Tagged Questions

2
votes
2answers
207 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 ...
0
votes
0answers
176 views

How to create xen pv iso of ubuntu 12.04

Currently i am running xen pv ubuntu 12.04 instance which i installed after downloading kernel (vmlinuz) and ram disk (initrd.gz) and then specified this in a file and Complete os got installed ...
0
votes
1answer
333 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
0answers
239 views

xen daemon: Error creating domain: Boot loader didn't return any data!

I am trying to create a VM with the following command virsh -c 'xen+unix:///' create /tmp/z2c.xml but I get the following error: error: Failed to create domain from /tmp/z2c.xml error: POST ...
1
vote
0answers
67 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 ...
0
votes
1answer
158 views

ubuntu 12.04LTS libvirt no conenction driver available

I am trying to setup a vm using xen under ubuntu 12.04LTS. I have installed the default libvirt version but I have some errors when trying to run: $ virsh -c <uri> list the errors are: ...
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
0answers
316 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: ...
0
votes
0answers
183 views

Why does ubuntu server switch to standby when using the xen kernel?

Question: I have a Linux server, which runs Ubuntu 12.04. I installed Xen-server and paravirtualized an Ubuntu 12.10 as guest machine. Bridged the network, and so far, it worked fine (after much ...
1
vote
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 ...
6
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?
0
votes
1answer
174 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
2answers
1k 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 ...
-1
votes
2answers
810 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
vote
0answers
365 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 ...
0
votes
0answers
201 views

Why does my time keep jumping forward randomly on a Xen virtual machine (domU)? [closed]

I have been having some weird problems with NTP for a while. If I use ntpdate to set the time then it sets fine. ntpd then invariably fails to find a server (I have loads configured) and decides to ...
2
votes
2answers
2k 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
vote
2answers
748 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
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 ...
2
votes
2answers
707 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? ...
1
vote
1answer
270 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
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 ...
3
votes
2answers
457 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 ...
2
votes
0answers
370 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
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 ...