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1answer
2k 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 ...
0
votes
1answer
196 views

Blinking Cursor when Booting into Xen 4.1 with 3.2.0-32-generic Kernel

I've installed Ubuntu 12.04 onto a machine with an AMD Athlon II x4 620 cpu, Gigabyte GA-MA785GMT-UD2H motherboard, and 16 GB of RAM. 12.04 boots fine with the 3.2.0-29-generic and 3.2.0-32-generic ...
2
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1answer
343 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 ...
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1answer
1k 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 ...
2
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1answer
4k 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
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1answer
1k 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 ...
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1answer
2k 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 ...
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1answer
5k views

Can't boot --> PXE-M0F: Exiting Intel PXE ROM [closed]

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 ...
1
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1answer
115 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: ...
0
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2answers
255 views

Xorg and Virtualbox break after installing Xen

I installed XEN using these instructions https://help.ubuntu.com/community/Xen Now when I rebooted virtualbox doesnt work, X doesnt work, lightdm doesnt work How can I set it back to how it was ...
0
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4answers
2k views

Download softwares along with dependancy

I am trying to download xen hypervisor so that when ever Internet isn't available I can install it. I am using this: sudo apt-get download xen-hypervisor-4.1-i386 This will create a .deb file. But ...
9
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2answers
6k 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?
0
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1answer
312 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, ...
2
votes
2answers
3k views

Bridging: Loosing WLAN network connection with 4addr on option - Why?

Question: For use with my Xen VM, I need to create a virtual network interface (vif) that is bridged to wlan0. If in /etc/network/interfaces I add auto xenbr0 iface xenbr0 inet dhcp And ...
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2answers
1k views

Is there a better paravirtualization solution than Xen?

Question: I want to run a (para) virtual machine on my Linux console server. Catch-22 is that the processor does not support VTX/AMDv, so I have to use para virtualization instead of normal/hardware ...
1
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1answer
530 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 ...
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3answers
2k 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 ...
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1answer
10k 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 ...
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4answers
3k 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] ...
2
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0answers
325 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 ...
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1answer
1k 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 ...
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2answers
4k 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 ...
1
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2answers
815 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, ...
0
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1answer
356 views

Ubuntu Server 10.04 LTS & Xen intermittent networking

I have been setting up a xen server with 10.04 LTS server installed. Every so often, the network seems to hang. For example 64 bytes from 192.168.1.109: icmp_req=1317 ttl=64 time=0.381 ms 64 ...
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2answers
3k 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 ...
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0answers
496 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 ...
2
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2answers
1k 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? ...
6
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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 ...
1
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1answer
466 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 ...
2
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1answer
3k 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 ...
3
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2answers
629 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 ...
6
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1answer
4k 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?
2
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1answer
3k 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 ...
3
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1answer
323 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 ...
2
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0answers
442 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 ...
2
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2answers
577 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 ...
1
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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 ...
3
votes
1answer
962 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 ...