iQIYI Technical Product Team
Nov 26, 2021 · Backend Development
Analysis and Solutions for Load‑Balancing Issues in QLB‑4 Based TFServing Service Calls
The investigation of QLB‑4‑based TFServing calls revealed uneven traffic, stale routing after scaling, and idle servers due to layer‑4 hash routing, leading the team to replace QLB‑4 with a Consul‑driven client‑side load‑balancer that dynamically pools servers, eliminates restarts, and cuts GPU waste.
ConsulQLB-4TFServing
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