XEN is a hypervisor based virtualization technique.
1
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2answers
255 views
Multiple dom0's on a single Xen host?
I've recently been researching Xen, and this has come up as a quistion for me.
Is it possible to have more than 1 dom0 running on a single Xen host?
The reason I ask is that this is very similar ...
5
votes
1answer
369 views
Linux process scheduling - Cap/Weight based?
I am just trying to understand the basics of Linux scheduler.
Is Linux scheduler a Cap based or weight based scheduler?
I was previously using Xen. Now I am moving from Xen to KVM. I read VMs are ...
2
votes
1answer
559 views
Can rpm handle an install of another OS into another Logical Volume?
I am trying to install fedora as a domU under a CentOS dom0 using the method outlined in The Book of Xen. I have asked another question regarding a consistent error message of cpio: Bad magic when I ...
2
votes
1answer
3k views
Getting “cpio: Bad magic” when trying to rpm install into a mounted Logical Volume
I need some help with this. I am trying to follow the Xen guide to provision a domU using package installation of the Fedora 15 release (the dom0 is CentOS 5.6). Ive run the rpm install command with ...
0
votes
1answer
2k views
What is Dom0 and how can one use it?
I have heard that Xen is now fully included into mainline Linux, and is usable via Dom0. Bare with me: I'm no expert on virtualization, let alone virtualization on Linux.
What is Dom0, what is its ...
-1
votes
2answers
356 views
Seamless mode in XEN?
Is there a seamless mode for XEN like the solution for VirtualBox?
UPDATE: under e.g.: having Ubuntu 11.04 as dom0. With seamless mode I mean to integrate the guest vm's window[s] to the host's GUI.
-1
votes
1answer
299 views
What is a cheap Citrix XenServer build?
Was wondering if anyone knew of a cheap XenServer build. Want to build two hypervisors using Citrix XenServer (based on open source Xen project). I was hoping for at least 8gb of ram on each and ...
5
votes
3answers
807 views
What is the fastest Virtualization solution for Linux?
Is it still XEN? Or is it VirtualBox, KVM, VmWare or else?
With fastest I mean that the guest VM is fast (the smallest speed loss because of Virtualization)
5
votes
2answers
3k views
GPGPU/CUDA in KVM or Xen
We would like to enable direct access to CUDA-enabled GPUs within either KVM or Xen (or Citrix Xenserver). Specifically, we want to use PCI passthrough to access an NVIDIA Tesla S2050 unit, which is ...
5
votes
1answer
3k views
What is hvc0? (appearing in “who” list)
I have an Ubuntu Server, and when I type who, to see who's connected, I can see that there's a user connected, and instead of being logged to a pts/x, he's connected to hvc0. Is there something to ...
2
votes
1answer
769 views
Debian 6.0 and Xen PyGrub failure
On my VPS (running Debian 6.0 on Xen with PyGrub) I get the following error when trying to upgrade the system:
Searching for GRUB installation directory ... found: /boot/grub
warning: grub-probe ...
3
votes
1answer
1k views
avoid IPv6 link local address on interface
I have a setup with virtual Xen hosts connected to a set of VLAN-s. On Dom0, I have set up a bridge for each of my VLAN-s to connect DomU-s to. Bridges are set up in /etc/network/interfaces like ...
2
votes
1answer
406 views
How long should it take to generate 300 bytes of entropy on a VPS?
I'm running NetBSD on a Xen VPS, and I'm trying to generate a gpg keypair. I've gotten most of the way there, but now I'm getting the following error message:
Not enough random bytes available. ...
2
votes
0answers
454 views
fedora 14 xen virtual machine does not detect network
I'm trying to create a para-virt Fedora 14 xen vm on a host running CentOS 5.5. The VM appears to initially install correctly (the installer finds eth0 and can access the installation media). But when ...
5
votes
2answers
624 views
Good tutorial for setting up a KVM/Xen box and advice on which would be better
I've got a dual xeon, 2GB, 75GB hd server that I'd like to turn into my dedicated virtual environment. Currently I'm using VirtualBox locally to run a mock cluster for Cassandra and Nginx/Haproxy, ...
