XenServer is the virtualization platform Citrix has built around the Xen Hypervisor.

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Xenserver: Pass parameters during VM build

On XenServer is there any way to read VM metadata (Custom fields, Tags, VM Name) from inside the VM using Linux (CentOS 5.8) ? Basically what I want to do is: Create new VM using xe vm-install ...
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148 views

What RAID policies should be used for a XenServer host?

I have a server with a PERC6/i card and a RAID-10 array running XenServer 6.1 with 6x VMs, one of which is SBS 2008 and the rest are a mix of file server, video-on-demand and SQL database server. The ...
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2answers
7k views

XenServer disk space maxed out but no idea why?

My XenServer 6.1 installation reports the following for the local SR: 3711.6 GB used of 3717 GB total (1491 GB allocated) There are no snapshots visible under the "snapshots" tab of each VM and the ...
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2answers
673 views

Strange Ubuntu boot up warning

I have a VM (Xen based), I can boot up the machine but there are some warning during the boot up. Are they normal? If not, how to solved? md: Scanned 0 and added 0 devices. ...
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1answer
109 views

Split management network from data in Xen Server

I'm working on configuring our existing pool of four hypervisors running XenServer 6.1 to use a separate management network. Currently the setup is a single link with a public address over which all ...
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2answers
791 views

Web UI to Xen Cloud platform?

I am an intern at a small company. I have only studied linux for one month so I have no great knowledge of coding and very little knowledge of programming. I have been assigned to build a server ...
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3answers
794 views

Xen memory management on small server

I am currently running VMware vSphere 5 on a server I use for various projects. Mainly I use it for honing my skills with administration and running a few game servers. Recently I was considering a ...
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1answer
4k views

Can I safely uninstall “Citrix Tools for Virtual Machines”?

Having several virtual servers with Windows 2008 R2 at our web hoster (Germany's "1&1", they seem to use Citrix Xen), I have every now and then some servers that hang (RDP login screen hangs ...
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542 views

HP Proliant DL360 G3: What version of XenServer is supported?

I've spent some time looking, and haven't been able to find a decent HCL for the current and past versions of XenServer. I have 3 HP Proliant DL360 G3's that I want to use for virtualization. They ...
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1answer
338 views

Xenserver an local Storage (Xenserver Broken) [closed]

my Xenserver 6.1 was broken and i was using local storage on this server. now i want to recover the local storage with the usual adding methods i delete the whole disk, but i want to keep the datea ...
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1answer
3k views

converting a Virtualbox to Xenserver

How can I use my virtualbox image in a Xenserver 6 or above? I mean is there a way to import the image to Xenserver? Secondly is there anyway we can import vmware image to Xenserver without using ...
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1answer
3k views

export XenServer snapshot as file via console

I have created a snapshot of a Citrix XenServer virtual machine using XenCenter, and now I would like to save this snapshot as an *.xva file, just as if I right-click on the snapshot icon in XenCenter ...
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2answers
427 views

configure iptables to allow in/out bound connections from the WAN (web) and only a couple pcs on the LAN while blocking anything else

I have a Xen server with several Virtual Machines on it sitting along side normal pcs on my LAN. The VMs host content bound for web access. Httpd is one of them so lets use that as an example. I ...
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1answer
290 views

Xen XCP: Route failover IP to Guest

I have two hosts, which I installed XCP 1.6 on. The machines are hosted at Hetzner. Each host currently has a public IP and an additional IP assigned. There is a guest on each of the hosts which ...
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2answers
2k views

To SSD or not to SSD? (Virtualization - Xenserver) [closed]

I have several Xenserver boxes running (very well). Most of ours are setup with a RAID1 with two mechanical 7200rpm enterprise sata drives, or RAID10 with 4 7200 enterprise sata drives. The sata ...
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1answer
518 views

Xencenter Console is very slow

I am using xencenter to administer xenserver 6.2. Xencenter VM console is very slow. I am using vpn connection. I don't want to setup ports. So, what can I do?
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4answers
2k views

Boot Clonezilla with XenServer VM

I'm currently trying to move a RHEL based server to Citrix XenServer (5.6) VM. My plan was to use Clonezilla LIVE CD, which i have had good suceess with to clone physical to physical before. So i ...
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494 views

How to import XenServer's ovf/ova/xva format to KVM?

Now I'm considering migrate from Xen to KVM. I exported some exist virtual machines from Xen in the formats ovf and xva. How could I import them into KVM? As there're only a few of virtual machines, ...
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1answer
343 views

How do I change a xen vm storage from hda to sda?

I am trying to import an ovf appliance created for VMWare into our Xen infrastructure. The imported image uses hda rather than sda, and the appliance has some hard references that appear to be ...
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1answer
927 views

Xenserver guest OS network configuration

I am presently able to ping the guest OS' (for example, I can tell because they stop pinging when the guest VMs are powered down or the network is being restarted, etc.), but none of them can ping out ...
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3answers
8k views

How to connect to xencenter console remotely?

I need to administrate xenserver remotely. I have redirected 443 port in my router and now I can administrate XenServer. But I need to create VMs, how can I use XenCenter console to see VM desktop ...
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1answer
462 views

XenServer - Recovering VM

After googling all day I have had no luck, so I hope someone on here can assist me. I setup my XenServer, created a ubuntu VM, then placed my itunes library (300gb+) onto the system. After this, I ...
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2answers
2k views

How can I create a new VM pointing to something other than a CD/DVD

I am new to XenServer and want to experiment with adding new virtual machines. I am running XenServer 6.1 and XenCenter. I have successfully created a new VM by burning a DVD and during the creation ...
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2answers
907 views

XenServer 6.0.2 and Cisco 3550 vlan configuration

I am running a couple of xenserver 6.0.2 hosts with multiple vm's on them. All the xen hosts have 4 physical network ports connecting to the cisco. Each port is untagged in xen but is tagged to a vlan ...
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432 views

Windows 2008 R2 migration to XenServer 6.1

I'm currently testing the migration process of a Windows 2008 server (R2) to Xenserver. Currently I have a windows 2008 R2 server running ( Domain controller, dns, ... ) and I want to migrate this to ...
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1answer
2k views

How to migrate from Xen to XCP?

I am running a Ubuntu Server with Xen 4.1 installed. All VMs are running on that server with one or more virtual disks stored in qcow2 format. These VMs are managed by 'xl' toolstack. One VM is ...
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1k views

How do I create a local HTTP mirror for XenServer installation using IIS?

We are planning to perform an Rolling Pool Upgrade using the "automatic method" described in the Citrix XenServer ® 6.1.0 Installation Guide (at ...
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1answer
928 views

xen Dom0 network setup on ubuntu 12.04.1 LTS

I read a lot of tutorials (or at least try to be) but none is able to explain well how to configure networks for xen host. my Dom0 has two interfaces eth0 (real interfaces) and virbr0 (I guess was ...
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1answer
421 views

Live migrate possible among different version XenServers in one pool, with shared storage

We have a pool of 3 XenServers, with version 5.6 SP2, which needed to be migrated to latest version (6.1). the upgrade of pool master is complete and now the pool has one server with version 6.1 and ...
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186 views

Cannot upgrade xenserver,pool master changes automatically to other server

I need to upgrade my XenServer pool of servers from 5.6 to 6.1. The problem i am facing is that when i shutdown pol master to boot it from CD, then it other member in the pool become the pool master ...
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2answers
193 views

No PV option for xapi?

I have installed xcp-xapi on my Dom0 server. When I tried to create a VM, I found there are no options for me to create a PV VM based on existed kernel, initrd image and qcow2 disk image! Anyone can ...
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318 views

XCP switch port locking not working

I am experimenting with XCP/XenServer's "switch port locking" features that allow the hypervisor to limit the IP addresses a virtual machine can use. However, I cannot seem to get it to work as ...
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2answers
1k views

Xenserver 6.1 and ZFS file server

I want a paravirtualized ZFS server for Xenserver 6.1 supporting a 6+ TB zpool. The old templates for Xenserver 6.0.2 and FreeBSD 9 don't work. I have been unsuccessful ("Not a Xen-ELF image...") at ...
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1k views

Import Xen Server VHD

I am trialing using a distributed file system as the backend storage for my Xen Servers. I have set up the DFS (distributed file system) (using CentOS and GlusterFS) and everything is working ...
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1answer
345 views

Restore data from overwritten LVM

I lost all of my data (8 TB) which I collected over the past few years yesterday because I made some seriuos mistakes during the remounting of my LVM. I run a XenServer5.6 installation with additional ...
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3answers
1k views

Cannot to change my root password on Xenserver

I try to change my root password on my Xenserver 6.0. I follow these steps: enter boot: menu.c32 selecet xe-serial and press tab add "single" before the 2nd triple hyphens and i press enter. I have ...
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2k views

Windows Server 2008 R2 DC can't ping to other computers except other DC

I have been trying to troubleshoot this problem since 20 hours ago, and still can't find a solution. I brought down (orderly shutdown) a Domain Controller yesterday. No problem at all connecting to ...
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1answer
332 views

Generalized strategy for file server virtualization in Xenserver [closed]

I'm not shopping as much as I'm looking for some guidance on good idea / bad idea strategies. I'm sure I'm not in the "best practices" budget range. Currently, I have 3 dell poweredges running ...
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1answer
217 views

XenServer and Quiesced snapshots

At work we use XenServer to administrate all the VM's. Now I wrote a script which enables Linux machines quiesced support. The script works absolutely fine. It activates if someone triggers a quiesced ...
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444 views

Access All VLANS over XenServer Interface

For my current setup, I have a physical NIC on a XenServer machine that receives traffic tagged with various VLAN IDs. I have a virtual machine that is running Vyatta that needs to be able to access ...
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1answer
110 views

How do you initialize networking on a new Xen guest VM?

We have a Citrix XenServer setup, and while I personally lean more towards Dev than Ops, I've got an issue that's been bugging me. When you provision a new (Linux/Ubuntu) guest, how do you get it to ...
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2answers
404 views

Clustered file systems as XenServer storage

I want to use shared storage for a XenServer environment with 4 host servers which are running various VMs under XenServer. Planning to use 2 extra servers as storage with high availability of some ...
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3answers
2k views

Xen hypervisor 4.1 Kernel Panic on Ubuntu 12.04

I have a fresh Ubuntu 12.04.1 amd64 server install following this guide I have used LVM option used all disk and make 2 LV /dev/mapper/vg-root / (80GB) vg-swap swap (4GB) now i install xen with ...
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2answers
1k views

Shrink a Windows VM in XenServer

I faced a problem. I deployed a VM by size of 500GB on Citrix XenServer and now I want to shrink it, because I don't have enough space for snapshots. Now I want to perform an export/import to do this. ...
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1answer
2k views

Xenserver 5.6 SR_BACKEND_FAILURE_47 no such volume group, but it is there

I've looked everywhere (Google, here, a bunch of other sites), and while I have found people with similar problems, I couldn't find a single one with a solution to this. Last night our xenserver 5.6 ...
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1answer
531 views

How can vms be assigned to physical cores or threads in xen

I am having intel EX5620 Cpu which has 4 Cores and 8 threads. cat /proc/cpuinfo is showing 8 cpus. From xen's wiki page they are saying its better to assign each vm to cpu core for better ...
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1answer
825 views

Trying to re-attach CIFS ISO share, XenServer SR_BACKEND_FAILURE_222

My CIFS mount for ISOs stopped working recently. I tried to detatch it and re-attach it, however I get the following error: http://imgur.com/0R47r I tried looking this error up, however I cannot ...
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3k views

Citrix Xen VM's lose networking

My client has a XenServer 6.0.2 installation with 2 Window Server 2008 R2 virtual machines. Whenever the virtual machines are rebooted they lose their IP settings (IP address, subnet, gateway). Each ...
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1answer
479 views

Difference between Xen XCP ISO install and apt-get install xcp-xapi

I just got some new hardware and am planning testing out the Xen hypervisor and Xen Cloud Platform (XCP).. more specifically, I am using a intel i5 3470, H77 chipset, 16GB RAM, and 2x2TB Hard drives ...
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3answers
1k views

How to makesure VM is in Para virtualization mode on XEN?

I am having a server running XEN,with ubuntu 12.04 as Domain 0. Intel VT is turned on by default and i dont want to run any Windows OS as VM. So 1. how can i makesure that all the created VM will ...