Mastering High-Concurrency Systems in Production on Lê Tuấn Anh — Go Backend Architect & Microservices Engineerhttps://tanhdev.com/series/high-concurrency-systems/Recent content in Mastering High-Concurrency Systems in Production on Lê Tuấn Anh — Go Backend Architect & Microservices EngineerHugoen-usTue, 09 Jun 2026 10:40:00 +0700Chapter 9: Database Sharding & Read/Write Splitting for Billion-Record Tableshttps://tanhdev.com/series/high-concurrency-systems/database-sharding-read-write-splitting/Tue, 09 Jun 2026 10:40:00 +0700https://tanhdev.com/series/high-concurrency-systems/database-sharding-read-write-splitting/Scale your relational database infinitely using GORM dbresolver for Read/Write splitting and Consistent Hashing for massive Sharding.Chapter 8: Distributed Locking for Race Conditions: Redlock vs ZooKeeperhttps://tanhdev.com/series/high-concurrency-systems/distributed-locking-redlock-zookeeper/Tue, 09 Jun 2026 10:35:00 +0700https://tanhdev.com/series/high-concurrency-systems/distributed-locking-redlock-zookeeper/Master distributed synchronization by comparing Redis Redlock algorithms against strongly consistent Apache ZooKeeper locks.Chapter 7: Designing Idempotency APIs for Payment Systemshttps://tanhdev.com/series/high-concurrency-systems/idempotency-api-design-payments/Tue, 09 Jun 2026 10:30:00 +0700https://tanhdev.com/series/high-concurrency-systems/idempotency-api-design-payments/Prevent double-charging customers by implementing robust Idempotency Keys and Atomic Redis locks in your HTTP POST transactions.Chapter 6: API Gateway vs Service Mesh in Microservices Architecturehttps://tanhdev.com/series/high-concurrency-systems/api-gateway-vs-service-mesh/Tue, 09 Jun 2026 10:25:00 +0700https://tanhdev.com/series/high-concurrency-systems/api-gateway-vs-service-mesh/Understand the clear boundaries between North-South traffic (API Gateway) and East-West traffic (Service Mesh) in large Go architectures.Chapter 5: Optimizing Golang Database Connection Pools to Prevent Bottleneckshttps://tanhdev.com/series/high-concurrency-systems/golang-database-connection-pool-optimization/Tue, 09 Jun 2026 10:20:00 +0700https://tanhdev.com/series/high-concurrency-systems/golang-database-connection-pool-optimization/Tune your *sql.DB connection pool parameters (MaxOpenConns, MaxIdleConns) and implement PgBouncer to maximize Go database performance.Chapter 4: Solving the Dual-Write Problem with Transactional Outbox Patternhttps://tanhdev.com/series/high-concurrency-systems/transactional-outbox-pattern-dual-write/Tue, 09 Jun 2026 10:15:00 +0700https://tanhdev.com/series/high-concurrency-systems/transactional-outbox-pattern-dual-write/Master the Transactional Outbox Pattern using GORM and CDC to eliminate Dual-Write data inconsistencies in event-driven systems.Chapter 3: Distributed Rate Limiting with Redis & GCRA Algorithmhttps://tanhdev.com/series/high-concurrency-systems/distributed-rate-limiting-redis-gcra/Tue, 09 Jun 2026 10:10:00 +0700https://tanhdev.com/series/high-concurrency-systems/distributed-rate-limiting-redis-gcra/Discover why local rate limiters fail in Microservices and how Redis Lua scripts powering the GCRA algorithm solve distributed throttling.Chapter 2: The 3 Caching Vulnerabilities (Penetration, Breakdown, Avalanche) & Go Singleflighthttps://tanhdev.com/series/high-concurrency-systems/caching-vulnerabilities-penetration-breakdown-avalanche/Tue, 09 Jun 2026 10:05:00 +0700https://tanhdev.com/series/high-concurrency-systems/caching-vulnerabilities-penetration-breakdown-avalanche/Learn how to defend against Cache Penetration, Avalanche, and Breakdown using Bloom Filters, TTL jittering, and Golang singleflight.Chapter 1: How Systems Handle Millions of Requests/s (C10M)? Lessons from Shopee & Alipayhttps://tanhdev.com/series/high-concurrency-systems/how-systems-handle-c10m/Tue, 09 Jun 2026 10:00:00 +0700https://tanhdev.com/series/high-concurrency-systems/how-systems-handle-c10m/A deep dive into how modern distributed systems break the C10M barrier using stateless APIs, multi-level caching, and Go.The Reality of C10M: Surviving Extreme Traffic — Exec Summaryhttps://tanhdev.com/series/high-concurrency-systems/executive-summary/Tue, 09 Jun 2026 10:00:00 +0700https://tanhdev.com/series/high-concurrency-systems/executive-summary/An overview for Tech Leads & Architects: Why traditional scaling fails at millions of requests and how to build high-concurrency systems using Golang.