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

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Managing XenServer 6.5 remotely from an android device [on hold]

I'm looking for a way to access and manage my XenServer 6.5 from my android device. I've not been able to find a suitable application for that so far. Actions Taken so far: Search the web for ...
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3 views

I can installa “Ossec” on xenserver host?

I own a xenserver where the host is connected to the public ip network. I allow connections only from my static ip and deny amy other with iptables, but I can install monitoring system like Ossec ...
2
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13 views

Acronis Backup Advanced 11.5 for Citrix XenServer 6.5 installation issues

We are trying to deploy Acronis Backup Advanced for Citrix XenServer on a running pool of XenServer's. The documentation of the product isn't quite clear about the procedure of the installation and ...
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1answer
47 views

XerServer 6.5: Can't start xapi after Power outage

I'm currently testing XenServer 6.5 to be used on the production environment of my company. However, whenever I test its behaviour when facing an unexpected shutdown (i.e.: power outage), xapi service ...
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22 views

Windows IIS hosting on VM using CentOS 6

Like this fellow here, I also have a 1&1 server, which requires me to use only NAT forwarding. I have installed using the CentOS6 / Xen server (I forgot which command line command it is) and ...
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51 views

How to pass boot paremeters to a XenServer HVM? Is it even supported?

I'm willing to build up a fully automated installation of CentOS 7 over XenServer 6.5 using kickstart. According to XenServer 6.5 Documentation, CentOS 7 is now supported in HVM mode: In XenServer ...
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38 views

Add nmi=ignore to default xen boot option

I updated my Xenserver from 6.2 to 6.5 and the server won't boot unless I deactivate Hyper Threading via BIOS (INtel Server Board). I can fix that using a special kernel parameter (nmi=ignore) but I ...
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4answers
137 views

Bare metal hyper-visor that supports viewing it's own guests [closed]

I'm trying to understand if it is possible to have a Type-1 Hypervisor (bare metal, no host OS) with the ability to view the guest(s) operating system(s) on the same machine. i.e. I have a XenServer ...
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1answer
64 views

What hypervisors support vGPU? [closed]

Does anyone know if any open source hypervisor supports vGPUs? It looks like XenServer and vSphere are the only two hypervisors that support virtual graphics cards (true vGPU, not passthrough or ...
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16 views

xenserver can't save snapshots to shared storage due to metadata errors

We have an HA pool that does daily snapshots of selected VMs and saves them to shared storage. Lately these snapshots have been failing with the following error message: Snapshots: VMPR failed: ...
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45 views

xenserver host lost all storage connections

I have inherited a xenserver setup running 6.0. There is a storage pool set up with two host servers (a bad idea to start with I gather), 8 vms and several SRs. I recently had one of the hosts fail ...
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2answers
156 views

XenServer 6.5 bare metal randomly rebooting and hanging

I am pretty new to XenServer so it may just be something silly causing this. Some background first. I have 2 instances of XenServer running on my network. I have an older horsepower server ...
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101 views

XenServer CentOS VM: EXT4-fs error (device dm-2): ext4_journal_start_sb: Detected aborted journal

I have 2 different CentOS 6.4 VM's on 2 different Citrix XenServer and both have the same error within couple of few days. Output of messages: kernel: Aborting journal on device dm-2-8. kernel: ...
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0answers
51 views

Can not ping from Ubuntu VM but can to

I've got an XenServer with an pfsense Router Running on it. There are the following Networks: Lan: 10.0.0.0/24 DMZ: 10.0.1.0/24 Secure: 10.0.2.0/24 WAN: xxx I got 2 Windows VMs inside LAN: ...
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1answer
292 views

Xenserver 6.5 LSI MegaRAID

Is there a package available to install the MegaCLI on XenServer6.5? For 6.5 there is this [1] but 6.5 has another kernel. XenServer 6.5 is based on CentOS6.5 (right?), so I also tried the ...
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1answer
124 views

XenServer - Storage XenMotion between 2 servers using direct LAN connection

I have two physical servers (recent, Haswell based machines) on which I have installed XenServer 6.5 . Both servers have two NICs. These servers are hosted at the Hetzner datacenter. I have connected ...
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297 views

citrix xenserver 6.5 can't get vm's public network

Can't get my vm's guest out connection..! Premised: I alreay use xenserver on a test server dellt310 with two ethernet card that works perfectly, but now... -> I have an hetzner dedicated server ...
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2answers
206 views

Server 2012 R2 System Disk Filling

This is a bit of a strange issue - the usual troubleshooting steps don't seem to apply. On a XenServer 6.2 host (with SP1), I have a guest VM that is running Windows Server 2012 R2 that functions as ...
2
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0answers
93 views

Can't attach iSCSI with multipathing in Citrix XenServer

Dear people of the world. I have a problem reattaching an iSCSI target on XenServer after a reboot. Whenever I try, I get several errors. Here's me in the attach screen on the redundant storage ...
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1answer
149 views

XenServer 6.2 DHCP Setup

I have a XenServer 6.2 running on a dedicated OVH Server. For this dedicated server I have 2 additional IP blocks. Whenever I setup a new VM (mostly CentOS 6.6) i have to skip the network ...
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0answers
53 views

XenCenter shows two disks per VM

I have two servers with Citrix XenServer 6.2 installed, including all patches up to XS62ESP1019. The servers are not part of a pool, the VMs do not have snapshots. When migrating a VM from one server ...
2
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2answers
325 views

RAID 10 Stripe Size for XenServer

Below is our current server configuration. In a few weeks I will be simulating a disaster recovery by installing 5 new disks (1 hot spare) and restoring all VMs from the backups. Will I gain anything ...
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27 views

X3250 Server: stuck at firmware screen

The server is initialize, then it is stuck at the IBM System X Server Firmware screen (before F1, F12 appears, etc). You can see in the attached image. ...
0
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1answer
59 views

Attaching a hard drive with ESXi VMs to XenServer

I am testing XenServer 6.5 on a single host, and as a test I have exported and imported a few VMs in OVF format from my existing ESXi server. All good so far, but I was wondering: I have a hard drive ...
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1answer
81 views

Random XEN guests do not boot complaining disk not found

Performed the latest Citrix XEN Server 6.2 updates, skipping anything related to 6.5. Everything seemed normal after fixing GrubConf.py except that a few random Windows Servers would not start. ...
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89 views

Enable IOMMU for Xenserver

I have installed Xenserver 6.2 in my machine with ASUS A58M-E motherboard and AMD A8-6600K APU (CPU). Now even if the IOMMU is enabled in the BIOS, Xenserver is reporting that IOMMU is not enabled and ...
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65 views

XenServer: run management and data over same LACP bond

I have a XenServer (open source version 6.5) machine with 6 available ethernet interfaces. Is there a way to create one single LACP bond with all interfaces and then run the management network as ...
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78 views

How to power down Cloudstack configured with XenServer Hypervisors

I have three XenServers(6.2) configured in a single pool. I also have a Cloudstack (CentOS 6.5) Management interface controlling them all. Everything is up and running but I can not figure out how to ...
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97 views

OpenVPN issues on VM with XenServer 6.2

Clients connecting via OpenVPN on VM server A, cannot connect to VM's on server B within XenServer 6.2 on same pool using SSH I have a pool of two servers using XenServer 6.2, server A and server B ...
2
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1answer
162 views

XenServer 6.2: reattach SR but all disks have no description

I have recently reinstalled XenServer on my server. All the VHD files were stored on my NAS via NFS, so I re-added the NFS SR after reinstallation. However, all my VMs seem to be missing, and the ...
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542 views

XenServer 6.5 iSCSI MPIO with point-to-point links (without a Switch)

I'm doing some experiment with iSCSI MPIO between FreeNAS 9.3 and two XenServer 6.5 hosts. I would like to use iSCSI MPIO to serve as VM storage. Pretty common environment, but without a switch to ...
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1answer
1k views

XenServer 6.5 Software Raid

I try to install XenServer 6.5 with Software-RAID 1 at my home lab. With XenServer 6.2 this setup ran stable for a few months (at the same hardware). XenServer 6.5 installation went smoothly and ...
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36 views

More than 3 virtual disks in XenServer

I have an Ubuntu Server 14.04LTS on a XenServer 6.2 in HVM mode. Is there any way to use more than 3 virtual disks without a full PV? I already installed XenTools but nothing changes. As far as I ...
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5answers
2k views

XenServer 6.5.0 tapdisk experienced an error

I have just deployed XenServer 6.5.0 on a physical box. I connect to it with XenCenter client. I am able to create a VM, but when i start it, I get the following error: "tapdisk experienced an error". ...
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1answer
2k views

XenServer 6.2 to 6.5 - rebuild servers?

It appears the XenServer 6.5 has been released and it's quite a bit faster than 6.2 in many ways. When I installed 6.2 I accepted the various defaults and end up with a system that is awkwardly ...
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2answers
136 views

Recover Xenserver VM's in Linux Rescue mode WITHOUT Xenserver host

My physical server got hacked so my provider has shut down the server and booted it in Linux rescue mode. I've got full access to the file systems in Linux, however after hours of trying and searching ...
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1answer
56 views

Accessing IPMI address

Currently if I want to know the server IPMI address, I will have to go to the SBIOS and check under BMC. Is there a way to get the IPMI address from inside a virtual machine ?
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1answer
90 views

No space to snapshot on xenserver - Catch 22 to move the VMs

I am trying to move some VMs from one Xenserver onto another one but am stuck in a catch 22 situation. I have 3 VMs running on this server all on one storage repository. I don't have space to snapshot ...
3
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1answer
528 views

GPU support on OpenStack/CloudStack

I'm wondering if anyone here has had success with any of the cloud orchestration layers using a GPU (preferably vGPU)? I've been able to get XenServer 6.2 to successfully see our nvidia GRID K1 card ...
0
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1answer
2k views

XenServer 6.5 - Creating local iso storage/library failed - SR_BACKEND_FAILURE_222

I was trying to adapt instructions for XenServer 6.2 on how to create a local ISO library to a freshly installed XenServer 6.5 host. However the command ... xe sr-create name-label=LocalIso type=iso ...
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1answer
53 views

Recover a folder deleted with rm -rf on a XEN host [closed]

like the title said...I removed a subfolder in the /var/patch and I should have not. Anyway to get it back? Thanks!
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540 views

XenServer 6.5 upgrade: NVIDIA GRID K1 gives “PAT Configuration unsupported”

We have two Supermicro SYS2027GR-TR2 servers that were running XenServer 6.2 SP1. Each system has one NVIDIA GRID K1 video card installed. We just upgraded the servers to XenServer 6.5 by doing a ...
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0answers
59 views

XenServer HDD space

I have IBM xServer system with following HDD config. Total six drives. 1st two drives in Raid1 (270 GB Usable space) & other four in RAID5 (835 GB usable space). Its built-in hardware raid card. ...
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26 views

(Testing purpose) Using a Xen VM image, unconverted, in other virtualization platform (e.g. QEMU, virtualbox)?

I've set up a Xenserver and a Centos VM for my own testing. The physical machine is old hardware and therefore quite slow, but for some reason I would like to test the VM in the Xenserver platform. ...
2
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2answers
695 views

XenServer 6.2 VM 100% CPU and 100% memory usage and won't boot

I had this problem today after a power failure. I had 2 vms and one of them won't boot and was using 100% of CPU and 100% of memory. Since it was very dificult to solve (at least for me) I want to ...
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0answers
188 views

How does Xen Server share iSCSI?

When I create a resource pool of multiple XenServer hosts, add an iSCSI storage repository, how do the separate hosts orchestrate access to the iSCSI storage repository? To be clear, consider if I ...
2
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1answer
264 views

Win2K P2V on XenServer 6.2: VM unable to start

I'm trying to virtualize (P2V) a very old Win2K server (an IBM x345) with related storage: a main C: drive, running on top of a RAID 5 logical-array served by an internal ServeRAID HW controller and ...
0
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1answer
185 views

XenServer 6.2 not forwarding ports to VMs

I have a XenServer 6.2 with OVH with 4 additional IP addresses. For 2 VMs that are installed all is working fine. I created now a new VM with CentOS 6.6, added the virtual MAC OVH assigned me for ...
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2answers
282 views

Moving large Xen Virtual Machine

I have a cluster of 4 Xenserver 6.2 servers, as well as one independent XenServer for a customer which have are attached to a very questionable (meaning that the drive hot-swapping causes it to break) ...
2
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3answers
815 views

XenServer Configuration Allowing Private Network to Access HyperVisor

Within Citrix XenServer...I want an internal network, not dependent on a physical NIC, that only the HyperVisor and virtual machines can see. I believe I want to implement a "Single-Server Private ...