Programmer1970

Aug 28, 2026 · Cloud Native

Nacos CP Mode Still Has Split-Brain? 4 Scenarios Where Raft Fails

This article explains why Nacos CP mode can still experience split-brain despite using Raft, detailing four trigger scenarios (even-node partitions, GC pauses, cross-AZ latency, snapshot failures), three reasons CP appears like AP (client cache, read paths, module separation), and five practical fixes plus diagnostic commands.