vivo Internet Technology
Sep 14, 2022 · Backend Development
Performance Optimization Practices in Vivo Push Recommendation Service
The Vivo Push recommendation service was dramatically accelerated by replacing regex‑based String.split with a custom utility, converting massive String‑key maps to long keys, and moving large caches off‑heap, which together cut latency by about 32%, boosted throughput roughly 45% and nearly doubled overall performance.
GCHotspot CodeJVM
0 likes · 15 min read