Package org.apache.hadoop.hdfs.server.namenode.snapshot

Interface Summary

SnapshotStatsMXBean

This is an interface used to retrieve statistic information related to snapshots

Class Summary

DirectoryWithSnapshotFeature.DirectoryDiff	The difference of an INodeDirectory between two snapshots.
DirectoryWithSnapshotFeature.DirectoryDiffList	A list of directory diffs.
FileDiff	The difference of an INodeFile between two snapshots.
FileDiffList	A list of FileDiffs for storing snapshot data.
FSImageFormatPBSnapshot.Loader	Loading snapshot related information from protobuf based FSImage
FSImageFormatPBSnapshot.Saver	Saving snapshot related information to protobuf based FSImage
Snapshot.Root	The root directory of the snapshot.
SnapshotFSImageFormat	A helper class defining static methods for reading/writing snapshot related information from/to FSImage.
SnapshotFSImageFormat.ReferenceMap	A reference map for fsimage serialization.
SnapshotManager	Manage snapshottable directories and their snapshots.