JD Tech Talk
Jan 6, 2021 · Backend Development
JDDLB Architecture and QAT SSL/TLS Hardware Acceleration Optimization
This article details the overall architecture of JD.com Data Science's JDDLB load balancer, its high‑performance and high‑availability features, and presents a comprehensive performance comparison of SSL/TLS offloading using Intel QAT acceleration cards, including async processing, user‑space driver zero‑copy implementation, crash analysis, and process‑level engine scheduling.
Hardware OffloadQATSSL/TLS acceleration
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