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DevOps vs Site Reliability Engineering: Concepts, Practices, and Roles

Altexsoft

For over a decade, two similar concepts — DevOps and Site Reliability Engineering (SRE) — have been coexisting in the world of software development. This article explains how DevOps and SRE facilitate building reliable software, where they overlap, how they differ from each other, and when they can efficiently work side by side.

DevOps 96
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AoAD2 Chapter 3: How to Be Agile

James Shore

Here’s an example of how manager buy-in works in a complex situation, drawn from my experience as a consultant. I was originally approached by an engineering manager at a company with several hundred engineers and about 45 software teams. The VP liked what I had to say. If not, you can hire consultants.

Agile 103
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AoAD2 Chapter 6: Invest in Change

James Shore

One way to understand how people respond to change is Virginia Satir’s Change Model, shown in the “Satir Change Model” figure. 1 As the figure shows, there are five stages to a change. Large changes—those that directly impact more than 30-70 people—require professional change management. Don’t skimp.

Agile 94