Consistency Models in Distributed Systems: Complete Guide
Learn about strong, weak, eventual, and causal consistency models. Understand read-your-writes, monotonic reads, and picking the right model for your system.
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Consistent Hashing: Data Distribution Across Systems
Learn how consistent hashing works in caches, databases, and CDNs, including hash rings, virtual nodes, node additions, and redistribution strategies.
Cloud Cost Optimization: Right-Sizing, Reserved Capacity
Control cloud costs without sacrificing reliability. Learn right-sizing, reserved capacity planning, spot instances, and cost allocation strategies.
Database Replication: Master-Slave and Failover Patterns
Database replication explained: master-slave, multi-master, synchronous vs asynchronous strategies, failover patterns, and consistency.
Database Scaling: Vertical, Horizontal, and Read Replicas
Learn strategies for scaling databases beyond a single instance: vertical scaling, read replicas, write scaling, and when to choose each approach.
System Design: Real-Time Chat System Architecture
Deep dive into chat system design. Learn about WebSocket management, message delivery, presence systems, scalability patterns, and E2E encryption.
System Design: Netflix Architecture for Global Streaming
Deep dive into Netflix architecture. Learn about content delivery, CDN design, microservices, recommendation systems, and streaming protocols.
System Design: Twitter Feed Architecture and Scalability
Deep dive into Twitter system design. Learn about feed generation, fan-out, timeline computation, search, notifications, and scaling challenges.
System Design: URL Shortener from Scratch
Deep dive into URL shortener architecture. Learn hash function design, redirect logic, data storage, rate limiting, and high-availability.
Disaster Recovery: RTO, RPO, and Building a Recovery Plan
Disaster recovery planning protects against catastrophic failures. Learn RTO/RPO metrics, backup strategies, and multi-region failover patterns.