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System Architecture
Sep 23, 2026 • 4 min read

Distributed Rate Limiting: Token Bucket vs. Sliding Window Counter in Redis

Simple fixed-window rate limiters permit double the allowed traffic bursts at window boundaries, leading to API quota exhaustion and backend overload. Explore the mathematics and atomic Redis Lua implementation of Sliding Window rate limiting.

#API #Performance #Python #Redis
Read Publication devManue
System Architecture
Sep 21, 2026 • 4 min read

Taming Redis & Celery in Production: Memory Limits, Worker Pools & Dead-Letter Queues

Preventing background worker crashes and memory exhaustion in Celery and Redis: memory eviction policies, worker pool sizing, task timeouts, and dead-letter queues.

#Celery #DevOps #Performance #Python
Read Publication devManue
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