Efficient Ops
Nov 8, 2017 · Operations
How Tencent Scaled Mobile QQ: From 500K to 180M Users with Global Smart Scheduling
This article details how Tencent's Mobile QQ grew from a half‑million online users to over 180 million by optimizing network access, evolving backend architecture from a single‑center to a three‑center design, and deploying a real‑time global smart‑scheduling system that reduces packet loss and login latency for both domestic and overseas users.
QQbackend architectureglobal scheduling
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