Why it matters

DevOps culture change is what unlocks velocity. Tools alone don't help without practice change.

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The architecture

Culture: shared responsibility between dev and ops. Blameless retrospectives. Feedback loops.

Practices: CI/CD, IaC, observability, on-call.

DevOps triangleCultureshared responsibilityPracticesCI/CD + IaCToolsGit, Docker, K8s, etcTools without culture change fails; culture + practices unlock velocity
DevOps components.
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How it works end to end

DORA metrics: deployment frequency, lead time, MTTR, change failure rate. Standard for measuring DevOps success.

SRE: Google's take on DevOps. Error budgets, SLOs, toil reduction.

Platform engineering: internal platforms enabling developer self-service.