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[HDFS-5486] Fix TestNameNodeMetrics for HDFS-2832 - HDFS - [issue]
...The test assumes one block report per Datanode. We now send one block report per storage, the test needs to be updated....
http://issues.apache.org/jira/browse/HDFS-5486    Author: Arpit Agarwal, 2013-11-11, 06:40
[HDFS-5275] Target port chosen by Hftp/Hsftp for getting delegation token may be incorrect - HDFS - [issue]
...The port selection to get the delegation token is confusing. Also the code documentation and tests appear to conflict.The comment in HftpFileSystem#getCanonicalServiceName seems to indicate ...
http://issues.apache.org/jira/browse/HDFS-5275    Author: Arpit Agarwal, 2013-11-11, 02:52
[HDFS-5475] NN incorrectly tracks more than one replica per DN - HDFS - [issue]
...NN chooses a provisional target storage when allocating a new block and records that block in the blockList of that storage. However the datanode is free to choose a different storage for th...
http://issues.apache.org/jira/browse/HDFS-5475    Author: Arpit Agarwal, 2013-11-08, 01:02
[HDFS-5448] Datanode should generate its ID on first registration - HDFS - [issue]
...Prior to the heterogeneous storage feature, each Datanode had a single storage ID which was generated by the Namenode on first registration. The storage ID used fixed Datanode identifiers li...
http://issues.apache.org/jira/browse/HDFS-5448    Author: Arpit Agarwal, 2013-11-06, 03:01
[HDFS-5455] NN should update storageMap on first heartbeat - HDFS - [issue]
...Currently the NN updates DatanodeDescriptor#storageMap while processing block reports but not from heartbeats. This results in the DatanodeStorageInfo#blockContentsStale being stale even aft...
http://issues.apache.org/jira/browse/HDFS-5455    Author: Arpit Agarwal, 2013-11-04, 21:53
[HDFS-5398] NameNode changes to process storage reports per storage directory - HDFS - [issue]
...HDFS-5377 updates the datanode to send one storage report per storage directory as part of heartbeat messages.This patch is to track corresponding changes to the NameNode....
http://issues.apache.org/jira/browse/HDFS-5398    Author: Arpit Agarwal, 2013-11-04, 20:37
[HDFS-5437] Fix TestBlockReport and TestBPOfferService failures - HDFS - [issue]
...There are a few more test issues in TestBlockReport caused by the earlier changes.testBlockReport_07 fails and it looks like a test issue.Running org.apache.hadoop.hdfs.server.datanode.TestB...
http://issues.apache.org/jira/browse/HDFS-5437    Author: Arpit Agarwal, 2013-10-31, 02:32
[HDFS-5412] Fix NPEs in BlockManager and DirectoryScanner - HDFS - [issue]
...The directory scanner periodically compiles a report of differences between the datanode's on-disk and in-memory state.The code to generate the reports is in DirectoryScanner#scan and Direct...
http://issues.apache.org/jira/browse/HDFS-5412    Author: Arpit Agarwal, 2013-10-27, 18:30
[HDFS-5424] Verify initializations of LocatedBlock/RecoveringBlock - HDFS - [issue]
...Tracking Jira to make sure we verify initialization of LocatedBlock and RecoveringBlock, possibly reorg the constructors to make missing initialization of StorageIDs less likely....
http://issues.apache.org/jira/browse/HDFS-5424    Author: Arpit Agarwal, 2013-10-25, 20:24
[HDFS-5390] Send one incremental block report per storage directory - HDFS - [issue]
...Incremental block reports should be sent per storage directory since the NameNode now expects all block reports to be sent per storage. Currently the Datanode tracks pending incremental bloc...
http://issues.apache.org/jira/browse/HDFS-5390    Author: Arpit Agarwal, 2013-10-23, 02:30
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