Last Updated: November 21, 2025
Patterns
| Pattern | Goal |
|---|---|
Multi-AZ
|
Avoid zone failure |
Retry + backoff
|
Handle transient errors |
Circuit breaker
|
Drop unhealthy systems |
Chaos
|
Validate assumptions |
Commands
aws autoscaling set-desired-capacity
Scale
aws cloudwatch put-metric-alarm
Alert on errors
aws events put-rule
Schedule chaos
Monitoring
Track SLO burn, log retries, and surface anomalies.
💡 Pro Tip:
Use multiple AZs, configure retries with backoff, and monitor error budgets.