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

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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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15 views

Error on librados when trying to install qemu-kvm

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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14 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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2answers
27 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
26 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=-...
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1answer
25 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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12 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
29 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 ...
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1answer
42 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 ...
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2answers
24 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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62 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. ...
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18 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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17 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
16 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 ...
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1answer
33 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 ?
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0answers
56 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 ...
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2answers
188 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. ...
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1answer
93 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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38 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 ...
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31 views

Connecting to Virtualbox VM

I have been struggling with this issue for the past week and I have a feeling I am missing something very minor. Here is the issue: System Specifications: Ubuntu 14.04 Dedicated Server which resides ...
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34 views

Openvswitch networking

I made a VM using libvirt. I am trying to connect VM to the OVS bridge. I named VM as "ubuntu" and OVS bridge as "ovs-br0". Result of ovs-vsctl show is as follows: ovs ports and interfaces Here, I ...
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1answer
14 views

virt-manager process continues running after closing all of its windows, what should I do?

I have installed qemu, kvm, and virt-manager, though I have noticed that after closing all of the virt-manager windows that there is still a virt-manager process running which originally appeared to ...
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12 views

I need to set apt-build mtune directive on VPS ubuntu server

I need to set the right architecture for apt-build to work, in a VPS environment. Here's cpu-info detailed: processor : 0 vendor_id : GenuineIntel cpu family : 6 model ...
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49 views

GPU passthrough to multiple vm's

I am just wondering if anyone here knows if it it possible to pass a single GPU onto multiple virtual machines one at a time? Basically what I'm thinking is if it is possible to have two virtual ...
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0answers
36 views

Open-source virtual machine apps supporting larger VRAM than 256 MB [duplicate]

I have tried Virtual Box running Windows 10 with it, but all i get is 256 MB of video memory, while I have a 4 GB VRAM video card. When I try with VM Ware the video memory is increased to about 3GB ...
2
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1answer
31 views

Changing Network Adapter in KVM

I'm building a server to be deployed on a KVM host in the near future. I'm building the machine on my personal laptop in KVM using the virt-manager GUI for KVM. To begin with I kept most of the ...
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1answer
112 views

Keyboard not working in Hyper-V gen 2 vm under Server 16.04 installer

According to Microsoft, Ubuntu 16.04 is essentially fully supported under Hyper-V generation 2 VMs. Evidently that is a false assertion, because my keyboard doesn't work in a gen 2 VM. The keyboard ...
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1answer
105 views

keep memory usage low Ubuntu 16.04 Server guest VM

I have an Host Machine running KVM+QEMU and multiple guests. All Guests are running Ubuntu 16.04 (virtual machine installation). My current problem is, that the host memory consumption (via htop) is ...
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16 views

How does passthrough mode work in 9p (libvirt/QEMU)?

9p docs at QEMU wiki say that in passthrough mode files on host filesystem are created with guest access credentials. How is that possible? Suppose my guest has user vagrant:vagrant and host doesn't ...
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58 views

VMware - starting services failed

I have some issue running VMWare Workstation Player 12 on Ubuntu 16.04 LTS. First I downloaded and installed VMware-Player-12.1.1-3770994.x86_64.bundle using this command: chmod +x ./VMware-Player-...
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1answer
43 views

How do I test an application in Ubuntu, without affecting the system?

I would like to know what is the best way to test application (packages). Because some packages may damage the system. How can do that, in Windows there is Sanboxies for such tests. In Ubuntu I don't ...
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77 views

Unable to install VMware kernel modules in Workstation 11 on Ubuntu 16.04

I am unable to install VMWare Workstation 11 successfully on Ubuntu 16.04 due to the Kernel Module Updater failing on the Virtual Machine Monitor and Virtual Network Device. Here is the log file that ...
1
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1answer
52 views

9p (libvirt/QEMU) share modes

Can anybody explain what share modes - default, mapped, passthough, squashed - mean in libvirt/QEMU configuration? I've got this share in passthrough mode. I see that inside VM it is owned by ...
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30 views

Xen USB passthrough not doing anything

I'm trying to create a DomU with Xen 4.6.0 for a Windows 8.1 virtual machine. After successfully setting up Xen, and being able to run my Windows 8.1 ISO in it, I wanted to be able to connect an ...
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2answers
74 views

How to run the GParted Live CD image?

I downloaded the gparted-live-0.26.0-2-i686.iso from the Live CD page and added to my VM: A double click on the CD icon on the Desktop only opens the image folder. The option "Open With Run ...
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2answers
83 views

Guest system does not see the updated disk size in VirtualBox

In the last time on every start of my Ubuntu 14.04 VM I'm getting the message Low Disk Space This computer has only 314.8 MB disk space remaining. You may free up some space by emptying the ...
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1answer
398 views

installing and using android studio with virt on ubuntu 16.04

It will be better if there's a step by step installation for android studio and qemu vm. Cause i'm going through hell trying to fix a lot of ish here. Tried umake android 'android-ndk' That's using ...
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9 views

Virtualised Collaboration Network

I've been asked by my work to design, build, and test a virtualised collaboration system to replace what we currently use. It will be used by a team of 5 to reverse engineer malware. We currently ...
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35 views

Suspend virtual machines on shutdown (Ubuntu 16.04)

I would like to save the state of the kvm vms when the host is shutting down. I think i found a way to do that, but at the moment it does not work correctly. In /etc/default/libvirt-guests i set ...
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1answer
112 views

Network Bridge inside VM for LXD

I use ubuntu 16.04 in a kvm virtual machine. For lxd containers I try to make a network bridge, so the containers are available in our local network. The interface file looks like this: auto eth0 ...
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1answer
93 views

xrdp+xfce to install virtual machines in KVM - keyboard does not work

I recently installed Ubuntu 16.04 on my HP DL360. This is my test server for my virtulisation platform for testing. Thus I configured xrdp+xfce for remote access from my windows laptop. So far so ...
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1answer
37 views

Ubuntu Installation to VM = write the changes to disks?

I'm trying to install Ubuntu in a virtual machine. I click "erase disk and install Ubuntu" and click "install now". Then a dialog pops up which reads the following: Write the changes to disks? ...
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1answer
123 views

Ubuntu KVM Server Won't Create SR-IOV Virtual Interfaces

I'm working on a Ubuntu KVM server. It's Ubuntu 14.04 LTS with kernel 3.19. The motherboard is the Gigabyte ga-990fxa-ud5 r5 with bios ver. 3. I have qeum/kvm 2.2 installed. I have IOMMU on in the ...
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1answer
69 views

Issues with QEMU GPU passthrough on ubuntu 14.04 LTS

I am following a tutorial on how to run a VM that can use my GPU and I have run into a problem. Here are links to the tutorials https://www.youtube.com/watch?v=w-hOr44oBAI https://www.pugetsystems....
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3answers
196 views

How to remotely access website in my virtual machine?

I have installed VirtualBox and a guest machine with Ubuntu. From my host Ubuntu, I can browse to 192.168.56.10 and see webpages inside my guest Ubuntu server (and I can ssh user@192.168.56.10 into ...
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1answer
105 views

Why can't I see a QXL device in my windows 10 kvm guest

I've been following the instructions here: http://www.spice-space.org/page/WinQXL To try and install the QXL driver on a windows 10 guest on an ubuntu machine with KVM. The instructions mention that ...
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0answers
55 views

how do I install qemu on my bq Aquaris M10?

I am trying to install scrivener (windows, or Linux) on my bq Aquaris m10 tablet. The problem is that scrivener is only written for amd/x86 hardware, and my tablet is arm. The good news is that this ...
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29 views

How to access kvm guest on a remote headless ubuntu server?

How do I access - the console (like Dell's iDrac) of a kvm guest (created using virt-install) on a remote Ubuntu15.10 headless server - access from a windows desktop (vnc client)?
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26 views

nVidia 8800 GTX - GPU Passtrough

Is it possible to get nVidia 8800GTX to QEMU VM? I have CPU and Motherboard with VT-d support and two GPU. One (main) is some ASPEED GPU, other 8800GTX. I look through possible guides with no luck. ...
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34 views

How can i migrate a KVM virtual machine from an ubuntu server 12.04 to a fresh install of ubuntu server 16.04?

I have recently installed a fresh copy of ubuntu server 16.04 on a separate partition on my harddisk. My headless server is still running 12.04 as well with several services in virtual machines (e.g. ...