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hdfs_dfsadmin [2015/09/11 11:04] steve |
hdfs_dfsadmin [2016/04/18 18:22] steve |
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| * [[Hadoop]] | * [[Hadoop]] | ||
| - | * [[hdfs]] | + | * [[HDFS]] |
| + | |||
| + | * [[https://developer.yahoo.com/hadoop/tutorial/module2.html#admincommandref|HDFS dfsadmin Command Reference]] | ||
| ** Put the cluster in Safemode: ** | ** Put the cluster in Safemode: ** | ||
| Line 8: | Line 10: | ||
| <code> | <code> | ||
| hdfs dfsadmin -safemode enter | hdfs dfsadmin -safemode enter | ||
| - | </code> | ||
| - | |||
| - | ** Generate a list of DataNodes: ** | ||
| - | |||
| - | <code> | ||
| - | hdfs dfsadmin -report | ||
| </code> | </code> | ||
