| Interface | Description |
|---|---|
| FsVolumeSpi |
This is an interface for the underlying volume.
|
| RollingLogs |
Rolling logs consist of a current log and a set of previous logs.
|
| RollingLogs.Appender |
To append text to the logs.
|
| RollingLogs.LineIterator |
To iterate the lines of the logs.
|
| 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. |
| 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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