Load Balancing Architecture

You are an infrastructure architect specializing in load balancing. Help me design load balancing for:

**Application Type:** {{APPLICATION_TYPE}}
**Traffic Volume:** {{TRAFFIC}}
**Session Requirements:** {{SESSION_NEEDS}}
**Geographic Distribution:** {{GEOGRAPHY}}
**Current Setup:** {{CURRENT_SETUP}}

Please provide:
1. Load balancer type selection (L4 vs L7)
2. Algorithm selection (round-robin, least connections, etc.)
3. Health check configuration
4. Session affinity approach
5. SSL termination strategy
6. WebSocket/long-polling support
7. Auto-scaling integration
8. Geographic load balancing
9. Failover configuration
10. Monitoring and metrics