces and a manual bridge to connect the guests directly to my LAN. Everything seems to work fine, but I have problems accessing the bridge (...
0
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1answer
20 views

KVM storage performance

I have a system with a single SSD and want to set up KVM. As far as I understand it, I have 2 possibilities: 1) run the host from an USB stick and use the physical SSD as the storage pool (type disk)....
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0answers
17 views

Creating an interface for VM guests

I'm trying to create a software interface that will handle the DHCP-server for my guest's (VM). I have a pfSense-guest running a DHCP-server, which should be able to give each other guest I have ...
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0answers
44 views

Installing Windows 10 on Ubuntu using QEMU/KVM [closed]

I am new to QEMU and KVM. I want to install Windows 10 using QEMU/KVM command-line utilities. I am running a Ubuntu GNOME 64-bit machine.
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2answers
36 views

MongoDB connection error AND Insufficient free space for journal files

I installed a VMWare Ubuntu 64-bit virtual machine and grunt with mongoDB. Everything worked fine and one day when I typed "grunt serve" as always, I got: Debugger listening on port 5858 Express ...
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0answers
14 views

Why can't I have virtualization on my Dell Vostro 200?

As I stated in the question, I have a Vostro 200 with an Intel Pentium Dual CPU E2160. When I had Windows 10, I could run virtualization, but now, I cannot find it in the BIOS? Why is this? I need ...
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0answers
47 views

Running Ubuntu 16.04 (ARM) in Qemu

My goal is to run Ubuntu 16.04 (ARM) in Qemu (on Ubuntu 16.04 x64 host). I tried to follow this -old- tutorial without success: Home directory not accessible: Permission denied pulseaudio: ...
0
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1answer
27 views

Why is my Ubuntu being slow

I am seeing if I like Ubuntu on a virtual computer program. I can only give it 3 GB of ram. It was a bit slow when I used it. Will it speed up if I use 4 GB of ram.
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0answers
39 views

Linux VirtualBox Lab VLAN tagging

I am in the middle of a learning experience in my network education that I’d like some community insight on. I have set up a virtual lab on my home network but am trying to add physical hosts to the ...
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0answers
23 views

Ubuntu Server won't work in QEMU: KERNEL PANIC

I tried to install ubuntu-16.04-server-amd64.iso in QEMU as a virtual machine. This was my command to generate the image file: qemu-img create -f qcow2 confImage 100G After creating the image file ...
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0answers
30 views

Unable to stub 1 of 2 nvidia cards

I am unable to have my video card claimed completely by stub: [ 9.897987] pci-stub: add 10DE:13C2 sub=FFFFFFFF:FFFFFFFF cls=00000000/00000000 [ 9.897998] pci-stub: add 10DE:0FBB sub=FFFFFFFF:...
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0answers
37 views

QEMU SDL_Init failed: No available video device

Total Linux NOOB looking for advice: I'm trying to run a 64bit application on a 32bit PC using QEMU user mode. I have compiled qemu from source, all good, but when I want to start the application (...
1
vote
1answer
66 views

Resize Raspberry Pi SD Card with Ubuntu 14.04 without losing data [closed]

I have a 16 GB micro SD card with an expanded file system (so the whole space is occupied). Inside this micro SD Card is the Raspbian OS of my Raspberry Pi and there's a lot of unused free space. I ...
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0answers
16 views

Unable to access network in the KVM guest

I am working on a Ubuntu 14.04LTS server. I installed KVM according to the guide https://help.ubuntu.com/community/KVM/Installation Created a bridge according to https://wiki.ubuntu.com/...
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24 views

Grub boot error on cloned virtual machine

While using virt-manager and connected to a Qemu/KVM Hypervisor, I cloned a virtual machine of an Ubuntu server installation, version 16.0.4 if it matters. When I try to boot the cloned virtual ...
1
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1answer
35 views

Gpu passthrough unable to blacklist drivers?

I am by no means "good" at Linux but I have been trying to set up a Windows virtual machine with a GPU passthrough. Now I only have one GPU but from my reading it seems possible? My current hardware ...
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0answers
26 views

Solving display issues related to 3Dacceleration in ubuntu guest machines

i installed the latest virtualbox on OSx and created an ubuntu 16.04 virtual machine. when 3D acceleration is enabled sometimes screen is crazy for a few seconds when i open the virtual machine. the ...
0
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0answers
31 views

kvm pci passthrough for intel 82599 nic not working on ubuntu host

I am trying to passthrough an intel 82599 10gig ethernet card (ixgbe driver) to a VM, and I would like that the VM will recognize the NIC's driver natively. I have also enabled SR-IOV in my system. My ...
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0answers
18 views

Hash Sum mismatch on installing kvm

I have laptop with amd64. I enabled virtual device from bios. When I am trying to install kvm using: $ sudo apt-get install qemu-kvm libvirt-bin ubuntu-vm-builder bridge-utils I am getting error ...
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0answers
15 views

Error on librados when trying to install qemu-kvm [duplicate]

I am trying to install kvm on Kubuntu 16.04 64-bit. I am following this documentation. When I try to install qemu-kvm with the following command given in the documentation: sudo apt-get install qemu-...
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0answers
15 views

kvm_mmu_get_page before entering a nested VM with KVM

I have been using and tracing, with a kernel tracer, nested VMs with KVM and I was wondering about the purpose of an occurring event. Let's say I have a machine L0 hosting a VM called L1 and L1 is ...
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0answers
108 views

TL-WN725N driver Ubuntu disconnect problem

I can't get my TL-WN725N WiFi USB adapter to work on Ubuntu. I tried every solution I found on internet and they didn't work. Description of the problem and my system is bellow. Problem: WiFi ...
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2answers
36 views

How can i access others machine terminal through my machine? [duplicate]

is there any command or way to access the other machine terminal into mine to execute commands for other machine that is on the same network.
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2answers
93 views

Virtualbox failed to install?

I have recently downloaded Virtualbox 5, and I ran the .deb file I obtained from the website. I try to use MS-DOS 6.22 and it comes up with the error message. '[RTR3InitEx failed with rc=-1912 (rc=-...
0
votes
1answer
57 views

virt-install using location with iso image no longer working

I have upgraded my OS to Ubuntu 16.04 and am trying to install an ubuntu 14.04 guest from scratch using my KVM management tool that I have been using successfully on Ubuntu 14.04 for some time now. ...
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0answers
14 views

How do I run a spesific virtual machine from Gnome Activities menu?

Now I have to go and doubleclick /path/to/vm/file.vmx to run a certain VM (VMware Player forgets my VM's probably because of me using zfs). I get a visible icon to menu but vm will not run. [...
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0answers
42 views

Oracle VM - Ubuntu 64bit

I recently updated my VirtualBox after not using it for about half a year (Newest version - 5.0.22 r108108). I have a 200GB VM running Ubuntu 64-bit (I can't remember what version exactly) and now ...
3
votes
1answer
72 views

kvm, install virtual machine failed

I am using kvm to install virtual machine, and after that the image will be uploaded to create OpenStack virtual machine instance. The fllowing are my commands command 1. create image $ qemu-img ...
1
vote
2answers
32 views

Creating Virtual Box desktop with Linux on my mac

I am a novice Python programmer and I am having trouble creating a Virtual Box, hopefully this is an easy fix! So, I've been using a virtual machine for my computational physics class, but it is ...
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0answers
140 views

Connect virtual machine (Ubuntu 16.04) to Internet on a Hyper - V (version: 6)

I have the next issue: I installed Ubuntu 16.04 in a hyper-v server 2008, this server is in a V-LAN that uses static IP as in the other virtual Windows servers that i have in this Hyper-v Server Host. ...
0
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0answers
23 views

Data corruption when transferring files out of VirtualBox?

I think this may also apply to Windows, but oh well... If I were to transfer downloaded files out of a guest OS in VirtualBox, say via shared folders or drag-and-drop, would there be any sort of data ...
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0answers
30 views

Passing a physical USB port to QEMU

I currently use a shell script to start my KVM accelerated QEMU vm. My current QEMU line is this: QEMU_AUDIO_DRV=pa qemu-system-x86_64 -enable-kvm -nodefaults \ -machine pc,accel=kvm \ -bios /usr/...
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0answers
27 views

Unable to run a Virtualbox machine : modprobe vboxdrv failed [duplicate]

I'm on Ubuntu 16.04, tring to use Virtualbox version 5.0_5.0.20 When I try to open a Virtual Machine, Virtualbox warn me that : WARNING: The vboxdrv kernel module is not loaded. Either there is no ...
1
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1answer
35 views

gui for managing virtual machines [closed]

I want to manage a bunch of KVM VMs on my linux desktop with different types of network connectivity options. Is virt-manager the best option to manage the VMs or are there better alternatives ?
2
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1answer
129 views

How to fix error 'libxenlight failed to create a new domain'?

Using Virt-Manager 1.2.1 on 14.04. / Xen 4.4 from repos. Cannot create VM machine because this error crops up on virt-manager. This is after editing /etc/xen/xend-config.sxp to allow virt-manager to ...
6
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2answers
215 views

Virtualization options on Ubuntu - are there others besides virtualbox

The only reason I ask about other virtualization options is because after moving to Ubuntu and Linux from Windows, I still have a few apps that I want to use from the Adobe Creative Suite, e.g. ...
0
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1answer
161 views

Ubuntu 16.04 multiple NIC, bridge - Not getting br0 DNS settings

After a updated to Ubuntu 16.04 - which has mostly gone very well - everything works except resolving names from the host. Resolv.conf does not pick up dns-nameservers from interfaces (br0) for some ...
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53 views

Ubuntu Server 14.04 and 16.04 one has internet connection other does not

I have two Ubuntu-Based OS's running on Windows Hyper-V 2012 r2. When I run one Ubuntu VM 14.04 (A), the second Ubuntu VM 16.04 (B) cannot connect to the internet and visa versa. I have tried ...