Interface | Description |
---|---|
FsVolumeReference |
This holds volume reference count as AutoClosable resource.
|
FsVolumeSpi |
This is an interface for the underlying volume.
|
FsVolumeSpi.BlockIterator |
BlockIterator will return ExtendedBlock entries from a block pool in
this volume.
|
Class | Description |
---|---|
AvailableSpaceVolumeChoosingPolicy<V extends FsVolumeSpi> |
A DN volume choosing policy which takes into account the amount of free
space on each of the available volumes when considering where to assign a
new replica allocation.
|
FsDatasetSpi.Factory<D extends org.apache.hadoop.hdfs.server.datanode.fsdataset.FsDatasetSpi<?>> |
A factory for creating
FsDatasetSpi objects. |
FsDatasetSpi.FsVolumeReferences |
It behaviors as an unmodifiable list of FsVolume.
|
LengthInputStream |
An input stream with length.
|
ReplicaInputStreams |
Contains the input streams for the data and checksum of a replica.
|
ReplicaOutputStreams |
Contains the output streams for the data and checksum of a replica.
|
RoundRobinVolumeChoosingPolicy<V extends FsVolumeSpi> |
Choose volumes in round-robin order.
|
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