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| Packages that use org.apache.hadoop.dfs | |
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| org.apache.hadoop.dfs | A distributed implementation of FileSystem. |
| org.apache.hadoop.net | Network-related classes. |
| Classes in org.apache.hadoop.dfs used by org.apache.hadoop.dfs | |
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| DataNode
DataNode is a class (and program) that stores a set of blocks for a DFS deployment. |
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| DatanodeDescriptor
DatanodeDescriptor tracks stats on a given DataNode, such as available storage capacity, last update time, etc., and maintains a set of blocks stored on the datanode. |
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| DatanodeID
DatanodeID is composed of the data node name (hostname:portNumber) and the data storage ID, which it currently represents. |
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| DatanodeInfo
DatanodeInfo represents the status of a DataNode. |
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| DatanodeInfo.AdminStates
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| FSConstants
Some handy constants |
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| FSConstants.NodeType
Type of the node |
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| FSConstants.SafeModeAction
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| FSConstants.StartupOption
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| NameNode
NameNode serves as both directory namespace manager and "inode table" for the Hadoop DFS. |
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| Classes in org.apache.hadoop.dfs used by org.apache.hadoop.net | |
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| DatanodeDescriptor
DatanodeDescriptor tracks stats on a given DataNode, such as available storage capacity, last update time, etc., and maintains a set of blocks stored on the datanode. |
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