Articles
Deep dives on .NET, React, cloud and everything in between.
Redis Failure Under Extreme Traffic: How to Prevent a Database Crash When 1 Million Requests Hit at Once
Learn how to design a resilient caching architecture when Redis suddenly goes down and millions of requests fall back to the database. Explore cache stampede, thundering herd, circuit breakers, rate limiting, request coalescing, cache warming, graceful degradation, Redis high availability, TTL strategies, and protecting the database from sudden traffic spikes.
07 Oct 2026 · 36 views
Production Database Disaster: How to Recover 10 Million Deleted Rows Without a WHERE Clause
A real-world database disaster scenario: 10 million rows were accidentally deleted in production because a DELETE query was executed without a WHERE clause. Learn how to respond, stop further damage, identify the recovery point, restore data using backups and transaction logs, perform point-in-time recovery, validate the recovered data, and design safeguards to prevent such incidents in the future.
07 Oct 2026 · 34 views
Designing a High-Scale Railway Ticket Booking System: Handling 2 Million Users for 500 Seats
Learn how to design a highly scalable railway ticket booking system that can handle 2 million users competing for just 500 seats. Explore traffic spikes, virtual queues, rate limiting, seat inventory management, distributed locking, Redis, database consistency, reservation timeouts, payment processing, idempotency, fault tolerance, and strategies to prevent double booking.
07 Oct 2026 · 24 views