Vinod Kumar Vavilapalli
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Vinay Kumar Thota
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[MAPREDUCE-6022] map_input_file is missing from streaming job environment
...When running a streaming job the 'map_input_file' environment variable is not being set. This property is deprecated, but in the past deprecated properties still appeared in a stream j...
, 2014-10-30, 15:17
[MAPREDUCE-5542] Killing a job just as it finishes can generate an NPE in client
...If a client tries to kill a job just as the job is finishing then the client can crash with an NPE....
, 2014-10-18, 16:10
[MAPREDUCE-6119] Ability to disable node update processing in MR AM
, 2014-10-03, 23:29
Re: [VOTE] Release Apache Hadoop 2.5.1 RC0
- [mail # dev]
...+1 (binding)- verified signatures and digests- built from source- examined CHANGES.txt for items fixed in 2.5.1- deployed to a single-node cluster and ran some sample MR jobsJasonOn 09/05/20...
, 2014-09-10, 15:22
[MAPREDUCE-6075] HistoryServerFileSystemStateStore can create zero-length files
...When the history server state store writes a token file it uses IOUtils.cleanup() to close the file which will silently ignore errors. This can lead to empty token files in the state s...
, 2014-09-06, 01:03
[MAPREDUCE-4157] ResourceManager should not kill apps that are well behaved
...Currently when the ApplicationMaster unregisters with the ResourceManager, the RM kills (via the NMs) all the active containers for an application. This introduces a race where the AM ...
, 2014-09-04, 02:00
[MAPREDUCE-4689] JobClient.getMapTaskReports on failed job results in NPE
...When calling JobClient.getMapTaskReports for a job that has failed results in an NPE. For example:Exception in thread "main" java.lang.NullPointerException at org.apache.hadoop.mapredu...
, 2014-09-04, 01:57
[MAPREDUCE-4691] Historyserver can report "Unknown job" after RM says job has completed
...Example traceback from the client:2012-09-27 20:28:38,068 [main] INFO org.apache.hadoop.mapred.ClientServiceDelegate - Application state is completed. FinalApplicationStatus=SUCCEEDED....
, 2014-09-04, 01:57
[MAPREDUCE-5251] Reducer should not implicate map attempt if it has insufficient space to fetch map output
...A job can fail if a reducer happens to run on a node with insufficient space to hold a map attempt's output. The reducer keeps reporting the map attempt as bad, and if the map attempt ...
, 2014-09-04, 00:52
[MAPREDUCE-5446] TestJobHistoryEvents and TestJobHistoryParsing have race conditions
...TestJobHistoryEvents and TestJobHistoryParsing are not properly waiting for MRApp to finish. Currently they are polling the service state looking for Service.STATE.STOPPED, but the ser...
, 2014-09-04, 00:48
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