Scott's Weblog The weblog of an IT pro specializing in virtualization, networking, open source, and cloud computing

Learning NSX, Part 12: Integrating VMware NSX with OpenStack

Welcome to part 12 of the Learning NSX blog series, in which I continue the discussion around integration between OpenStack and VMware NSX, and in which I’ll provide more details about how exactly to integrate them.

(Read more...)

Technology and Travel

Cody Bunch recently posted a quick round-up of what he carries when traveling, and just for fun I thought I’d do the same. Like Cody, I don’t know that I would consider myself a road warrior, but I have traveled a pretty fair amount. Here’s what I’m currently carrying when I hit the road:

(Read more...)

Kicking the Policy Discussion Into High Gear

Most IT vendors agree that more extensive use of automation and orchestration in today’s data centers are beneficial to customers. The vendors may vary in their approach to providing this automation and orchestration—some may prefer to do it in software (VMware would be one of these, along with other software companies like Microsoft and Red Hat), while others want to do it in hardware. There are advantages and disadvantages to each approach, naturally, and customers need to evaluate the various solutions against their own requirements to find the best fit.

(Read more...)

Crossing the Threshold

Last week while attending the CloudStack Collaboration Conference in my home city of Denver, I had a bit of a realization. I wanted to share it here in the hopes that it might serve as an encouragement for others out there.

(Read more...)

Technology Short Take #40

Welcome to Technology Short Take #40. The content is a bit light this time around; I thought I’d give you, my readers, a little break. Hopefully there’s still some useful and interesting stuff here. Enjoy!

(Read more...)

A Follow Up on Linux Network Namespaces

Some time ago, I introduced you to the idea of Linux network namespaces, and provided an overview of some of the commands needed to interact with network namespaces. In this post, I’ll follow up on that post with some additional information on using network namespaces with other types of network interfaces.

(Read more...)

Modifying QCOW Images with Guestfish

In this post, I’m going to talk about a way to modify QCOW2-based images without having to boot up a full-blown virtual machine based on the image. I found this process while trying to change the behavior of cloud-init on the official Ubuntu cloud images from Canonical.

(Read more...)

Learning NSX, Part 11: Reviewing OpenStack Integration Basics

Welcome to part 11 of the Learning NSX blog series, in which I provide a high-level overview of the basics on integrating VMware NSX into an OpenStack deployment using OpenStack Neutron. In case you’re just now catching up on this blog series, I encourage you to visit my Learning NVP/NSX page, which has a brief summary of all the posts in the series.

(Read more...)

A Quick Introduction to Docker

If you’ve been following trends in the “cloud” world, you’ve probably heard of Docker. In this post I’m going to provide a quick introduction to Docker, which might be helpful if you’re wondering what Docker is and why it’s garnered so much attention.

(Read more...)

Technology Short Take #39

Welcome to Technology Short Take #39, in which I share a random assortment of links, articles, and thoughts from around the world of data center-related technologies. I hope you find something useful—or at least something interesting!

(Read more...)