Package | Description |
---|---|
org.apache.hadoop.hdfs.server.protocol |
Modifier and Type | Class and Description |
---|---|
class |
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.
|
class |
BlockCommand
A BlockCommand is an instruction to a datanode
regarding some blocks under its control.
|
class |
BlockRecoveryCommand
BlockRecoveryCommand is an instruction to a data-node to recover
the specified blocks.
|
class |
CheckpointCommand
Checkpoint command.
|
class |
DatanodeCommand
Base class for data-node command.
|
class |
FinalizeCommand
A BlockCommand is an instruction to a datanode to register with the namenode.
|
class |
KeyUpdateCommand |
class |
NamenodeCommand
Base class for name-node command.
|
class |
RegisterCommand
A BlockCommand is an instruction to a datanode to register with the namenode.
|
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