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Virtualization Feed

Xen Hypervisor, KVM Hypervisor and Oracle virtualization resources, news, and support articles.

HowTo access metadata from RDO Havana Instance on Fedora 20

Per  Direct_access _to_Nova_metadata
In an environment running Neutron, a request from your instance must traverse a number of steps:
1. From the instance to a router,
2. Through a NAT rule in the router namespace,
3. To an instance of the neutron-ns-metadata-proxy,
4. To the actual Nova metadata service

NetApp internals – how to add SSH keys without C$ nor NFS shares

This post will describe the process of placing SSH keys using the internal ‘systemshell’ command of NetApp. As always – when doing something which the vendor did not intend you to do, do it very carefully. This data was obtained from NetApp forums, and while I do not have the original post to link (I usually link to the original, as a courtesy to the original author), this is the content, as is.
First, set to advanced mode:
filer> priv set advanced

Virtualization on ARM with Xen

This is a repost of a tutorial published initially on – Thank you to Andrew Wafaa for allowing us to repost.

With ARM entering the server space, a key technology in play in this segment is Virtualization. Virtualization is not a tool solely for servers and the data center, it is also used in the embedded space in segments like automotive and it is also starting to be used in mobile.

Rackspace hosts Xen Project Hackathon, May 29-30 in London

I am pleased to announce the next Xen Project Hackathon. The Hackathon will be hosted by Rackspace in their London offices, May 29 and 30. I wanted to thank Paul Voccio and Gus Maskowitz from Rackspace for hosting the Hackathon. I also wanted to thank Rackspace for hosting the Xen Project wiki, mailing lists, blog and other services. This goes well with Rackspace’s motto:

Xen Project Team Hits the Road

You’ll find many of our members and contributors taking on more than coding this spring. We’re excited to attend several upcoming industry events and share Xen Project milestones, news, use cases and roadmap updates in-person with many in our community.

We encourage you to attend any of these upcoming Xen Project talks. And, if you do, make sure to introduce yourself to the speaker.  It’s always good to meet new people from the Xen Project community!

Sample of /etc/openstack-dashboard/local_settings

[root@dfw02 ~(keystone_admin)]$ cat  /etc/openstack-dashboard/local_settings | grep -v ^# | grep -v ^$
import os
from django.utils.translation import ugettext_lazy as _
from openstack_dashboard import exceptions
DEBUG = False
ALLOWED_HOSTS = ['', 'localhost']
SESSION_ENGINE = “django.contrib.sessions.backends.cached_db”
‘default': {
‘ENGINE': ‘django.db.backends.mysql’,
‘NAME': ‘dash’,
‘USER': ‘dash’,

Setup Dashboard&VNC console on Two Node Controller&Compute Neutron GRE+OVS+Gluster Fedora 20 Cluster

This post follows up  Gluster 3.4.2 on Two Node Controller&Compute Neutron GRE+OVS Fedora 20 Cluster in particular,  it could be performed after Basic Setup  to make system management more comfortable the only CLI.
It’s also easy to create instance via  Dashboard :

XenGT – a Full Graphics Virtualization Solution on Intel ® Processor Graphics


The Graphics Processing Unit (GPU) has become a fundamental building block in today’s computing environment, accelerating tasks from entertainment applications (gaming, video playback, etc.) to general purpose windowing (Windows* Aero*, Compiz Fusion, etc.) and high performance computing (medical image processing, weather forecast, computer aided designs, etc.).

Xen 4.4 Released is pleased to announce the release of Xen 4.4.0. The release is available from the download page:

Setup Gluster 3.4.2 on Two Node Controller&Compute Neutron GRE+OVS Fedora 20 Cluster

This post is an update for  . It’s focused on Gluster 3.4.2  implementation including tuning /etc/sysconfig/iptables files on Controller and Compute Nodes.

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