- <init>
Construct a DFSAdmin object.
- finalizeUpgrade
Command to ask the namenode to finalize previously performed upgrade. Usage:
hdfs dfsadmin -finalize
- report
Gives a report on how the FileSystem is doing.
- init
- metaSave
Dumps DFS data structures into specified file. Usage: hdfs dfsadmin -metasave
filename
- printHelp
- printUsage
Displays format of commands.
- refreshNodes
Command to ask the namenode to reread the hosts and excluded hosts file. Usage:
hdfs dfsadmin -refre
- refreshServiceAcl
Refresh the authorization policy on the NameNode.
- setSafeMode
Safe mode maintenance command. Usage: hdfs dfsadmin -safemode [enter | leave |
get | wait | forceExi
- getConf
- getDFS