Julio's Blog


Building an Open Cloud Strategy

“Choices made, whether bad or good, follow you forever and affect everyone in their path one way or another.” --J.E.B. Spredemann, An Unforgivable Secret For several years now, one of the most used words in the last couple years in every IT organization has been “cloud”. Why? Because using or providing “cloud” services is one of the main objectives for CIOs and CTOs across the globe. In 2017, the “cloud” word is not new anymore, but still relevant and a big part of the IT transformation process. Here are some numbers that highlight the importance of cloud adoption: According to an IDC study (The... read more »


Best practices for successfully deploying NFV -Video - Red Hat Summit 2017

Here is a presentation that we (Rimma Iontel) and me delivered at Red Hat Summit 2017. The topic of the presentation is "Best practices for successfully deploying NFV". Enjoy!... read more »


What is new in Red Hat OpenStack Platform 10

First things first, I do work for Red Hat! Now with that out of the way let’s jump into today’s blog topic: What is new in Red Hat OpenStack Platform 10! Red Hat OpenStack Platform 10 was released yesterday (press release here, this new version is based on the OpenStack “Newton” release and also includes fixes to know issues of the Red Hat OpenStack Platform. The installer (Red Hat OpenStack Platform director) includes the next new features: Custom and composable roles: Templates have been decomposed into a set of multiple smaller discrete templates, each representing a composable service. Everything can be split except Pacemaker-managed... read more »


A quick introduction to OpenStack Heat.

An important component of a cloud environment is orchestration. In OpenStack, there is a program dedicated exclusively to Orchestration within the platform and the main project in this program is Heat. In this blog post, we will learn a little bit about OpenStack Heat (Heat from here on) and how to create simple orchestrations with it. According to the OpenStack Foundation, Heat (https://wiki.openstack.org/wiki/Heat) is an orchestration engine to launch multiple composite cloud applications based on templates in the form of text files that can be treated as code. In simple terms, Heat provides the OpenStack users with a way to automate... read more »


Selecting the right storage backend for your OpenStack cloud.

Embracing OpenStack or any other Infrastructure-As-A-Service (IaaS) platform should not be the only decision to take on the road to building your private cloud. Selecting the right cloud components like server hardware, network (architecture and topology), and storage backend is crucial to creating an OpenStack cloud architecture that will meet your needs. In this article, I will discuss what are the considerations to take when choosing the storage backend for your OpenStack cloud. What could go wrong First, let's discuss what could be the pitfalls of selecting the wrong storage backend for your OpenStack cluster: Performance problems: You will most likely have performance issues if your... read more »