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This article reviews how Tencent Health Code handled billions of daily scans by adopting cloud‑native architecture, comprehensive observability, capacity stress testing, chaos engineering, and disciplined change control to ensure high availability and resilience as pandemic demand waned.
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Lin Ying, a senior test manager at Guoxin Securities, shares insights from his GOPS 2021 talk on the securities industry's digital transformation, current IT challenges, and a comprehensive red‑blue exercise strategy that combines full‑link load testing, automated workflows, and proactive monitoring to ensure system stability during market peaks.
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