Questions tagged [xen]

Questions related to Xen Project, which creates a hypervisor or Virtual Machine Monitor (VMM). A hypervisor allows one machine to run multiple virtual guest operating systems simultaneously.

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XEN cannot start domains after upgrading from 18.04 to 20.04

Dom0 wrong xl list Name ID Mem VCPUs State Time(s) (null) 0 31898 8 r----- 27.7 starting of ...
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18 views

Installing Ubuntu 18.04.4 Desktop on Xen Orchestra from ISO

Newbie with Ubuntu and Xen Orchestra in general. I exported Ubuntu desktop iso in my iso storage on XOA, and set up a new VM via template loaded iso file. After starting my VM and success full install ...
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Xen doesn't start on Ubuntu 19.10

Basically after running "apt-get install -y xen-hypervisor-amd64" I rebooted and got stuck here, during "mounting process", and no matter what I do, it just freeze there... This is how it looks
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21 views

Can't install ubuntu as Xen guest

I'm brand new to xen, but I've worked through the official beginner's guide (https://wiki.xenproject.org/wiki/Xen_Project_Beginners_Guide) and installed both xen itself and Windows 10 as a guest. BTW,...
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108 views

Installed Xen and now computer won't boot

I recently installed Xen on Ubuntu 19.10. When I rebooted my computer to use it Grub automatically booted as usual, but this time I got the error code on my main Samsung 1TB hard drive that the ...
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63 views

Xen UEFI guest dies immediately when starting up - Ubuntu 19.04

I have a new ProLiant DL325 Gen10 server (AMD Epyc 24-core), where I have installed Ubuntu 19.04 and Xen hypervisor from the standard Ubuntu repository. I have migrated a number of Xen guests (Linux ...
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1answer
81 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 ...
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1answer
47 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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2answers
65 views

Problem with creating a PV-ubuntu-guest with Xen on slackware

I don't know if I'm in the right place but: i have Xen installed on slackware and i wanted to create an Ubuntu-Guest-Domain. I created the xen-config-file(attached) manually and created a new guest ...
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35 views

Sharing internet between Host and guest xen

I am using Ubuntu 14.04 as host machine,want to create bridge so that guest OS can access the WiFi Internet access. If a have understood correctly brctl utility is used to create bridge for Ethernet ...
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947 views

New Ubuntu 18.04 xen 4.9 VM will not boot (LUKS setup) - fails back to initramfs

On a fresh Ubuntu install with Xen (learning Xen, proficient with Ubuntu), I try to create a domU PV VM with LUKS encryption, the whole setup procedure goes smoothly, including creating, unlocking the ...
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1answer
1k views

Install Ubuntu 18.04 LTS on Xen hypervisor with linux kernel 3.18

Is it possible to install Ubuntu 18.04 LTS on a xen hypervisor platform with a 3.18 kernel? Does the xen hypervisor's kernel need to be the same or higher then the installed guest? Thank you in ...
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1answer
174 views

Pass-through of Marvell 88SE9230 to Xen guest with AMD-V iommu

I have a Gigabyte GA-970A-DS3P board with a AMD FX(tm)-8350 cpu. I have IOMMU enabled in the BIOS. For the non-XEN linux boot I pass iommu=pt amd_iommu_dump as a kernel argument and can verify that ...
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1answer
496 views

Help please with XEN PCI-device passthough

I have problem with PCI passthough in XEN. kernel: 4.15.0-23-generic CPU: Intel Core i7 - saw specifications on Intel website: it supports VT-d, VT-x and all other technologies! Checking XEN is ...
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1answer
2k views

Unable to change display resolution Ubuntu 18.04 on Xenserver VM

I'm using Dell T410 server with Free version of Xenserver 7.4, i installed Ubuntu 18.04 VM all went well but i'm unable to adjust the resolution from ubuntu settings, showing just 800X600, see ...
2
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1answer
750 views

Xen boot fails on HP Z8

I followed the instructions in https://help.ubuntu.com/community/Xen. Well, the first two steps. After the reboot, I am presented with: Loading Xen 4.9-amd_64 ... WARNING: no console will be ...
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1answer
6k views

Installation of 18.04 Bionic fails on XenServer7

I tried to install Bionic server as a guest on XenServer 7.0. After booting the iso I get a black terminal saying: vbd vbd-5696: 19 xenbus_dev_probe on device/vbd/5696 And that's it. Did anyone ...
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1answer
180 views

Qemu vs. Xen(Qemu): virsh can't find qemu

Im running following setup build from source: libvirt Xen(quemu was part of Xen build process) virsh vol-create qcow2 Responds to me: No qemu installd, only raw possible. Every solution pointet out ...
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1answer
4k views

Why is having an error initializing AMD-Vi?

I have a Ryzen 5 1600x CPU with a MSI X370 Gaming Pro Carbon motherboard, which 100% supports I/O virtualization. When I boot in Ubuntu without Xen I can see: me:~$ dmesg | grep IOMMU [ 1.074675] ...
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1answer
85 views

Xen DomU with > 520GB memory

i am currently trying to assign 750GB Ram to a DOMU running on our Xen server. Even though the overview states that the DOMU has 750GB RAM, inside the Guest there are only around 520 GB available. ...
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0answers
533 views

Booting of Xen Hypervisor on ubuntu 16.04.03 got stuck

we have installed the Xen Software and changed the GRUB configuration, following the standard guide on ubuntu forums. While rebooting the server, hypervisor and server did not come up and no error ...
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59 views

connect to windows 10 VM through xen

I created win10 VM on my Ubuntu 16.04 OS. i already download all the relevant packages for ssh . i started the ssh service and i got this ssh's status when i tried to connect the vm i got ...
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455 views

How to import Xen XVA files into KVM/QEMU

I am looking at powering down some Citrix XEN systems as part of an infrastructure upgrade and I was looking into using KVM/QEMU as the hypervisor instead of Xen. My XEN backup files are in XVA ...
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1answer
686 views

I installed xen-hypervisor and it breaks bootup

I ran some aptitude install commands for xen and xen tools and its broken grub, it hangs indefinitely when I boot. This unanswered question happens. booting xen hypervisor on ubuntu14.04 stuck at ...
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2answers
26k views

How to install Xen-Tools on Ubuntu Server LTS 16.04 with Xenserver 7?

I tried several methods. sudo apt-get install xen-tools is installing at least two packages but cannot configure / start them for unknown reason. Source Using the iso provided by Xencenter (...
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0answers
295 views

Kernel panic rebooting - Xenserver Tools

Topic edited, see revs for more information. I've an Ubuntu Server 14.04 running on AWS that reboots every 5 minutes. I found this message when accessing the console's panel: I'm now trying to log ...
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40 views

Bandwith monitoring in a network

We have a Internal lab system with some four physical machines. In four physical machines we have three machines with XenServer installed which is have XenVms and One Machine with Virtual box ...
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0answers
155 views

ubuntu 16.04 32bit boot crash when memory is 4GB on Xen

I've install ubuntu 16.04 32bit on Xen platform, it boot OK when memory is less than 4GB, but when i set the memory to 4GB, it will crash when the system is booting. The call trace is like: [ 2....
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1answer
91 views

How to compile and configure zen 4.2 from source code?

I have downloaded Xen 4.2 source code from GIT. Now I want to compile Xen from the source code on ubuntu 12 or 14. I have followed all these steps in the following link (https://wiki.xenproject.org/...
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1answer
227 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 ...
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1answer
707 views

Xen vs Dual-Boot for Games

friends! I'm using Ubuntu for making games, browsing net and anything I could ever do and I really like it. However, there is a little problem. My favourite game series Resident Evil doesn't run well ...
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1answer
6k 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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0answers
2k views

Convert Ubuntu 16.04 to PV domU on XenServer 6.5

Until recently, I've used templates from stacklet.com to create my virtual machines on XenServer, but they haven't released one for Xenial yet, and now it looks like they may have ceased operations ...
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1answer
1k views

Xen VM - Ubuntu fails to boot, how can I enter recovery mode?

I have a Ubuntu 14.04 VM that failed. It could not red/write, so I rebooted. It now loads as far as this: ------ * Starting userspace bootsplash [ OK ] ...
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1answer
197 views

network setting with xen hypervisor

I have installed xen on my ubuntu 14.04 by following the instructions at here: http://ubuntuforums.org/showthread.php?t=2008795 However, after the reboot, on the logo screen (still no desktop), it ...
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1answer
114 views

Xen domu apache

This is a Xen bridge issue. I have a web server guest. When people click on a web page, the apache logs show the IP of the bridge, not the persons IP who clicked on the page. The bridge should be ...
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1answer
2k views

Xen uninstallation

I have tried to install Xen on my ubuntu 14.04 system but I got an error while rebooting " error while mounting /proc/xen. Now i want to remove xen packages completely from my system. I have tried ...
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1answer
3k views

Running VirtualBox in a Xen environment fails

So, virtualbox does not get along with xen. How do I kill/uninstall/remove xen from the terminal so that DKMS process succeeds? aborns@nautilus:~$ sudo apt-get remove xen-hypervisor-4.5-amd64 Reading ...
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1answer
601 views

Web-based Xen hypervisor

I want to make users to be able to create and manage virtual machines from a web-based interface. I have installed Xen hypervisor on my Ubuntu machine I have installed Apache webserver and all the ...
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1answer
897 views

Can XenCenter connect to xen-hypervisor-amd64

I have installed XenServer recently, but didn't stick with it. I am familiar with Ubuntu and was reading you can install XenHypervisor as a standalone package inside a Ubuntu OS. Kind of like ...
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2answers
2k views

How do I install Ubuntu in Xen virtual machine?

Installing Xen on a host machine is easy, but installing an operating system inside a Xen virtual machine is poorly documented. Assume that the system I wish to setup: uses paravirtualization. uses ...
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1answer
47 views

2nd graphic board to work with XEN virtualisation?

I plan to use XEN to work in 2 sytems at the same time. On the 1st screen the main system (Ubuntu 14.04), on the 2nd screen the guest system (Win 7). Question 1: Is it a good idea to use a 2nd ...
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0answers
269 views

14.04 LTS / Routing with 2 WAN Lines … on Dom-0 Xen host drives me nuts

Short note: Well I think I might have a solution but need to prove it first. Regarding the NAT on the Hardwarerouters to each WAN-line seem just to do NAT for its own subnet, so I will simply need ...
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0answers
268 views

Multi-headed Gaming VM Host on Ubuntu Server

I am trying to build a multi-headed gaming system based on an Ubuntu Server 15.04 host with either Windows or Ubuntu/Linux Mint guests. I have gotten the systems nearly working with Linux Mint/Ubuntu ...
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1answer
2k views

Grub warning- xen

When I run update-grub I get the following warning on my Ubuntu KVM hypervisor: Including Xen overrides from /etc/default/grub.d/xen.cfg WARNING: GRUB_DEFAULT changed to boot into Xen by default! ...
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0answers
33 views

New to Ubuntu - Initial install - Partitioning [duplicate]

I am new to Ubuntu but not to Linux. I am installing the latest Ubuntu server on a HP Laptop (DV6) and it has Windows 7 taking up the entire disk. I should state that I want to install Ubuntu and also ...
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1answer
285 views

Any idea why ubuntu-14.04.2-server-amd64.iso can not be mounted?

I tried to set up an Ubuntu 14.04.02 amd64 virtual machine on a Citrix Xenserver host but it is not possible to proceed with the installation because the ISO can not be mounted. I tried diffferent ...
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1answer
169 views

how to interface xenserver and ubuntu14.04

i install xenserver hypervisor in 1st laptop and in 2nd laptop i installed ubuntu 14.04 LTS with openstack using devstack installation. Now i want to interface this 2 laptops. how to interface between ...
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2answers
725 views

Error when connecting openxenmanager to xen-4.4

Xen newbie question : I've installed last ubuntu xen and openxenmanager on my Intel I5 64bit workstation with default configuration and after rebooted on xen grub choice : cylere@lalla:~$ ps -ef |...
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1answer
2k views

Xen vm stuck at grub prompt

How can I get my Ubuntu server booting again? Is there a tool that would auto-fix this situation? No matter how many ways I run the "boot fixer" using a virtual image of boot-repair-disk-64bit.iso ...