In a typical HA cluster, two separate machines are configured as NameNodes. At any point in time, exactly one of the NameNodes is in an Active state, and the other is in a Standby state. The Active NameNode is responsible for all client operations in…
HDFS High Availability Using the Quorum Journal Manager HDFS High Availability Using the Quorum Journal Manager 4.1 目的 4.2 Note: Using the Quorum Journal Manager or Conventional Shared Storage 4.3 background 4.4结构体系 4.5 硬件资源 4.6 部署 4.6.1 配置概述 4.6.2 详…