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[HDFS-4746] ClassCastException in BlockManager.addStoredBlock() due to that blockReceived came after file was closed.
...In some cases the last block replica of a file can be reported after the file was closed. In this case file inode is of type INodeFile. BlockManager.addStoredBlock() though expects it to be ...
, 2015-07-13, 18:29
Re: NameNode as a single point of failure
- [mail # dev]
...Hey Dmitry,You understood correctly that QJM with automatic failover is the currentstate of the art for HDFS.With it we still have a single active NameNode on the cluster at any giventime, w...
, 2015-07-07, 01:32
[HDFS-2484] checkLease should throw FileNotFoundException when file does not exist
...When file is deleted during its creation FSNamesystem.checkLease(String src, String holder) throws LeaseExpiredException. It would be more informative if it thrown FileNotFoundException....
, 2015-05-08, 12:36
[HDFS-8081] Split getAdditionalBlock() into two methods.
...A minor refactoring to introduce two methods one corresponding to Part I and another to Part II to make getAdditionalBlock() more readable....
, 2015-04-10, 16:38
[HDFS-7675] Remove unused member DFSClient#spanReceiverHost
...DFSClient#spanReceiverHost is initialised but never used....
, 2015-04-01, 20:27
[HDFS-7956] Improve logging for DatanodeRegistration.
...DatanodeRegistration.toString() prints only its address without the port, it should print its full address, similar NamenodeRegistration....
, 2015-03-24, 03:01
[HDFS-2605] CHANGES.txt has two "Release 0.21.1" sections
...CHANGES.txt in hdfs-project has 2 sections titled "Release 0.21.1 - Unreleased". They are not identical, should be merged....
, 2015-03-14, 15:40
[HDFS-7007] Interfaces to plugin ConsensusNode.
...This is to introduce interfaces in NameNode and namesystem, which are needed to plugin ConsensusNode....
, 2015-03-12, 17:32
[HDFS-6940] Initial refactoring to allow ConsensusNode implementation
...Minor refactoring of FSNamesystem to open private methods that are needed for CNode implementation....
, 2015-03-10, 07:07
[HDFS-7740] Test truncate with DataNodes restarting
...Add a test case, which ensures replica consistency when DNs are failing and restarting....
, 2015-03-05, 19:30
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