vivo Internet Technology
Aug 23, 2023 · Backend Development
Memory Optimization for Core Services: JVM Tuning and Large Object Management
The article describes how vivo’s core music service reduced frequent garbage collections, long GC pauses, and RPC timeouts by switching to ParNew+CMS collectors, implementing fault‑transfer monitoring, optimizing large response objects, and adding non‑invasive payload checks, resulting in dramatically lower YGC/FGC frequencies and improved memory stability.
JVM optimizationbackend developmentfault transfer
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