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

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143 views

Accessing VM over VPN is very slow

We have a single physical server running XenServer 6.2 which hosts an SBS 2008 VM and 2 CentOS 6 x64 VMs. External users connect to the local network via VPN on the SBS VM. They can access ...
2
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1answer
591 views

Trouble creating VDI's in xenserver

Xenserver running on an HP ML350 G5. Raid5 with 5x2tb drives plus hot spare. Local storage is there showing usable 7.5 tb. Under xencenter I went to local storage, storage, virtual disks. I ...
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1answer
884 views

PXE Installation of XenServer 6.2

I've added XenServer 6.2 to our PXE/TFTP server. Everything went fine, but I cannot install XenServer as is. We get the XCP version instead of XenServer 6.2. Is this supposed to be normal? Here are ...
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0answers
559 views

Citrix Xenserver Bond Disconnected

I've got a bit of an issue with our Citrix Xenserver system (were still running 5.6) Last week we had to dismantle our server racks due to some required building work. Since reassembling one of our ...
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1answer
405 views

Citrix VDI-In-a-Box Taking “Milestone Snapshots”

We're using Citrix VDI-in-a-Box, with XenServer on the back-end. I noticed in one of my deployed images, either XenServer for VDI in a box is creating snapshots automatically. The snapshots are listed ...
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1answer
746 views

How to change disk controller of a VM running on XenServer 6.2?

I'm running a installation of XenServer 6.2 where I've imported a .ova. The .ova is an image of a linux-system from a previous vmware esxi environment. The problem is that since the linux-image ...
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2answers
5k views

XenServer 6.2 Yum Repository

I installed a clean XenServer 6.2 from the ISOs provided here. I want to compile a driver against this system and need to install make and sources and so on. If I do yum install make I get ...
5
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1answer
292 views

SAN Performance Slow

I have an iSCSI HP P2000 loaded with 12 x 300gb DP SAS drives. This is connected to 2 DL385 servers with 64gb RAM running XenServer. The SAN network is multipathed via 2 gigabit switches (4 x copper ...
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1answer
1k views

XenCenter can't connect to XCP server after restart

After restarting a XCP 1.6.10 host machine, XenCenter 6.1 is no longer able to connect to it. The failure message is always "Server failure: Unauthorized". Using ssh with the exact same root ...
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1answer
167 views

How do I make groupinstall work on XenServer 6.2?

I have a XenServer system that I'm wanting to add some extra packages to. The problem I have is that XenServer is based on a stripped down CentOS 5.6 installation and the command "yum grouplist" ...
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2answers
271 views

Can any one clarify this on xen cloud platform/xen server

As per XCP documentation, Xen Cloud Platform host is a 64 bit x86 server-class machine devoted to hosting multiple VMs. on blog.citrix.com they are mentioning about dom0 as It should be noted that ...
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1answer
525 views

How do I set up a VM on Citrix XenServer to run on a Raid0 partition?

I have a dedicated server from a hosting provider that I got with Citrix XenServer 6.2 installed. I've installed XenCenter, and gotten connected. Everything seems easy enough until I try to create a ...
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1answer
223 views

How do I make a volume within a LVM survive a reboot?

I have a xenserver that has a local ISO repository created following Inside the LVM found at this link: ...
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0answers
314 views

How to add missing kernel modules into xenserver using DDK?

Not sure if this is the best place to ask this question, stackoverflow doesn't seem quite right... anyway, maybe someone has done this before here. I would like to add some missing kernel modules ...
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2answers
2k views

Determine RAID configuration XenServer HP Server ML370 G5

I use a HP ProLiant ml370G5 server. Its OS is XenServer from Citrix.(based on Xen). Last week one its hard disks has been damaged and I want to change it. I want to know what is its RAID ...
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2answers
460 views

How create partitions with custom layout in VM on Xen Server?

We use XenServer with RAID 0, as one disk only (I wonder if this is a good approach, if not what would be ?), then we install Xen. After that we put the centOS 6.4 x64 DVD in the server and try to ...
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0answers
491 views

Almost All Xenserver Logical Volumes Disappeared - Recovery?

We had a hard disc crash of one of two hard discs in a software raid with a LVM on top. The server is running Citrix xenserver. On the hard disk which is still intact, the volume group gets detected ...
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1answer
192 views

Over committing memory failing with out reaching half of actual RAM

I am running centos 6.4 with 2.6.32-358.6.2.el6.x86_64 which is actually running as a xen vm with ram 2 GB On this i have set cat /proc/sys/vm/overcommit_memory 2 But when i try to start my ...
2
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1answer
473 views

GRE Mesh to GRE Star in open virtual switch

i have 3 kvm hosts running open vswitch with many virtual machines. These vms are on two separate tenants and GRE tunnel carries private traffic between these 3 hosts. But is there a better way to ...
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3answers
2k views

XenServer 6.0.2 path to installation media contains non-ascii characters

XenServer 6.0.2 install fails no matter what I do. I have confirmed that the md5 checksum on my ISO file is good. I tried installing from a mounted ISO file (remotely via iKVM). I tried installing ...
0
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1answer
247 views

Is it possible to use the AOC-SAS2LP-MV8 HBA (Marvell 9480) on XenServer?

If not, is there any other hypervisor OS that supports them? Marvell 9480 has drivers for RHEL/Fedora, so i think that they should work even under XenServer. I don't know how.
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1answer
339 views

throttling traffic with tc, but bandwidth is wrong

I am using these commands to set up bandwidth throttling: tc qdisc del dev eth1 root tc qdisc add dev eth1 root handle 1: cbq avpkt 1000 bandwidth 100Mbit tc class add dev eth1 parent 1: classid 1:1 ...
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1answer
560 views

XenServer - Does the Hypervisor act as a router?

I have a XenServer installed running multiple OS's testing GlusterFS. My Colleague says that the Xen Hyper-visor routes the connectivity inside the Hyper-visor and it never enters the network. That is ...
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1answer
1k views

HVM virtualization with PV drivers on XenServer

Is it possible to create an HVM guest in XenServer 5.5 that uses PV drivers for disk and network without being fully paravirutalized? This should give me decent performance from the VM without having ...
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1answer
214 views

100% swap and high load [closed]

Why would my swap space be 100% full if I have over 2gb of free ram? I am concerned about the high load averages for having 2 virtual cpus (1 core each). Here are the server specs, it is a virtual ...
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3answers
3k views

How to uninstall all Citrix driver from Windows Server 2008 R2 Guest if BSOD on safe mode?

I use Citrix XenServer 5.5 and on a Windows Server 2008 R2 Guest there is installed Xentools 5.5, for a year all works well. After a restart we get a BSOD with Stop Code 7B, it is a problem with the ...
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0answers
43 views

Optimize monothreaded application under XEN

I have an single threaded application who uses 100% cpu on virtual machine under XEN. Adding more VCPU will not help. Is it possible to configure XEN VCPU in order to have better performance with ...
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2answers
958 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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1answer
505 views

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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1answer
450 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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0answers
175 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
9k 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
868 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. ...
0
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1answer
166 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 ...
2
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3answers
1k 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
846 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
425 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 ...
0
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1answer
494 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
2k 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 ...
1
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1answer
4k 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 ...
4
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2answers
4k 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?
2
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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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vote
1answer
398 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 ...
0
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2answers
571 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
2k 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 ...
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1answer
704 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
623 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
1k 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 ...