1. Engineering Practices for Continuous Delivery:
From Metrics and Deployment Pipelines to Integration and Microservices
with Neal Ford
Incremental Deployment Strategies

2. Incremental Release Strategies
Blue-green deployments
Canary releases
Production immune system
Dark launching

3. Blue-green deployments
Web server
Application server
Database server
Message Router
1.1
1.1
1.1
User
Always on the native platform
Old version is hot backup
1.2
1.2
1.2

4. Canary releasing Release the new version to a small group of users
Increment the number of users until all users use the new version
Multi-variant testing / A-B testing
Can be done with togglz

5. Immune System Continues Deployment can be dangerous
You cannot test everything
Rely on monitoring
Have manual steps in place
Business Analysts
Small Matter Experts

6. Dark Launching Split the roll out Roll out underlying updates first
Then roll out the new UI
Often used with canary releasing