Tagged Questions
0
votes
0answers
27 views
Is it possible to get the Citrix Xen version from within the guest?
(This is a follow-up to my Citrix Xen Tools question)
Situation:
Virtual Windows 2008 R2 64 bit
Hosted at large German hoster ("1&1" aka "1und1")
Server hangs, even after applying SF-suggested ...
0
votes
0answers
12 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 ...
0
votes
0answers
21 views
CPU Compatibility for Xen Cloud Platform
I have pool with current configuration of several servers:
CPU: Intel(R) Xeon(R) CPU E5630 @ 2.53GHz
RAM: 32Gb DDR3
Can I add the following server to pool if i'd like to keep all ...
0
votes
2answers
67 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
votes
1answer
30 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
votes
3answers
67 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 ...
0
votes
1answer
137 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 ...
0
votes
1answer
114 views
How do you tell if the nvidia driver supports our GRID K2 card? [closed]
How do you know if the NVIDIA driver actually supports the card you have? I'm getting an (EE) no devices detected in Xorg.0.log and not sure if it is related to the device driver not supporting the ...
0
votes
0answers
16 views
understanding Code Segment Register
I had two consecutive server failures when running xen 3.4.2/XCP 1.1 and on both crash logs it is showing
RIP: e008:[<ffff828c8010e310>]
on every physical CPU.
I am not expert in crash ...
1
vote
1answer
77 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
votes
0answers
139 views
XCP with XenCenter transfer-vm without DHCP
I'm using Xen Cloud Platform (XCP) with the XenCenter and have installed the xenserver transfer vm as described in the xen wiki and a citrix blog. The problem is that the import still fails. It's ...
0
votes
1answer
206 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 ...
0
votes
1answer
70 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 ...
0
votes
0answers
52 views
Xen Server Fencing
Recently I have had a problem with a certain xen hypervisor fencing.
Im guessing it is loosing connection to one of my storage repositories and then doing an emergency shutdown to protect the data.
...
1
vote
1answer
492 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 ...
0
votes
1answer
342 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 ...
0
votes
0answers
40 views
create partitions on xen guest without internal partitions
I'm creating a virtual machine and desire to make use of lvm partitions without internal partition.
in other words I want to create in the host machine and two lvm partitions guest_swap and ...
0
votes
2answers
79 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
0answers
510 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
1answer
110 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
0answers
196 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 ...
2
votes
2answers
152 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 ...
0
votes
3answers
772 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 ...
0
votes
1answer
516 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 ...
0
votes
1answer
135 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 ...
0
votes
1answer
477 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 ...
1
vote
1answer
346 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 ...
0
votes
3answers
458 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 ...
2
votes
2answers
128 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 ...
1
vote
1answer
470 views
Share IP from Xen (XCP) Dom0 to DomU
The situation:
Xen Cloud Platform installed on a dedicated server.
It is assigned a batch of IPs.
I want to create a CentOS 6 VM (domU) that is running a WHM/Cpanel install, and has access to the ...
4
votes
1answer
68 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 ...
3
votes
2answers
179 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 ...
0
votes
1answer
211 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 ...
0
votes
1answer
134 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 ...
0
votes
2answers
176 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
2answers
294 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
1answer
124 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 ...
0
votes
2answers
526 views
Installing Ubuntu 12 VM on Xen Server not working
We are using XenCenter 6.02 in our office. I'm trying to install the latest Ubuntu as a virtual machine on it.
So as soon as i start the machine with the ISO, i can see the installation start menu. ...
1
vote
1answer
148 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 ...
0
votes
0answers
244 views
open-xen-manager configuration error
I have installed open xen manager on ubuntu 10.04 for managing XEN running on other machine,but when i add server and click connect through port 80 its showing
< ProtocolError for ...
2
votes
0answers
425 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
1answer
99 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?
0
votes
1answer
95 views
Is is possible to use static VIFs on Xen?
Is it possible to use Static VIF names for virtual nics in Xen? Which don´t change on reboot of the VM?
3
votes
4answers
319 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
1answer
238 views
High load on Xen guests
We're facing a weird issue with a freshly installed Xen (4.2) system.
The server is an Intel SR1690WB equipped with 4x1Tb HDD and with a RS2BL040 RAID card which configured to use RAID10.
The ...
1
vote
3answers
342 views
netconsole or serial logging in XenServer DomU
I have some problems with stability of Debian guests in my XenServer hosts.
To debug this problem I wanted to use netconsole kernel module, unfortunately, because the Ethernet controller is emulated, ...
1
vote
1answer
185 views
Multiple Xen instances through 1 single IP
I am a developer with not much networking experience, here is my situation:
I have a server with one reputable provider, managed to get Xen running with lots of LVM space to get around 3 virtual ...
0
votes
1answer
542 views
Xen VM won't start: “Cannot plug VIF”
I've got a VM on a citrix xenserver 5.0.0 machine that won't start. it was running fine until it was rebooted on a Fri afternoon, a few weeks ago.
Starting it from the (windows-only) xencenter GUI ...
1
vote
2answers
87 views
Storage for a small XenDesktop deployment
We are currently looking for a server-side virtualization solution for our developer desktop-systems. We so far chose XenDesktop since we are already running Xen for virtualized servers. This is a ...
3
votes
2answers
1k 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?
