Introducing DevOps

For a long time, development and operations had been divided into isolated modules with both separate concerns and responsibilities. Developers wrote the code and made sure that it worked on their development systems, while the system administrators were responsible for the actual deployment and integration in the organization's IT infrastructure.

As there was limited communication between these two isolated modules, both teams worked mostly separated on their projects. However, they heavily depended on each other because there was no cross-platform knowledge across the different teams.

This fitted in nicely with the Waterfall Methodology that was used for most projects. The Waterfall Methodology is based on the Software Development Life Cycle (SDLC), which has clearly defined processes for creating software. The Waterfall Methodology is a breakdown of project deliverables into linear sequential phases, where each phase depends on the deliverables of the...