Case Study: Scaling Redis with Twemproxy and Optimizing Connection Pools

The team rescued a crashing Redis cache handling 100K‑120K QPS by shrinking Nginx Lua timeouts, trimming connection pools, adding four Redis nodes behind Twemproxy, and splitting keys to raise cardinality, which eliminated connection spikes, balanced shard load, and restored stable performance.

Connection PoolTwemproxynginx lua

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Case Study: Scaling Redis with Twemproxy and Optimizing Connection Pools

21CTO

Mar 6, 2016 · Backend Development

How JD Scales Its Product Detail Page for Billions of Views

This article explains JD's technical practices for handling massive traffic on product detail pages, covering front‑end rendering, KV storage, Nginx + Lua dynamic templating, unified service systems, monitoring, caching strategies, service isolation, and automated degradation mechanisms.

Backend ArchitectureFrontend OptimizationProduct Detail Page

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How JD Scales Its Product Detail Page for Billions of Views

High Availability Architecture

Aug 31, 2015 · Backend Development

High‑Availability Architecture for JD.com Product Detail Pages

This article describes how JD.com redesigned its product detail page system from a static, cache‑heavy architecture to a fully dynamic, multi‑level cached service using Nginx+Lua, JIMDB, and asynchronous workers, addressing scalability, performance, and high‑availability challenges for billions of daily page views.

Backend ArchitectureJimdbProduct Detail Page

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High‑Availability Architecture for JD.com Product Detail Pages