vivo Internet Technology
Mar 22, 2023 · Operations
Design and Implementation of a Multi‑Layer Load Balancing Platform (VGW)
The article details how a multi‑layer load‑balancing platform (VGW) was designed—combining 7‑layer Nginx, 4‑layer LVS with FULLNAT, and 3‑layer network devices—to achieve business reliability, fault isolation via BGP‑announced VIPs, and high‑throughput performance using DPDK, while providing redundancy at server, link, and cluster levels.
4-layerBGPDPDK
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