Pattern 90 / RELEASE

Rolling Deployment

Use this when Updating a fleet gradually without full downtime.

Pressure
Updating a fleet gradually without full downtime
Mechanism
Replace instances in batches while health checks keep enough capacity online
Toll
Mixed versions must be compatible during the rollout
Architecture plate90
Diagram for Rolling Deployment
Executive brief

Rolling Deployment fits when Updating a fleet gradually without full downtime. Mechanism: Replace instances in batches while health checks keep enough capacity online. Use it for Stateless services and routine releases. The toll: Mixed versions must be compatible during the rollout.

Use when

Stateless services and routine releases.

Example

Use rolling deployment when stateless services and routine releases..

Review framing

Describe the pressure first, then the mechanism, then the cost. That keeps the design grounded.

Same pressure family

Release

88Feature Flag89Blue-Green Deployment
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