| Layer | Components | Count |
|---|---|---|
| Request | DNS, CDN, Load Balancer, API Gateway, Service Mesh, Rate Limiter | 6 |
| Application | Application Server, Background Worker, Cache Server | 3 |
| Communication | Synchronous RPC/REST, Service Discovery | 2 |
| Storage | Relational DB, Message Queue, NoSQL Document, Key-Value, Wide-Column, Object Storage, Search Index, Vector DB | 8 |
| Processing | Batch Processor, Stream Processor | 2 |
| Observability | Metrics System, Log Aggregator, Distributed Tracing | 3 |
| Control | Configuration Management, Orchestrator/Scheduler | 2 |