UCloud Tech

Oct 29, 2019 · Cloud Computing

How UCloud Achieves Second‑Level Failover with Internal VIP High‑Availability Service

This article explains how UCloud's internal‑VIP based high‑availability solution provides second‑level failover for cloud and physical hosts, detailing the evolution from simulated broadcast to a GARP‑sniffing broadcast cluster and showcasing real‑world e‑commerce and database use cases.