Technologies evolve quickly, but the word about them spreads even quicker. This section re:publishes interesting articles, blog posts and resources found across the great sea of the world wide web.

Building Custom Dashboards in OpenStack Horizon

February 17, 2015 // 0 Comments

I’ve been planning to write a post on how to create custom dashboards to Horizon, since I ran into this really great post by Keith Tenzer on the topics, I’ll probably refocus the upcoming post on how to leverage the new AngularJS frontend framework that was added in IceHouse release as some of the existing UI elements in Horizon...[READ MORE]

OpenStack Horizon: Looking Ahead to Kilo

February 5, 2015 // 0 Comments

Horizon Program Technical Lead, David Lyle, provided in a recent Webcast and a blog post a pretty good summery on what’s coming up in Kilo release for Horizon. Support for Ironic Horizon will support Ironic in the Kilo release cycle for both end users and operators. End users will be able to set up a bare metal instance and operators can...[READ MORE]

Ceilometer Architecture

February 5, 2015 // 2 Comments

Ceilometer Architecture The following figure describes the main components of the Ceilometer sub-system. Let’s briefly review the components from left to right. The compute agent runs on each compute node and polls statistics mainly via libvirt. The central agent runs centrally and polls statistics of the RESTful APIs of nova, glance,...[READ MORE]

OpenStack APIs Are For Cloud Admins, Not Developers

February 4, 2015 // 0 Comments

VMware explains that they are responding to customer “demand for powerful OpenStack APIs to their developers” with their OpenStack product. In other words, what OpenStack provides is a nice set of developer APIs, and if developers want that, VMware will provide it for them on top of their existing infrastructure. OpenStack APIs are not...[READ MORE]

Tips to Improve Organizations Contributing To OpenStack

December 31, 2014 // 2 Comments

A great talk by Stefano Maffulli from the OpenStack foundation with some good advice if you want your contributions to be accepted more quickly and smoothly. If you ever experienced some of these pain points: “your contribution is late or missing tests” “thank you but we don’t like how you implemented it” this talk will be useful....[READ MORE]

Free Book: Getting Started with OpenShift

December 11, 2014 // 0 Comments

With this concise eBook you’ll learn the steps necessary to build, deploy, and host a complete real-world application on OpenShift, without having to read long, detailed explanations of the technologies involved. Source:   Table of Contents 1. Introduction What Is the Difference Between...[READ MORE]

Nova-Docker on OpenStack RDO Juno

December 9, 2014 // 0 Comments

As previously mentioned the Docker driver for Nova is currently out of Nova’s tree which means you won’t get it when installing OpenStack. This post discusses how to clone the out-of-tree Nova-Docker driver from GitHub, install it and configure Nova and Glance to use it with RDO on CentOS7. This short blog post is about how to get...[READ MORE]

2015 Red Hat Summit Call for proposals

December 4, 2014 // 1 Comment

The 2015 Red Hat Summit Call for proposals is now OPEN! Hoping to see you all there this year. 2015 Call for proposals Submit a session proposal for a chance to speak at the premier open source technology event of the year.   Learn. Network. Experience open source. The Red Hat Summit is the premier open source technology event to showcase the...[READ MORE]

Why CoreOS just fired a Rocket at Docker

December 4, 2014 // 1 Comment

So basically what CoreOS are saying is that Docker is aiming to become a competitor in the Enterprise management space, so they are starting Rocket to undermine Docker’s most fundamental piece. Docker’s effort to develop its enterprise-oriented lineup of features has caused the company to lose sight of its goal of making sure that its core...[READ MORE]

Keystone: Leveraging Existing Identity Sources

November 27, 2014 // 0 Comments

A great talk by Nathan Kinder on integrating existing identity management sources such as Active Directory and LDAP with Keystone. Keystone is the reference implementation of the Identity API in OpenStack. It needs to deal with traditional identity concepts such as users and groups as well as centrally managing authorization. This session will...[READ MORE]

Going Native with OpenStack Centric Applications: Overview

November 26, 2014 // 1 Comment

Cloud infrastructure is useless without applications running atop, providing business servi ces and solving customer needs. So, as applications ascend to the throne as the rightful king of cloud Application Blueprint Designer – Merlin RavelloSystems, UrbanCode, CliQr, Prime Service Catalog*… Application Lifecycle Management PaaS – Solum...[READ MORE]

OpenStack User Survey: November 2014

November 12, 2014 // 0 Comments

Now, when the OpenStack Summit Paris is officially over, and everyone of the ~5,000 participants are home and (hopefully) safe, the semi-annual user survey is released and there are some quite interesting facts in it. Source: OpenStack is finding it’s way...[READ MORE]
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