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Performance Requirements
Response Time Targets
- API Response Time: < 200ms for 95% of requests
- Page Load Time: < 3 seconds for web interfaces
- Database Query Time: < 100ms for simple queries
- File Upload Time: < 30 seconds for document uploads
Throughput Requirements
- Concurrent Users: Support for 10M simultaneous users
- Transaction Volume: 1M+ transactions per minute
- API Calls: 10M+ API calls per hour
- Data Processing: Real-time processing of all transactions
Scalability Strategy
Horizontal Scaling
- Microservices Architecture: Independent service scaling
- Container Orchestration: Kubernetes auto-scaling
- Load Balancing: Intelligent traffic distribution
- Database Sharding: Horizontal database partitioning
Caching Strategy
- Multi-Level Caching: Browser, CDN, API Gateway, Application, Database
- Cache Patterns: Cache-aside, Write-through, Write-behind
- Cache Invalidation: Event-driven cache updates
- Session Caching: Redis-based session management
Database Optimization
- Read Replicas: Separate read and write operations
- Connection Pooling: Optimized database connections
- Query Optimization: Index tuning and query analysis
- Partitioning: Table partitioning by date and region