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Virtualization Feed

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

NUMA Aware Scheduling Development Report

Background and Motivation

This blog already hosted a couple of stories about what is going on, in the Xen development community, regarding improving Xen NUMA support. Therefore, if you really are interested in some background and motivation, feel free to check them out:

Google hosted Xen Hackathon, May 16-17, Dublin

I am pleased to announce the next Xen Hackathon. The Hackathon will be hosted by the Ganeti team at Google and takes place on May 16-17, 2013 at Google’s offices in Dublin Ireland.

Alpine Linux and Xen

I’ve started working on Alpine Linux and Xen integration some time ago, when I was working as a research assistant at UPC, my college. We had just bought some blades and we needed to deploy Xen on them easily.

SCaLE 11X: A very large very small show

A few days ago, I had the privilege of attending SCaLE 11X in Los Angeles. And for me, it truly was a privilege. It had been over 5 years since I had the joy of attending a true Open Source conference of any real size, and what I found at SCaLE really excited me.

Xen is now officially in git

The Xen hypervisor is now officially in git.

Improving event channel scalability

As machines are getting more and more powerful today, people want more from the powerful hardware. From a cloud user’s perspective, it is better to run more virtual machines on a single host. Xen currently supports running hundreds of guests on a single physical machine, but we plan to take it to the next magnitude – to run thousands of guests on a single host. To achieve this goal, we need to tackle several bottlenecks, ranging from the hypervisor to the guest kernel to the user space tool stacks.

Upcoming Events: Build a Cloud Day, SCaLE 11x, Document Day, Linaro Connect Asia

Build a Cloud Day, February 22, Los Angeles, CA, USA

As last year, a Build a Cloud Day will be held at SCaLE 11x, where Joe Brockmeier will give an overview of Xen and XCP.

An Open Source Prodigal Returns

It’s not often in life that you get a chance to do what you love — twice.

A few years ago, I was given the opportunity to spend my days working with and talking about Open Source software.  It was exhilarating while it lasted, but after a few years, I had to return to product-based professional services to make a living.

Fast forward another nine years and the opportunity to work with and talk about Open Source has returned — and I couldn’t be happier about it.

Xen 4.3 mid-release roadmap update

At XenSummit in August, I talked about the new planning process that Xen.org is experimenting with. This is apparently a pretty hot topic, as that presentation on slideshare.net has received over 72,000 views!

Recovery of a StorageRepository (SR) in XenServer, part one

In this part I will discuss a possible solution to a problem I encountered several times already – failure to understand XenServer use of LVM, but first – a little explanation of the topic.

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