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Colin Patrick McCabe
Tsz Wo Nicholas Sze
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[HDFS-7622] Erasure Coding: handling file truncation
...This jira will cover the following issues: how to truncate an erasure coded file how to erasure code a file that has been truncated and snapshotted...
, 2016-07-14, 04:55
[HDFS-7619] Erasure Coding: Handling files in snapshots
...Currently for files within snapshots, the file diff only records block list (before the truncate feature we only recorded file length). Now the file diff should also be able to capture the b...
, 2016-07-14, 04:55
[HDFS-7957] Truncate should verify quota before making changes
...This is a similar issue with HDFS-7587: for truncate we should also verify quota in the beginning and update quota in the end....
, 2016-07-05, 09:24
[HDFS-10508] DFSInputStream should set thread's interrupt status after catching InterruptException from sleep
...HDFS-10468 adds check for InterruptIOException/ClosedByInterruptException/InterruptException for the on-going read. For the interrupt from the sleep case, we should set the thread's interrup...
, 2016-06-09, 07:16
[HDFS-5111] Remove duplicated error message for snapshot commands when processing invalid arguments
...The FSShell commands CreateSnapshot/DeleteSnapshot/RenameSnapshot currently may output duplicated error msg. E.g., when trying to create snapshot on a file, we have the following error msg:c...
, 2016-06-02, 17:11
[HDFS-10419] Building HDFS on top of Ozone's storage containers
...In HDFS-7240, Ozone defines storage containers to store both the data and the metadata. The storage container layer provides an object storage interface and aims to manage data/metadata in a...
, 2016-05-17, 20:24
[HDFS-3995] Use DFSTestUtil.createFile() for file creation and writing in test cases
...Currently there are many tests that define and use their own methods to create file and write some number of blocks in MiniDfsCluster. These methods can be consolidated to DFSTestUtil.create...
, 2016-05-13, 05:20
[HDFS-3834] Unused Command.java fields NAME, DESCRIPTION and USAGE
...The static fields NAME, USAGE AND DESCRIPTION in Command.java are not used and cannot be overridden by subclasses since Java does not support static variable overriding. We can get rid of th...
, 2016-05-13, 05:18
[HDFS-7717] Erasure Coding: distribute replication to EC conversion work to DataNode
...In stripping erasure coding case, we need some approach to distribute conversion work between replication and stripping erasure coding to DataNode. It can be NameNode, or a tool utilizing MR...
, 2016-04-05, 00:42
[HDFS-9371] Code cleanup for DatanodeManager
...Some code cleanup for DatanodeManager. The main changes include: make the synchronization of datanodeMap and datanodesSoftwareVersions consistent remove unnecessary lock in handleHeartbeat...
, 2016-03-04, 02:49
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