Operation category READ is not supported in state standby

分类: 文章 • 2022-07-05 10:35:41

RemoteException(org.apache.hadoop.ipc.StandbyException): Operation category READ is not supported in state standby

两个namenode都是standby

在一台主机上执行:

hdfs haadmin -transitionToActive --forcemanual nn1

再访问,一台active 一台standy