Questions tagged [xenserver]

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

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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 ...
0 votes
2 answers
255 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 ...
1 vote
1 answer
3k 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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3 answers
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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 apt-...
1 vote
1 answer
476 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 ...
1 vote
0 answers
295 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 ...
1 vote
0 answers
2k 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 ...
1 vote
1 answer
2k 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 ...
1 vote
2 answers
4k 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 ...
-1 votes
2 answers
244 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 ...
0 votes
1 answer
190 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 ...
1 vote
1 answer
487 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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1 answer
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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 ...
1 vote
1 answer
812 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 ...
3 votes
1 answer
3k 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 ...
0 votes
3 answers
4k 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 ...
1 vote
1 answer
664 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 votes
1 answer
149 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 ...
1 vote
0 answers
1k 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: /etc/xensource-inventory ...
0 votes
1 answer
786 views

Windows Server 2008 R2 Standard to Enterprise Problems

A few months ago I setup a Citrix XenApp cluster running on Windows Server 2008 R2 Standard Edition using the temporary 180 day license key. Recently the company bought a Windows Server 2008 R2 ...
1 vote
2 answers
5k views

XenServer/Center: Shared SRs for hosts not in same pool?

I would like to use the same SRs on XenServer hosts that are not able to be part of the same pool (because of not having the exact same cpu feature set, if I understand it correctly) in order to share ...
1 vote
2 answers
4k views

Does Citrix XenServer have storage Migration [closed]

I'm trying to find out. I can't seem to find a defenitive yes / no answers so I thought I'd ask the ServerFault community this simple question: Does XenServer (in any version) support Storage ...
2 votes
2 answers
3k views

Damaged XenServer Storage LVM partition table [closed]

I have a homeserver running under XenServer control with 3x1TB discs inside, one for XenServer and two mirrored(using Intel's fakeRAID and dmraid) for VMs and a user data(but now I think RAID didn't ...
-1 votes
1 answer
160 views

Virtualization - Windows guests on Linux host? [closed]

Check my previous question. I am now looking at specifics relating to enterprise virtualization. I have done some research into Citrix Xen Server and VmWare vSphere. I need to know whether it is ...
0 votes
1 answer
484 views

can xen server be configured to address more than 4 GB for host machine

Can xen server be configured to address more than 4Gb RAM. Since its based on a 32 bit kernel,is it possible to address more than 4GB ram.I have heard about PAE can it solve this? Will changing the ...
1 vote
2 answers
1k views

Creating tmpfs file system in xen server to store VM

i want to create a tmpfs file system for one of my vm to run on,using XEN Server. On the host machine i tried this but is not working,. xe sr-create device-config:device=/dev/shm name-label="RAM" ...
0 votes
3 answers
877 views

Citrix Xenserver vs xen 4.1 hypervisor vs xen XCP etc?

I'm needing to use XEN for a project that contains multiple GPU cards with PCI passthrough. However, I'm not really sure which version of XEN I should be using. In all likelyhood I may need to tweak ...
0 votes
2 answers
382 views

Why Xen Cloud Platform XCP is not offering every feature as promised? [closed]

I have installed XCP (Xen Cloud Platform) 1.1 on my machine and installed XEN Centre (version 6.0) on my windows xp i created VM and its running just like in XEN server Free,but its not allowing to ...
0 votes
3 answers
2k views

Dell PowerEdge 2950 III running XenServer with 2 VMs gets sluggish after a week and needs rebooted?

It has weird hangs and then random CPU spikes that do a ton at once. While remoted into the VMs I get an update all at once then it hangs for another 20 seconds. When it lets it go through I get a CPU ...
0 votes
1 answer
566 views

Security risk of XEN Server Free with public ip? [closed]

I am having a dedicated machine,from some hosting company and i have KVM access to it i wish to virtualize it using XEN's bare metal hyperviosr,(XEN server Free). Will it be possible to manage VM's ...
6 votes
7 answers
667 views

Centralized virtualization (ESXi, XenServer) in a completely Windows-free environment

I'm looking into deploying a small (one or two host servers) non-production virtualization initiative for our company. We need it to be high performance and host shared resources for a number of users....
4 votes
1 answer
2k views

RAIDZ vs RAID1+0

Hi guys I just got 4 SSDs for my FreeNAS box. This server is only used to serve a single iSCSI extent to my Citrix XenServer pool and was wondering if I should setup them up in a RAIDZ or a RAID 1+0 ...
4 votes
1 answer
8k views

Where are the VM .cfg files on XenServer 6?

Background: I am attempting to use PCI passthrough to utilise a PCI-E card in a VM. I have a freshly installed server (which supports VT-d, and has it enabled) with XenServer 6.0.2 on it, and have ...
0 votes
1 answer
258 views

xenserver, fedora guest ext grow ext4 partition

I've got a partition on a guest fedora system running in xenserver. Originally the size of the partition was 400GB. I recently extended the size to 600GB. It now shows in the xenserver console as ...
0 votes
2 answers
470 views

Server crash mount XEN Server sata disk

Our Xen Server crashed and we try to mount the sata disk on an other linx to save the VM's. But unfortunately we are unlucky because the only thing we see is a lot of strange LV mounts. When we do an ...
1 vote
1 answer
1k views

XenCenter can't connect to server; missing methodResponse element

I'm trying to connect to the server (which I can ping successfully) in XenCenter but I keep getting an error that states "Response XML not valid XML-RPC - missing methodResponse element" . I tried ...
-3 votes
1 answer
162 views

xenserver 5.6 without raid [closed]

The domU in my environment is a xenserver 5.6 fp1 installed on a regular desktop with intel board and i3 processor. I have 8GB or RAM installed and 1 500GB SATA HDD. Obviously, i don't have RAID and ...
1 vote
4 answers
2k views

Possible to host CentOS netinstall files on a local HTTP/FTP?

I'm running XenServer on an Dell R610 and am running into a catch-22. During install from DVD, CentOS can't find the DVD package catalogue. It's a reported error for some, XenServer + CentOS6 + DVD ...
2 votes
1 answer
5k views

(VM)Win Server 2008 R2 is only showing one CPU but has 4 allocated

Xen Server 5.6 Sp2 The VM is Windows Server 2008 R2 Standard 4 vCPUs have been allocated The machine has been rebooted and has correct version of xen tools installed. In the device manager I see 4 ...
2 votes
6 answers
5k views

Thecus/QNAP NAS for Virtualization iSCSI?

I'm looking for a low-cost NAS/SAN/iSCSI target shelf to host VM's in a production real-world environment. Will the Thecus N8800 or the QNAP TS-809U provide sufficient enough performance to host ...
-1 votes
1 answer
1k views

CentOS will not boot. Error 13

I am having trouble with one of our CentOS servers. I migrated this server to XenServer, installed a new xen kernel, and performed a mkinitrd with: mkinitrd --omit-scsi-modules --with=xennet --with=...
3 votes
2 answers
3k views

Ubuntu server 12.04 on XenServer 5.5 - Won't boot from iso

I can't get the Ubuntu server 12.04 ISO to boot in XenServer 5.5. It is not a problem with the ISO or the share because I have used the iso to install locally and I can install other ISOs from the ...
1 vote
1 answer
2k views

Citrix XenServer, networking how

I am new to virtual servers, vlans. I am a programmer and have been assigned the task to make a stable storage server, i threw XenServer Free 5.6SP2 on an old box (HP ProLiant ML350 G5) set my raid(5),...
2 votes
1 answer
79 views

XenServer 6.0 Advanced - Is it an add-on or part of initial install?

I'm looking to purchase a new dedicated server and have XenServer 6.0 installed. There is an option to include XenServer 6.0 Advanced which has some additional features. However we don't need those ...
0 votes
1 answer
993 views

mixing single path and multipath SR's in a Xenserver pool

Has anyone attempted to run a single path iSCSI SR alongside a multipath iSCSI SR in a Xenserver 5.6 pool? We're migrating from an old SAN to a new one and I want the new one to use multipathing. ...
2 votes
0 answers
1k views

Citrix XenApp Fundamentals

I have a problem with a new install of a XenApp Citrix server. Everything was working fine, but I was setting up Citrix Access Gateway and single sign in. Now, on the main server I am getting an ...
-2 votes
1 answer
169 views

Xen hypervisor maximum domu support [closed]

Can anyone please let me know that what are Xen Hypervisor 4.x limitations. How many virtual machines i can create with what memory and cpu?
3 votes
4 answers
1k views

XenServer: Editing clone configuration before boot

Upon cloning a base image, I need to reconfigure basic settings. Regenerating the ssh host key, changing static IP assignments, setting the host name, etc. Because of the network setup, DHCP is not ...
4 votes
2 answers
4k views

Can I install Xenserver with larger local storage?

I installed XenServer 6.0 on a machine with 2 drives (80GB SSD and 1TB SATA). My goal is to have some space for local storage where I can put ISO (since it will be very difficult to access the box ...
1 vote
1 answer
2k views

recovering vm data from crashed XenServer install

We're using xenserver 5.6 from citrix to run our virtual machines. The box is old and creaky, and the hard drive went. (We had a super limited budget of $0 at the time). Turns out the only machine on ...

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