The concept of Service levels is a key part of System Reliability Engineering (SRE). This is well explained in the SRE book As mentioned in the book: It’s impossible to manage a service correctly, let alone well, without understanding which behaviors really matter for that service and how to measure and evaluate those behaviors. To […]
The Evolution of Deployment: From Waterfall to Agile to DevOps
Waterfall model of Software development The Waterfall model is one of the earliest methodologies used in software development. It is a linear and sequential approach where each phase must be completed before the next phase begins. The model is called “Waterfall” because it resembles a cascade or waterfall, flowing steadily downwards through several phases. Here […]