Progressive Delivery

Ring-Based Deployment Strategy

Production Ring Deployment:
Ring 0 (Canaries) → Ring 1 (Early) → Ring 2 (Default) → Ring 3 (Late)
     [1% users]       [5% users]        [84% users]       [10% users]
        ↓                ↓                  ↓                 ↓
    DevTeam       Early Adopters      Main Users        Conservative

Implementation Examples

AWS Implementation

• Route53 weighted routing

• AppMesh traffic shifting

• EKS with Flagger

• CloudWatch metrics validation

Azure Implementation

• Front Door traffic steering

• AKS with KEDA

• Application Insights monitoring

• Azure Load Testing

GCP Implementation

• Cloud Load Balancing

• GKE with Traffic Director

• Cloud Monitoring metrics

• Cloud Build triggers

Feature Flag Management

• LaunchDarkly integration

• Environment-based toggles

• User segment targeting

• Automatic rollback rules

Observability Integration

• Real-time metrics

• User session tracking

• Error rate monitoring

• Performance baselines

Risk Mitigation

• Automated rollback triggers

• Health check verification

• Load testing gates

• Security scan requirements