How CI/CD works: why releasing code every day is safer than once a month
DORA metrics: why teams that deploy more often break less
Many people believe that a software team which deploys more often must break things more often. More than ten years of research, with tens of thousands of people in software teams, found the opposite. What the researchers measured, and why deploying often and breaking little go together.
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Rono's worry is an old idea: a team must choose between speed and safety, so more deploys must mean more broken deploys.
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Since 2014, a research group called DORA has asked people in software teams, almost every year, how they work and what happens to their changes.
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