Articles List

DevOps Reading List

For the Novice Intermediate Level Deep Dives & Further Learning PaaS and container technologies are often very closely tied with DevOps. In fact, we often confuse the adoption of "next-gen" technology stacks like OpenShift with "DevOps adoption". While it’s true that certain automation and cloud technologies fit very nicely into a DevOps frame of mind, it’s important to understand that employing DevOps means much more than just having the right technology, or writing automation scripts.

OpenShift and the Organization

Organizational Maturity Models when Adopting a PaaS platform Assignment of Actions to Existing Roles Building toward a DevOps Organization Responsibilities for IT Organizations Using OpenShift Roles for IT Organizations Using OpenShift Mapping Roles to Responsibilities: RACI RACI Definitions How Teams Work Together in a DevOps Organization Conclusion Organizational Maturity Models when Adopting a PaaS platform While Platform-as-a-Service technologies alone are not capable of changing the way individuals and teams interact within an organization, they often serves as a catalyst for organizational change to support IT agility.

Using OpenShift Templates in a Configuration as Code Model

The DevOps movement has shown us the potential organizational impact of adopting practices like Everything as Code, treating infrastructure and application configurations as source code that gets continuously applied to environments via automation. This article discusses a way to adopt this model using OpenShift Templates. Overview OpenShift Template Discovery Kickin' it off with some oc new-app Template files, processing, applying Building Custom Templates Template Structure Methods for Writing or Generating Templates Parameter Substitution Best Practices & Tips for Template Writing Templates & Everything as Code (EaC) principles Use oc apply for repeatable process Source Control for Templates Automation using templates & the OpenShift Applier framework Go Forth and Template!

Load Balancing Integration for OpenShift

This guide will walk you through how to leverage Load Balancers for cluster and application high availability. Load Balancing For HA Applications Simple Integration (External LB as a Passthrough) Hybrid Integration (External LB Termination) Full Integration (Integrating F5 as the OpenShift Router) Load Balancing For HA Master Infrastructure Simple SSL Passthrough (Non-Prod only) Custom Certificate SSL Termination (Production) Guides for Specific Load Balancer Implementations 1.