Apr 13, 2022 · Big Data

Real-time Multi-system Data Aggregation for Fan Tag System

The Xianyu fan‑tag system solves the challenge of displaying full‑history purchase counts with real‑time updates and low‑latency, high‑throughput queries by daily exporting multi‑system data to a LevelDB‑based KV store, converting schemas, and applying real‑time compensation from transaction and follow‑change messages, merging offline and live data to produce sorted fan lists at ~10 k QPS.

KV storageReal-time Processingdata aggregation

0 likes · 6 min read

Real-time Multi-system Data Aggregation for Fan Tag System

Youzan Coder

Nov 8, 2019 · Industry Insights

How We Built a Scalable Quality Metrics Dashboard for Software Teams

This article explains the end‑to‑end process of designing, implementing, and visualizing a quality‑measurement system that aggregates department, application, and individual data, defines evaluation methods, and uses offline Hive calculations to deliver fast, flexible dashboards for software quality improvement.

DashboardR&D managementSoftware quality

0 likes · 10 min read

How We Built a Scalable Quality Metrics Dashboard for Software Teams