Progressive Delivery Language

6 exercise sets · Master vocabulary for feature flags, canary deployments, blue-green deployments, and traffic-splitting strategies.

Feature Flags Vocabulary

Release toggles, experiment toggles, ops toggles, permission toggles, flag lifecycle, stale flags, kill switches, targeting rules.

Canary Deployment Vocabulary

Canary release, canary percentage, promotion criteria, baking time, automated canary with Flagger/Argo Rollouts, rollback triggers.

Blue-Green Deployment Vocabulary

Blue vs. green environments, traffic cutover, instant rollback, warm-up period, database schema compatibility.

Traffic Splitting Vocabulary

Weighted round-robin, header-based routing, cookie-based routing, shadow traffic, dark launch, A/B testing traffic splitting.

Rollback Strategy Vocabulary

Rollback triggers, automatic rollback conditions, rollback vs. roll-forward, feature flag rollback vs. deployment rollback.

Deployment Strategy Trade-offs

Big bang vs. progressive delivery, blast radius, change failure rate, discussing strategy trade-offs with stakeholders.