Automatic failover is enabled for NameNode at hadoop11/192.168.1.11:8020
Refusing to manually manage HA state, since it may cause
a split-brain scenario or other incorrect state.
If you are very sure you know what you are doing, please
Refusing to manually manage HA state, since it may cause
a split-brain scenario or other incorrect state.
If you are very sure you know what you are doing, please
specify the forcemanual flag.
是因为开启了zkfc 自动选active的namenode 不能手动切换了 zkfc会自动选择namenode节点作为active的