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[HDFS-6996] SnapshotDiff report can hit IndexOutOfBoundsException when there are nested renamed directory/file - HDFS - [issue]
...Currently when computing snapshot diff report where a renamed file/directory is involved, we scan the withNameList inside of the corresponding WithCount node to identify the correct rename t...
http://issues.apache.org/jira/browse/HDFS-6996    Author: Jing Zhao, 2014-09-05, 14:47
[HDFS-6876] Archival Storage: support set/get storage policy in DFSAdmin - HDFS - [issue]
...We need to have DFSAdmin commands to manually set/get the storage policy of a file/directory....
http://issues.apache.org/jira/browse/HDFS-6876    Author: Jing Zhao, 2014-09-05, 04:16
[HDFS-6961] Archival Storage: BlockPlacementPolicy#chooseTarget should check each valid storage type in each choosing round - HDFS - [issue]
...Currently in each choosing round of BlockPlacementPolicy#chooseTarget (e.g., round 1 for choosing local storage, round 2 for remote rack, etc.), we only take into account the first storage t...
http://issues.apache.org/jira/browse/HDFS-6961    Author: Jing Zhao, 2014-09-04, 22:23
[HDFS-6609] Use DirectorySnapshottableFeature to represent a snapshottable directory - HDFS - [issue]
...Currently we use INodeDirectorySnapshottable to represent a snapshottable directory. When we set a directory to snapshottable, we also need to replace the corresponding INode. It will be bet...
http://issues.apache.org/jira/browse/HDFS-6609    Author: Jing Zhao, 2014-09-04, 07:16
[HDFS-5554] Add Snapshot Feature to INodeFile - HDFS - [issue]
...Similar with HDFS-5285, we can add a FileWithSnapshot feature to INodeFile and use it to replace the current INodeFileWithSnapshot....
http://issues.apache.org/jira/browse/HDFS-5554    Author: Jing Zhao, 2014-09-04, 02:15
[HDFS-5715] Use Snapshot ID to indicate the corresponding Snapshot for a FileDiff/DirectoryDiff - HDFS - [issue]
...Currently FileDiff and DirectoryDiff both contain a snapshot object reference to indicate its associated snapshot. Instead, we can simply record the corresponding snapshot id there. This can...
http://issues.apache.org/jira/browse/HDFS-5715    Author: Jing Zhao, 2014-09-04, 02:15
[HDFS-3844] Add @Override where necessary and remove unnecessary {@inheritdoc} and imports - HDFS - [issue]
...1. Add @Override annotation where necessary2. Remove corresponding unnecessary {@inheritdoc} annotation3. Remove unused imports...
http://issues.apache.org/jira/browse/HDFS-3844    Author: Jing Zhao, 2014-09-04, 01:59
[HDFS-3816] Invalidate work percentage default value should be 0.32f instead of 32 - HDFS - [issue]
...HDFS-3475 used blocksInvalidateWorkPct/DFS_NAMENODE_INVALIDATE_WORK_PCT_PER_ITERATION_DEFAULT as a percentage float number. Thus DFS_NAMENODE_INVALIDATE_WORK_PCT_PER_ITERATION_DEFAULT should...
http://issues.apache.org/jira/browse/HDFS-3816    Author: Jing Zhao, 2014-09-04, 01:59
[HDFS-4072] On file deletion remove corresponding blocks pending replication - HDFS - [issue]
...Currently when deleting a file, blockManager does not remove records that are corresponding to the file's blocks from pendingRelications. These records can only be removed after timeout (5~1...
http://issues.apache.org/jira/browse/HDFS-4072    Author: Jing Zhao, 2014-09-04, 00:26
[HDFS-6875] Archival Storage: support migration for a list of specified paths - HDFS - [issue]
...Currently the migration tool processes the whole namespace. It will be helpful if we can allow users to migrate data only for a list of specified paths....
http://issues.apache.org/jira/browse/HDFS-6875    Author: Jing Zhao, 2014-09-03, 21:46
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