The xen tag has no wiki summary.
7
votes
2answers
2k views
What is the “/dev/xvda1” device?
When I type mount on the root of my Ubuntu system I get the output
/dev/xvdal on / type ext4 (rw,noatime)
I want to know what is the meaning of /dev/xvdal in this?
7
votes
1answer
230 views
Creating block devices for openstack deployment using MAAS and juju (nova-volume deployment)
I'm currently trying to get a openstack deployment working by using MAAS with 9 nodes and juju. To do this I found this guide, working with ubuntu 12.04 LTS and followed it as good as I can.
After a ...
6
votes
1answer
3k views
How do I use Xen hypervisor?
I am interested in trying out Xen;
What packages do I need to install?
How do I set up a DomU instance?
6
votes
3answers
5k views
Current protocol for installing Xen with as a Dom0?
I tried to install Xen a few weeks ago with Ubuntu 11.10 as the Dom0. At the time, I encountered too many problems to list here. And an internet search revealed that others were having similar ...
3
votes
3answers
158 views
/etc/network/interfaces ignored
I've been searching the internet for the last 2 hours and can't seem to find a solution to the following problem.
I just installed Xen in a fresh Xubuntu 13.04 and in order to setup the networking, I ...
3
votes
2answers
465 views
Can I use Xen virtualization/paravirtualization when my processor doesn't support VTX?
I have a server (4 GB RAM, 64-Bit Intel Atom 330 1.6 GHz processor).
The processor doesn't support any kind of virtualization (I looked up the documentation).
Can I still use Xen to make several ...
3
votes
1answer
281 views
How can create the smallest possible mirror of the archive?
I need to create an http url at my laptop to have a Ubuntu installation begin within my laptop on a Xen environment. This is how the final thing will look like.
The host and client are both going to ...
3
votes
3answers
2k views
Why do I get disk I/O errors booting the 3.2 kernel on a xen vps server?
I have a xen vps, which I just upgraded to the new LTS 12 Precise Pangolin.
However, I see this error on booting:
[ 12.848076] end_request: I/O error, dev xvda, sector 12841
[ 12.848093] ...
3
votes
1answer
773 views
Xen 4.0.1 not booting with device not found error
I'm trying to get Xen 4.0.1 run as dom0 on a fresh/clean install of 10.10 desktop (x64).
Followed the step by step tutorial at http://wiki.xensource.com/xenwiki/Xen4.0
I have the pvops kernel in ...
2
votes
2answers
290 views
Virtualization on Ubuntu 12.04 LTS
We plan to introduce virtualization on our 64bit Ubuntu 12.04 LTS server so that we can run, in different VMs, a file server for our staff and some development machines for our IT team (code ...
2
votes
2answers
3k views
How to set Grub to automatically load Xen kernel
How do you configure Grub to automatically use the Xen kernel under Ubuntu 11.10?
No matter what I do, it loads the first menuentry. The only way I can get it to load Xen is to manually select the ...
2
votes
2answers
751 views
How To Boot XEN VMs Using iSCSI?
In simple, I want boot XEN fully virtualized (HVM) guests (both Windows & Linux) using iSCSI drives (i.e. from SAN).
My main purpose of this is to learn about this process. So, how can I do it? ...
2
votes
1answer
2k views
Which is best to use on a HEADLESS Server that is going to be use as virtualization host? KVM / XEN / QEMU?
Okay, The main purpose is to learn about virtualization and play around with it. However, I have a problem of determining which is best for a headless server. I want to run several Linux distributions ...
2
votes
1answer
922 views
Ubuntu 12.04 as Xen Dom0 with GUI
i will create a homeserver with Xen who has a graphical user interface (for watching tv, browse the internet etc).
The problem is, if i install xen after my Ubuntu Desktop install, my (dom0) Ubuntu ...
2
votes
1answer
2k views
I want to install Xen to run Ubuntu 12.04 and Windows 7 at the same time but I can't find any good tutorials
I'm wanting to use Xen Hypervisor to be able to run both Ubuntu 12.04 and Windows 7 at the same time using virtualization. I can find plenty of XCP tutorials but I'm not looking to install the cloud ...
2
votes
2answers
516 views
I have Ubuntu 9.04 on my Xen VPS - can I upgrade it to 10.10?
I use Ubuntu 9.04 (the most recent version that the VPS host provided) on a Xen VPS. The kernel version seem to be something Xen-specific: 2.6.18-194.32.1.el5xen.
I would like to have the most recent ...
2
votes
1answer
171 views
Memory management in Xen
I understand that xen allocates all the physical memory requirement of the guest when started. Also it maintain a shadowing page table (I'm assuming it uses struct page_info to maintain this. Am I ...
2
votes
1answer
494 views
Xen keeps making the time wrong on a Windows guest
Just upgraded our Ubuntu Server to 12.04.1 LTS. It runs a Xen VM, which is Windows Server 2008 R2 x64.
We are using the xl toolchain for Xen.
We are in the UK, which is currently GMT+1 (BST).
The ...
2
votes
0answers
294 views
Xen 4.1 + NVidia driver = Unity has no window decorations [closed]
I am running Ubuntu 11.10 with Unity. I installed XEN and booted its kernel. The machine booted normally. However, when I started Unity (3D), there were no window decorations.
I tried Unity 2D and ...
2
votes
1answer
2k views
How do I load iptable kernel modules onto a VPS?
I have two servers, using one for prod and one for dev. They are with different providers, and one is running Xen and the other OpenVZ (both running Ubuntu but 8.04 and 10.10 respectively). I've ...
2
votes
0answers
372 views
How to install over http in virtual manager? [closed]
I am having a situation where I can not use a CD or PxE boot or wubi to install.I need to necessarily do an http install of Ubuntu.I am basically trying to create a guest OS in a virtualization setup ...
1
vote
1answer
802 views
Ubuntu Server 12 not spawning a serial ttyS0 when running on Xen
I have this problem on more than one host, so the specific hardware is not an issue.
Bare metal Ubuntu 12 is not creating a login process on the only serial port, in the default configuration. The ...
1
vote
2answers
2k views
Dom U Installation on Ubuntu 11.10
I am trying to add a DomU Operating system on Ubuntu 11.10.
I have successfully installed Xen.
Verified with
xm info
virsh-version
which returns:
Compiled against library: libvir 0.9.2
Using ...
1
vote
1answer
278 views
Need to set up shared storage for Guest virtual machines that are running on a Xen host
My environment:
I am doing these things at home with the purpose of learning about virtualization techniques. My machine have quad core processor that supports Intel-VT and 8GB RAM. XEN is the ...
1
vote
1answer
2k views
Xen - install fully paravirtualized Ubuntu - no virtual kernel in bootloader
I followed this guide:
https://help.ubuntu.com/community/Xen
I managed to get 99% the way through it, but it appears the xen-netboot image doesnt install a virtual kernel (it says 'generic' at the end ...
1
vote
1answer
775 views
How do I set up a xen bridge?
I have been reading various pages on how to set up the network for xen. Unfortunately, none of them actually have a full example config. They clearly show what the xenbr0 section should look like, but ...
1
vote
1answer
596 views
ubuntu 12.10, 12.04 “Unable to find medium containing a live file system”
When installing ubuntu via xen i get
Unable to find medium containing a live file system
i go the iso from http://www.ubuntu.com/download/desktop
and have been following this tuorial
...
1
vote
1answer
73 views
gvnccapture- Installation
I want to capture virtual machine screenshot. I have installed xen hypervisor and I am controlling my virtual machines using libvirt-php API. It has a function:
...
1
vote
1answer
383 views
How do I configure networking when using XEN on 12.04 Server
I'm following this guide, https://help.ubuntu.com/community/XenProposed, and I'd like to setup a static IP address, but I don't know how. I'm using 12.04 Server.
This is the step I'm having trouble ...
1
vote
3answers
1k views
How change what kernel boots Ubuntu XEN VPS?
I have a VPS running Ubuntu server 12.04. A while ago, my host installed an alternative kernel (one of Amazon's EC2 kernels) to fix a boot issue I was having. Now, 2 Ubuntu releases later, this kernel ...
1
vote
1answer
5k views
How to set up bridged networking in Xen?
I have 2 domU virtual machines installed on a 11.10 Oneiric Dom0. My internal network is on the 192.168.1 subnet, and when the domU's start, they get ips on the 192.168.122 subnet. I have attempted to ...
1
vote
1answer
1k views
Which Ubuntu kernel package should I run in a Xen domU
I have a Xen domU provided by a 3rd party vendor, and am running Ubuntu 10.04 on it. Is there a more xen-specific kernel I am running than that provided by the linux-image-2.6.32-21-server package? I ...
1
vote
0answers
24 views
Can PXE be used to logon to VM
Can I use PXE to boot a thin/fat client directly into a running VM. My plan is to have my server running the VMs (Windows and ubuntu machines)in XEN or KVM I need for the Family to use and have some ...
1
vote
0answers
35 views
After upgrading a VM to 12.04 my eth0 MAC is all zeroes
I did a series of upgrades from 10.04 to 12.04 on a VM under Xen virtualisation. Now for some reason eth0 won't start up, ifconfig says mac address is 00:00:00:00:00:00, I've tried setting the address ...
1
vote
1answer
192 views
“(XEN) Not enough memory to relocate the dom0 Kernel image” (not iSCSI/HBA issue)
I'm trying to isntall Xen on ubuntu 12.04 LTS for the first time (running on blade server, 8GB ram, without the naughty iscsi controller, running LSISAS1064E)
I've followed the official ubuntu ...
1
vote
0answers
72 views
Ubuntu 11.10 Black Screen during xen vm cloning
I am using Ubuntu server 11.10,with xen hypervisor 4.1. Beside this I have installed Libvirt-0.9.2. All things working perfectly. But some time while using virt-install or virt-clone during the ...
1
vote
0answers
266 views
Convert existing Ubuntu desktop 12.10 installation to have Xen Guest Support
It looks like previous versions of Ubuntu had a package called linux-ec2 that would install a kernel with Xen Guest support. I was unable to find any packages in specifically 12.10 that install a ...
1
vote
0answers
322 views
Debootstrap chroot Installation Error
During initial installation (using both Network installation and CD ISO) of Ubuntu Server 12.04.1 LTS (64-bit) as a guest VM on XenServer 6.1 I'm getting this error:
Debootstrap warning
Warning: ...
1
vote
2answers
759 views
Running Xen on Ubuntu-Server 11.10
I'm trying to run Xen on Ubuntu Server 11.10. I tried following the wiki, but it's a bit obsolete, so I tried following a blog post. Everything seemed to be going well, until I ran virsh version, ...
1
vote
0answers
427 views
Ubuntu Oneiric Server (amd64) failed to detect QEMU HARDDISK ATA and e1000 model NIC [closed]
When I tried to clean install Ubuntu 11.10 Server (amd64) as a HVM guest on XEN (4.0.1), it failed to detect QEMU HARDDISK ATA-7 hard disk and e1000 model NIC provided by xen-qemu-dm. Same thing is ...
0
votes
1answer
392 views
Setting up Xen VGA Passthrough With Two Different Video Card
While I have learned that you must use two different video cards to utilize Xen's VGA Passthrough, I am curious if you can do this with different video cards from the same manufacturer. Specifically, ...
0
votes
1answer
184 views
Libvirt-php Creating Domain
Could you tell me how to create a new domain?
From PHP API Reference guide: http://libvirt.org/php/api-reference.html
I have seen these functions:
(i) libvirt_image_create($conn, $name, $size, ...
0
votes
1answer
712 views
How do I auto-start Xen guests on boot?
I have just upgraded to Ubuntu Server 12.04 and permanently run a Xen guest.
We have migrated to the xl toolstack for Xen (from xm) as suggested which unlike xm does not have support for managed ...
0
votes
1answer
642 views
How to limit xen dom0 RAM to a certain amount?
How to limit xen dom0 RAM to a certain amount?
When there was grub1 and a grub.cfg, I knew how, just add to the kernel options there.
Now I have no clue. I have tried setting ...
0
votes
1answer
2k views
Can't boot --> PXE-M0F: Exiting Intel PXE ROM
Question:
I recently installed Xen (paravirtualization) on my Ubuntu 12.04 machine.
Ubuntu 12.04 worked excellently before, but afterwards, the trouble started.
The laptop crashed every time I ...
0
votes
1answer
792 views
XEN 4.1 missing from the Grub Menu
I installed Xen with following Commands.
apt-get install xen-hypervisor-4.1-i386
apt-get install xen-utils-4.1
apt-get install xenwatch
apt-get install xen-tools
apt-get install xen-utils-common
...
0
votes
0answers
10 views
I need to install Xen 4.1
I am trying to install xen but as I use the directions at below web site I have not been successful so far :
https://help.ubuntu.com/community/Xen
can anyone help me ???
0
votes
0answers
16 views
Ubuntu 12.04 as pv guests
i am trying to install ubuntu 12.04 64 as para virt guest on xen.
downloaded ram disk and kernel and specified in ubuntu.cfg
kernel = "/var/lib/xen/images/vmlinuz"
ramdisk = ...
0
votes
0answers
36 views
How to setup non-local bridged network for Xen?
I've had an absolute nightmare the past 5 days trying to set up the proper bridged networking for Xen. I've tried so many guides and all have failed to provide a solution for my specific question.
...
0
votes
0answers
26 views
permission problems with LVM and xen
I have xen installed with dom0 as ubutnu server 12.04. after creating a a logical volume using lvcreate, it is no longer accessible to me. if I try, for example, to delete it I get "One or more ...
