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

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3answers
939 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
618 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
365 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
433 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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3answers
1k views

Xencenter guest will not boot

I have xen server free edition. Today one of the guest VM was very loaded and I decided to reboot it. Now it can not start. It is with Ubuntu 10.04 Server. The machine is shown as running in xsconsole ...
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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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2answers
3k views

How can I obtain a new XenServer license using only the command line?

Many sites explain how to renew the license using XenCenter. Is there a way to do this directly from the console?
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2answers
1k views

How to enable reboot/shutdown menu on xencenter

I am using the latest XenCenter 6.0.2, On a Xenserver version 6.0.0 when doing a right click on the VM I get a menu that has options for a Shut down and Reboot. ON a server with XenServer 6.0.2 the ...
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1answer
323 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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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
479 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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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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2answers
1k views

xenserver PV mode — lvm problems?

So, I'm trying to convert some domU's I have to use PV mode. xe-edit-bootloader -u ... -p 2 Finds the menu.lst no problem. The grub, boot, and root partitions are 1, 2, and 3, respectively. I ...
0
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1answer
568 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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0answers
528 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, ...
0
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1answer
917 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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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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1answer
586 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 ...
2
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2answers
189 views

Xenserver: One VM crashed, xe not reacting any more

We are running a xenserver. One VM crashed, the other VMs seem to run normally. But now we can not restart this VM any more. Not even xe-toolstack-restart is showing any reaction any more. We do ...
2
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1answer
654 views

How to set get XenCenter to detect virtual cdrom drives?

I am attempting to help a client but I am a bit out of my depth, they have a XS6 dedicated server, and I have created a series of virtual drives for various distros, using isos we have. For example ...
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1answer
492 views

XenServer 5.6.0 / XenCenter not allowing SR to Windows 7 share on Domain Controller for ISO's

I'm unable to get an SR made using command prompt or using XenCenter's interface dialogs. Here is the command I'm issuing: xe-mount-iso-sr //<mycomputer.domain.controller>/iso_share -o ...
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4answers
2k views

Managing XenServer and its Virtual Machines Remotely

I have a dedicated server in a data center and I want to install XenServer for virtualization. XenServer will be running 2 or 3 virtual servers, all of which will be using Public IP's along with a ...
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2answers
422 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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1answer
543 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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1answer
1k 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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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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0answers
485 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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2answers
197 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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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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1answer
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
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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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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1answer
329 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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0answers
198 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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0answers
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
385 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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2answers
3k views

iSCSI, failover and XenServer

I have an iSCSI fail over implementation setup so if one of my storage units fails the other takes over immediately (it also runs the NFS shares). When fail over occurs, volumes are exported, the IP ...
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2answers
190 views

XenServer 6 - Are Advanced features useful between Data Centers

We are purchasing two new dedicated servers. I originally had planned to purchase the XenServer 6.0 Advanced add-on which gives you the following features: Specifically these features Distributed ...
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1answer
111 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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0answers
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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2answers
2k views

XenServer VM's lose network settings

We deploy virtual machines using Citrix XenServer 6.0 for our clients. Two seperate clients experience the same issue: when a Server 2008 virtual machine is restarted, the static IP addresses ...
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1answer
230 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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1answer
2k views

xm console command is not working in XEN

I have XEN 4.0.x.x rpm with CENT OS. I have set it up and have many VMs on it. But problem is when I execute 'xm console ' command from dom0, command just hangs dom0 and some 'y' comes up in next line ...
0
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1answer
359 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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0answers
476 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
1k views

How do I configure a guest VM's static IP address automatically in Citrix XenServer?

To facilitate automation of guest VM provisioning, how do I set (in a script) the IP address on a guest VM's NIC (or NIC's) once a new VM has booted? Is there a way to "inject" netsh commands via the ...
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3answers
2k 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 ...
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1answer
486 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 ...
4
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1answer
107 views

How does a VM hosted on xen knows that it is in a virtualized environment [closed]

I have read that in para virtualization hosted virtual machines are aware that they are being virtualized, and this allows them to increase their performance. But, how does the hosted machine know ...
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0answers
487 views

Change xenbr0 bridge name in XenServer

I want to setup a bridge in XenServer with a name other than xenbr0 , for example cloud0. I edited those files and their contenent so they can handle a bridged connection: ...