| Package | Description |
|---|---|
| org.apache.hadoop.hdfs.server.datanode |
| Class and Description |
|---|
| BPServiceActorAction
Base class for BPServiceActor class
Issued by BPOfferSerivce class to tell BPServiceActor
to take several actions.
|
| BPServiceActorActionException |
| ChunkChecksum
holder class that holds checksum bytes and the length in a block at which
the checksum bytes end
ex: length = 1023 and checksum is 4 bytes which is for 512 bytes, then
the checksum applies for the last chunk, or bytes 512 - 1023
|
| DataNodeLayoutVersion.Feature
Enums for features that change the layout version.
|
| FinalizedReplica
This class describes a replica that has been finalized.
|
| ReplicaBeingWritten
This class represents replicas being written.
|
| ReplicaInPipeline
This class defines a replica in a pipeline, which
includes a persistent replica being written to by a dfs client or
a temporary replica being replicated by a source datanode or
being copied for the balancing purpose.
|
| ReplicaInPipelineInterface
This defines the interface of a replica in Pipeline that's being written to
|
| ReplicaUnderRecovery
This class represents replicas that are under block recovery
It has a recovery id that is equal to the generation stamp
that the replica will be bumped to after recovery
The recovery id is used to handle multiple concurrent block recoveries.
|
| ReplicaWaitingToBeRecovered
This class represents a replica that is waiting to be recovered.
|
| SecureDataNodeStarter.SecureResources
Stash necessary resources needed for datanode operation in a secure env.
|
| ShortCircuitRegistry.NewShmInfo |
| ShortCircuitRegistry.RegisteredShm |
| ShortCircuitRegistry.Visitor |
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