Tagged articles

high-concurrency architecture

2 articles · Page 1 of 1

Sep 17, 2026 · Operations

10M QPS Architecture #256: Shifting Mega-Promo Reliability from Reactive to Proactive

This article details a proactive framework for mega-promotion reliability at 10M QPS, covering business red lines, full-link capacity modeling, stress testing for system boundaries, actionable degradation and isolation, decision-centric observability, executable runbooks, structured war rooms, drills, and readiness gates to replace reactive firefighting.

Incident ResponseObservabilitycapacity planning

0 likes · 41 min read

10M QPS Architecture #256: Shifting Mega-Promo Reliability from Reactive to Proactive

Code Farming

Sep 7, 2026 · Backend Development

How Encyclopedia Systems Survive Data Center Fires: Architecture Deep Dive

This article breaks down the four-step architecture design of a high-concurrency encyclopedia system, covering latency-driven multi-data-center deployment, a five-layer request chain with caching at each level, a three-tier optimization pyramid, and master-slave synchronization with automatic failover for disaster recovery.

CDN cachingCanalGeoDNS

0 likes · 8 min read

How Encyclopedia Systems Survive Data Center Fires: Architecture Deep Dive