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Removed Classes | |
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FsckResult of checking plus overall DFS statistics. |
Added Classes and Interfaces | |
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BackupNode. |
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Keeps information related to the blocks stored in the Hadoop cluster. |
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This interface is used for choosing the desired number of targets for placing block replicas. |
NotEnoughReplicasException |
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The class is responsible for choosing the desired number of targets for placing block replicas. |
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Cancel delegation tokens over http for use in hftp. |
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Servlets for file checksum |
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This interface is used for retrieving the load related statistics of the cluster. |
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Static utility functions for serializing various pieces of data in the correct format for the FSImage file. |
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This interface is used used the pluggable block placement policy to expose a few characteristics of an Inode. |
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Serve delegation tokens over http for use in hftp. |
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An INode representing a symbolic link. |
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This is the JMX management interface for namenode information |
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Renew delegation tokens over http for use in hftp. |
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This exception is thrown when an operation is not supported. |
Changed Classes | |
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A unique signature intended to identify checkpoint transactions. |
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DatanodeDescriptor tracks stats on a given DataNode such as available storage capacity last update time etc. |
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FSEditLog maintains a log of the namespace modifications. |
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FSImage handles checkpointing and logging of the namespace edits. |
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FSNamesystem does the actual bookkeeping work for the DataNode. |
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Redirect queries about the hosted filesystem to an appropriate datanode. |
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This class is used in Namesystem's web server to do fsck on namenode. |
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This class is used in Namesystem's jetty to retrieve a file. |
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Obtain meta-information about a filesystem. |
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NameNode serves as both directory namespace manager and "inode table" for the Hadoop DFS. |
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This class provides rudimentary checking of DFS volumes for errors and sub-optimal conditions. |
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This exception is thrown when the name node is in safe mode. |
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The Secondary NameNode is a helper to the primary NameNode. |
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Base class for name-node upgrade objects. |
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