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openstack

High Performance Computing (HPC) on OpenStack: a few recommendations.

Blog post with considerations for HPC workloads on OpenStack.

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
ansible

Ansible and Ansible Tower: best practices from the field

One of my favorite open source projects in the last couple years is Ansible. In this article, I want to share some recommendations based on the first-hand experience in the field.

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
open cloud

What technologies to follow and learn in 2018!

What technologies to follow and learn in 2018. A few tech predictions for 2018 by Julio Villarreal Pelegrino.

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

Bringing Worlds Together: Designing and Deploying Kubernetes on an OpenStack multi-site environment

At OpenStack Summit Sydney, fellow Red Hatter Roger Lopez and I presented on designing and deploying kubernetes on an OpenStack multi-site environment. Here is the abstract and video of the presentation. Bringing Worlds

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

OpenStack: The Perfect Virtual Infrastructure Manager (VIM) for a Virtual Evolved Packet Core (vEPC)

I had the honor to present at OpenStack Summit Sydney. One of my presentations was with my co-worker Rimma Iontel. Here is the abstract and the video recording of the presentation. OpenStack: The

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
cloud

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

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

Don't Fail at Scale- How to Plan for, Build, and Operate a Successful OpenStack Cloud - Video - OpenStack Summit2017

Here is the presentation that I delivered with fellow Red Hatter Dave Costakos at OpenStack Summit Boston 2017. Here the abstract: "OpenStack is a unique set of cross-functional, fast-moving technologies that challenge

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

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!

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
ghost

Updating the Ghost blog platform in couple simple steps

Hello All, This blog is running on Ghost. Here is a simple way to update the Ghost blogging platform to the latest version. Stop the service running Ghost, in my case, I am

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

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!

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

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

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
rhel

High Availability and Pacemaker 101!

In this blog post, we will talk a little bit about High Availability and a little bit more about Pacemaker. Here are some of the topics of this post: Introduction to High Availability

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

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

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

Architecting your first OpenStack cloud.

OpenStack is the most popular open-source cloud computing platform to build and manage infrastructure-as-a-service (IaaS) environments. Since its inception in 2010 by Rackspace Hosting and NASA this project has gained popularity and positioned

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
fedora 24

10 things to do after installing Fedora 24.

In this post, I will cover the top 10 things to do after a fresh install of Fedora 24. In my case I use a Fedora workstation spin (Fedora 24 Cinnamon) and here

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
fedora

Upgrading to Fedora 24.

In today post I will show you how to upgrade to Fedora 24 from Fedora 23. The first thing that we are going to check the current version of Fedora and also apply

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
csf

Installing and configuring CSF on CentOS 7.

I have been using CSF (ConfigServer Security and Firewall) in my Linux systems for a while now with great results. CSF is more than a Firewall software, it is also an SPI (Stateful

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
linux

Fedora 24 released!

Fedora 24 was released on June 20, 2016. To download the different editions of Fedora 24, please visit the Fedora Project site. For the Workstation, Cloud, and Server editions: Fedora 24 Workstation Fedora

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
openstack

Ansible role to deploy and configure Rally.

I put together an Ansible role to deploy and configure OpenStack Rally. I used the upstream rally bits for this and could be built on Fedora or CentOS/RHEL machines. You could get

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
nginx

Adding PHP support to Nginx.

In the last post, I show how to install and configure Nginx on CentOS. In this post, I will show you how to add PHP support to that installed Nginx web server. There

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
nginx

Installing and configuring Nginx on CentOS.

In the web server world, you could find multiple options. Some of the most popular web servers are: Apache (leader) IIS Boa Monkey Nginx ... and a few more. Nginx has gain market shared

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
centos

Installing and configuring a FreeIPA server on CentOS 7.

On this post, we are going to install a FreeIPA server on CentOS 7. The main function of a FreeIPA server is to provide centralized identity and authentication for Linux/UNIX networked environments.

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
centos

Installation and basic configuration of MariaDB on CentOS/RHEL 7.

In this post, I will show you how to install MariaDB on a CentOS/RHEL 7 machine. This task is really easy to complete and could be done in couple minutes. Installing the

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
go

How to run Go 1.5 on CentOS 7.

In the previous post we installed Go on CentOS 7. There is an small problem by doing that, the latest version on the repos for Go is 1.4. In this post I

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
centos

Installing Go (GoLang) on CentOS 7.

In this post, I will show how to install the Go programming language (GoLang) on CentOS 7. This procedure is quite simple and requires only a few commands. Install the packages:### [[email protected]

Julio Villarreal Pelegrino Julio Villarreal Pelegrino
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