Uses of Interface
org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.MappableBlock

Packages that use MappableBlock

Package	Description
org.apache.hadoop.hdfs.server.datanode.fsdataset.impl

Uses of MappableBlock in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl

Classes in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl that implement MappableBlock

Modifier and Type	Class	Description
class	MemoryMappedBlock	Represents an HDFS block that is mapped to memory by the DataNode.
class	NativePmemMappedBlock	Represents an HDFS block that is mapped to persistent memory by the DataNode.
class	PmemMappedBlock	Represents an HDFS block that is mapped to persistent memory by DataNode with mapped byte buffer.

Methods in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl that return MappableBlock

Modifier and Type	Method	Description
MappableBlock	MemoryMappableBlockLoader.getRecoveredMappableBlock(File cacheFile, String bpid, byte volumeIndex)
MappableBlock	NativePmemMappableBlockLoader.getRecoveredMappableBlock(File cacheFile, String bpid, byte volumeIndex)
MappableBlock	PmemMappableBlockLoader.getRecoveredMappableBlock(File cacheFile, String bpid, byte volumeIndex)
MappableBlock	NativePmemMappableBlockLoader.load(long length, FileInputStream blockIn, FileInputStream metaIn, String blockFileName, org.apache.hadoop.hdfs.ExtendedBlockId key)	Load the block.

Methods in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl that return types with arguments of type MappableBlock

Modifier and Type	Method	Description
Map<org.apache.hadoop.hdfs.ExtendedBlockId,MappableBlock>	PmemVolumeManager.recoverCache(String bpid, MappableBlockLoader cacheLoader)	Recover cache from the cached files in the configured pmem volumes.