Bulk Operation

HDFS-9806 [READ] Fix configuration and implementation of LevelDB-based alias maps

HDFS-9806 [READ] Handle decommissioning and under-maintenance Datanodes with Provided storage.

HDFS-9806 [READ] Fix closing streams in ImageWriter

HDFS-9806 [READ] Skip setting block count of ProvidedDatanodeStorageInfo on DN registration update

HDFS-9806 [READ] Support replication of Provided blocks with non-default topologies.

HDFS-9806 [READ] Allow Datanodes with Provided volumes to start when blocks with the same id exist locally

HDFS-9806 Add visibility/stability annotations

HDFS-9806 [READ] Documentation for provided storage

HDFS-9806 [READ] Fix the randomized selection of locations in {{ProvidedBlocksBuilder}}.

HDFS-9806 [READ] Image generation tool does not close an opened stream

HDFS-9806 [READ] Allow cluster id to be specified to the Image generation tool

HDFS-9806 [READ] Report multiple locations for PROVIDED blocks

HDFS-9806 [READ] Reduce memory and CPU footprint for PROVIDED volumes.

HDFS-9806 [READ] Increasing replication for PROVIDED files should create local replicas

HDFS-9806 [READ] Fix reporting of Provided volumes

HDFS-9806 [READ] Refactor FileRegion and BlockAliasMap to separate out HDFS metadata and PROVIDED storage metadata

HDFS-9806 [9806] Code style cleanup

HDFS-9806 [READ] FsVolumeImpl exception when scanning Provided storage volume

HDFS-9806 [READ] Test NameNode restarts when PROVIDED is configured

HDFS-9806 [AliasMap] Create a version of the AliasMap that runs in memory in the Namenode (leveldb)

HDFS-9806 [READ] Even one dead datanode with PROVIDED storage results in ProvidedStorageInfo being marked as FAILED

HDFS-9806 [READ] TestNameNodeProvidedImplementation#testProvidedDatanodeFailures fails after rebase

HDFS-9806 [READ] Implement LevelDBFileRegionFormat

HDFS-9806 [READ] Fix errors in image generation tool from latest rebase

HDFS-9806 [READ] HDFS-12091 breaks the tests for provided block reads

HDFS-9806 [READ] Share remoteFS between ProvidedReplica instances.

HDFS-9806 [READ] Check that the replicas served from a {{ProvidedVolumeImpl}} belong to the correct external storage

HDFS-9806 [READ] Merge BlockFormatProvider and FileRegionProvider.

HDFS-9806 [READ] Test cases for ProvidedVolumeDF and ProviderBlockIteratorImpl

HDFS-9806 [READ] Test for increasing replication of provided files.

HDFS-9806 [READ] Tests for ProvidedStorageMap

HDFS-9806 [READ] Handle failures of Datanode with PROVIDED storage

HDFS-9806 [READ] Fix NullPointerException in ProvidedBlocksBuilder

HDFS-9806 [READ] ProvidedReplica should return an InputStream that is bounded by its length

HDFS-9806 [READ] Datanodes should use a unique identifier when reading from external stores

HDFS-9806 [READ] Namenode support for data stored in external stores.

HDFS-9806 [READ] Add tool generating FSImage from external store

HDFS-9806 [READ] Datanode support to read from external stores.