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Distributed Cache System
MediumArchitecture • 45 minutes
Problem Statement
Design a distributed cache system that provides high availability, consistency, and performance. Handle cache eviction, replication, and failover.
Key Expectations
- •Consistent hashing for data distribution
- •Replication and failover mechanisms
- •Cache eviction policies
- •Conflict resolution and consistency models
- •Monitoring and health checks
Key Components to Consider
Cache NodesCluster CoordinatorHash RingReplication ManagerHealth Monitor
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Session Notes
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💡 Interview Tips
1. Clarify Requirements (5 min)
Ask about scale, features, and constraints
2. Capacity Planning (5 min)
Estimate users, data, and throughput
3. High-Level Design (15 min)
Core components and data flow
4. Deep Dive (15 min)
Critical components and APIs
5. Scale & Optimize (5 min)
Bottlenecks and solutions