dc0b44a884
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-2832@1536434 13f79535-47bb-0310-9956-ffa450edef68
57 lines
2.0 KiB
Plaintext
57 lines
2.0 KiB
Plaintext
BREAKDOWN OF HDFS-2832 ENABLE SUPPORT FOR HETEROGENEOUS STORAGES IN HDFS
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IMPROVEMENTS:
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HDFS-4985. Add storage type to the protocol and expose it in block report
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and block locations. (Arpit Agarwal)
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HDFS-5115. Make StorageID a UUID. (Arpit Agarwal)
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HDFS-5000. DataNode configuration should allow specifying storage type.
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(Arpit Agarwal)
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HDFS-4987. Namenode changes to track multiple storages per datanode.
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(szetszwo)
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HDFS-5154. Fix TestBlockManager and TestDatanodeDescriptor after HDFS-4987.
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(Junping Du via szetszwo)
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HDFS-5009. Include storage information in the LocatedBlock. (szetszwo)
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HDFS-5134. Move blockContentsStale, heartbeatedSinceFailover and
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firstBlockReport from DatanodeDescriptor to DatanodeStorageInfo; and
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fix a synchronization problem in DatanodeStorageInfo. (szetszwo)
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HDFS-5157. Add StorageType to FsVolume. (Junping Du via szetszwo)
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HDFS-4990. Change BlockPlacementPolicy to choose storages instead of
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datanodes. (szetszwo)
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HDFS-5232. Protocol changes to transmit StorageUuid. (Arpit Agarwal)
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HDFS-5233. Use Datanode UUID to identify Datanodes. (Arpit Agarwal)
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HDFS-5222. Move block schedule information from DatanodeDescriptor to
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DatanodeStorageInfo. (szetszwo)
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HDFS-4988. Datanode must support all the volumes as individual storages.
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(Arpit Agarwal)
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HDFS-5377. Heartbeats from Datandode should include one storage report
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per storage directory. (Arpit Agarwal)
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HDFS-5398. NameNode changes to process storage reports per storage
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directory. (Arpit Agarwal)
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HDFS-5390. Send one incremental block report per storage directory.
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(Arpit Agarwal)
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HDFS-5401. Fix NPE in Directory Scanner. (Arpit Agarwal)
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HDFS-5417. Fix storage IDs in PBHelper and UpgradeUtilities. (szetszwo)
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HDFS-5214. Fix NPEs in BlockManager and DirectoryScanner. (Arpit Agarwal)
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HDFS-5435. File append fails to initialize storageIDs. (Junping Du via
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Arpit Agarwal)
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