How to Improve System Availability Using Deployment Patterns

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Explores four key deployment patterns to achieve zero-downtime releases: Rolling deployment updates servers gradually while maintaining service availability; Blue-Green uses two identical environments for instant rollback capability; Canary releases new versions to a small percentage of users before full rollout; Feature Toggles separate code deployment from feature release through conditional logic. Each pattern addresses specific needs around safety, speed, and cost, with most companies combining multiple approaches based on service criticality.

How to Improve Availability Using Deployment Patterns ★

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