Why Redis INCR is a bad fit for public URL shortener services

An engineer explains why Redis INCR primitive, though intuitive, creates production bottlenecks for high-traffic URL shortener services.

Published 12sem1 source

≈ 23sSpeed

The fact

The problem lies in centralized key contention and lack of idempotence for distributed operations.

The analysis proposes alternative architectures using hash distribution or decentralized token generators for scalability.

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