The Xen® Hypervisor, is an open source virtualization platform that powers the world's largest clouds in production and is the foundation of many commercial products.
Questions tagged [xen]
183 questions
37
votes
1 answer
Can I change the filename of my ssh public/private key pair?
I created a public/private key pair:
ssh-keygen -t rsa -C "me@example.com"
I gave a different key file name than id_rsa since I wanted to create a new separate key from my normal identity.
I gave this key to my hosting provider so that I can login…
jjeaton
- 646
10
votes
2 answers
Xen for a Windows/Linux desktop machine
So here's the deal: For some time, I've been running Windows as my main desktop OS with Gentoo Linux in a VM. I've been thinking that running the systems concurrently in a hypervisor instead of one on top of the other would be better. For this…
user99048
8
votes
5 answers
Looking for tips: building a workstation around Xen and GPU pass-through
I'm building my new home machine right now and as usual this will be a heavily overloaded workstation that will serve as development and testing machine, file server and game console (plus I'm adding TV cards and multimedia streaming for my home…
Šimon Tóth
- 1,454
6
votes
2 answers
Difference between Xen hypervisor and Xen server
Like title suggests...something is not very clear to me.
I am used to virtualbox and vmware, now I'd like to use xen but...I find two different websites, hypervisor and server.
What's the difference?
Moreover I really need TWO phisical machines, one…
Phate
- 241
6
votes
3 answers
Is there any way to run 64bit Virtual Machine on 64bit processor without hardware virtualization (amd-v, vt-x)?
We have a 64bit virtual machine (CentOS) that we'd like to run on 64bit host-machine (may be running under any OS), but that host-machine doesn't support hardware virtualization, which, you know, should be for running 64bit virtual machines in it.
I…
Pavel Geveiler
- 186
5
votes
4 answers
How to tell if I am on a XEN or KVM Server?
Is there a way to tell if I am on a XEN or KVM linux server? Reason I asked is nothing is on top yet I am seeing load averages high well after I do tasks and I am getting hangs/spikes when I do simple tasks
Rachel Nark
- 701
4
votes
2 answers
Transfer VM without shutting it down?
Is it possible to transfer a VirtualBox VM from one server to another without shutting it down? Is there any way to achive this? Does this technology have a name to identify it?
As far as I know Xen provides such a functionality, but when I played…
Melauki Mawi
- 161
4
votes
2 answers
Cannot login to Xen guest pv
I've followed this guide to setup a Xen server and my first PV Guest. On the host system I only have two users, root and benny. I usually work through benny.
After creating a .cfg for my new pv guest, foobar-server, I run the following…
Mr Griever
- 141
4
votes
2 answers
How do I set up grub2 with Xen?
I am booting a new Xen kernel and it all goes fine up until some point during the boot process when the machine reboots without warning. Unfortunately, I don't see errors flash up just before that happens.
Is there a way of booting the machine with…
hookenz
- 4,095
4
votes
2 answers
Is it possible to run windows under Paravirtualized Xen?
Is it possible to run windows under paravirtualized xen? Linux is possible because you can modify it. If you cannot run windows then what are the other alternatives to improve I/O performance?
user79557
- 141
3
votes
1 answer
Xen VPS with 2 IPs from 2 different subnets
I am new to Xen and I am trying to understand how to add 2 different IPs on the same guest VPS.
First, I am going to explain my node setup, which is a physical server with 32GB RAM and 2 NICs on it. The first NIC has a public IP 82.XXX.YYY.ZZZ and…
Havri
- 31
3
votes
1 answer
Where are Xen guest config files stored?
I'm new to Xen stuff. I have a XenServer 6.5 running, with XenCenter and a Debian installed as a PV VM. I'm trying to setup the extra security now so I don't have to learn about it after I've been screwed over. (driver domains, pvgrub, and maybe…
Frank
- 41
3
votes
1 answer
How should I configure Xen to allow multiple different IP ranges in the domUs?
I'm trying to get Xen running in a setup where the domUs have a completely different IP than the dom0 (not in the same network range). This answer got everything working within the same /24 range, but not with completely unrelated IPs.
dom0's…
Simon
- 317
3
votes
4 answers
bridge does not forwarding packets centos
I am using CentOS 6.5 64
and use xen to create a virtual machine (CentOS)
ifconfig
[root@CentOS ~]# ifconfig
eth0 Link encap:Ethernet HWaddr 08:00:27:54:B3:FA
inet6 addr: fe80::a00:27ff:fe54:b3fa/64 Scope:Link
UP BROADCAST…
Steve
- 543
3
votes
1 answer
How do I get Xen domU guests to have internet access?
How do I get Xen domU guests to have internet access? What tools can I use to diagnose the problem? Are there log files I can examine?
(I'm new linux and networking and VMs. Please execuse me if I get the terminology wrong. Also I'm not sure which /…
robor
- 143