Package org.apache.hadoop.hdfs.server.protocol

Class Summary

Class	Description
BalancerBandwidthCommand	Balancer bandwidth command instructs each datanode to change its value for the max amount of network bandwidth it may use during the block balancing operation.
BlockReportContext	The context of the block report.
DatanodeStorage	Class captures information of a storage in Datanode.
DatanodeStorageReport	Class captures information of a datanode and its storages.
ReceivedDeletedBlockInfo	A data structure to store the blocks in an incremental block report.
RemoteEditLog
RemoteEditLogManifest	An enumeration of logs available on a remote NameNode.
StorageBlockReport	Block report for a Datanode storage
StorageReceivedDeletedBlocks	Report of block received and deleted per Datanode storage.
StorageReport	Utilization report for a Datanode storage
VolumeFailureSummary	Summarizes information about data volume failures on a DataNode.

Enum Summary

Enum	Description
DatanodeStorage.State	The state of the storage.
NamespaceInfo.Capability
ReceivedDeletedBlockInfo.BlockStatus

Exception Summary

Exception	Description
FencedException	If a previous user of a resource tries to use a shared resource, after fenced by another user, this exception is thrown.