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[HDFS-5770] Exception hit in TestPersistBlocks - HDFS - [issue]
...Hit the following exception in TestPersistBlocks after running a few hundred iterations of the test in a loop.java.io.IOException: Failed on local exception: java.io.EOFException; Host Detai...
http://issues.apache.org/jira/browse/HDFS-5770    Author: Arpit Agarwal, 2014-01-14, 21:26
[HDFS-5741] BlockInfo#findDataNode can be removed - HDFS - [issue]
...NN now tracks replicas by storage, so BlockInfo#findDataNode can be replaced with BlockInfo#findStorageInfo.BlockManager#reportDiff is being fixed as part of HDFS-5483, this Jira is to fix t...
http://issues.apache.org/jira/browse/HDFS-5741    Author: Arpit Agarwal, 2014-01-13, 22:45
[HDFS-5751] Remove the FsDatasetSpi and FsVolumeSpi interfaces - HDFS - [issue]
...The in-memory block map and disk interface portions of the DataNode have been abstracted out into an FsDatasetpSpi interface, which further uses FsVolumeSpi to represent individual volumes.T...
http://issues.apache.org/jira/browse/HDFS-5751    Author: Arpit Agarwal, 2014-01-13, 21:58
Re: What will be included in the hadoop-2.4 - HDFS - [mail # dev]
... I can't speak to the rest but we are targeting 2.5 for Heterogeneous Storage API support.    On Mon, Dec 30, 2013 at 12:19 AM, Azuryy Yu  wrote:   CONFIDENTIALITY N...
   Author: Arpit Agarwal, 2013-12-31, 00:44
[HDFS-5200] Datanode should have compatibility mode for sending combined block reports - HDFS - [issue]
...We may want to consider adding a compatibility mode to the Datanode wherein it can send a combined block report (as is done today). HDFS-4988 will modify this behavior so that the Datanode w...
http://issues.apache.org/jira/browse/HDFS-5200    Author: Arpit Agarwal, 2013-12-28, 00:32
[expand - 1 more] - Re: Intermittent test errors in Hadoop-hdfs project - HDFS - [mail # dev]
...Hi Abhijeet, these tests pass consistently on my OS X dev machine.  Have you made any changes in your source tree? If you post logs for the failed tests perhaps someone can take a look....
   Author: Arpit Agarwal, 2013-12-27, 18:34
[HDFS-5423] 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-5423    Author: Arpit Agarwal, 2013-12-18, 20:36
[HDFS-5264] Consider renaming StorageID - HDFS - [issue]
...We should consider renaming StorageID to something else since we have changed the meaning of the field. Previously it was used to identify the single logical storage attached to a datanode a...
http://issues.apache.org/jira/browse/HDFS-5264    Author: Arpit Agarwal, 2013-12-18, 20:35
[HDFS-5593] Test cases for split and combined block reports - HDFS - [issue]
...Now that we treat the Datanode as a collection of storages, Datanodes can choose to split or combine block reports from individual storages.We need new tests to verify that the NameNode can ...
http://issues.apache.org/jira/browse/HDFS-5593    Author: Arpit Agarwal, 2013-12-15, 02:59
[HDFS-5429] Remove FsDatasetSpi#getBlockReport - HDFS - [issue]
http://issues.apache.org/jira/browse/HDFS-5429    Author: Arpit Agarwal, 2013-12-12, 21:36
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