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RE: Accessing Job counters displayed in WEB GUI in Hadoop Code - MapReduce - [mail # user]
...Hi Arun,   You can get the Counters object from the job after completion and then find the counter whichever you want in Counters object using findCounter api. Please find the sample sn...
   Author: Devaraj K, 2011-12-12, 03:26
[MAPREDUCE-2549] Potential resource leaks in HadoopServer.java, RunOnHadoopWizard.java and Environment.java - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-2549    Author: Devaraj K, 2011-12-07, 11:16
[HADOOP-7354] NullPointerException in the job tracker UI, when we perform kill or change the priority of jobs without selecting the any job. - MapReduce - [issue]
...If we click on Kill Selected Jobs or Change button without selecting any job, it is giving the below exception in the UI.java.lang.NullPointerExceptionat org.apache.hadoop.http.HttpServer$Qu...
http://issues.apache.org/jira/browse/HADOOP-7354    Author: Devaraj K, 2011-11-15, 00:50
[MAPREDUCE-3110] TestRPC.testUnknownCall() is failing - MapReduce - [issue]
...Failed tests:   testUnknownCall(org.apache.hadoop.yarn.TestRPC): null expected:<...icationId called on []org.apache.hadoop.ya...> but was:<...icationId called on [interfac...
http://issues.apache.org/jira/browse/MAPREDUCE-3110    Author: Devaraj K, 2011-11-15, 00:50
[MAPREDUCE-3056] Jobs are failing when those are submitted by other users - MapReduce - [issue]
...MR cluster is started by the user 'root'. If any other users other than 'root' submit a job, it is failing always.Find the conatiner logs in the comments section....
http://issues.apache.org/jira/browse/MAPREDUCE-3056    Author: Devaraj K, 2011-11-15, 00:49
[MAPREDUCE-3092] Remove JOB_ID_COMPARATOR usage in JobHistory.java - MapReduce - [issue]
...As part of the defect MAPREDUCE-2965, JobId.compareTo() has been implemented. Usage of JOB_ID_COMPARATOR in JobHistory.java can be removed because comparison is handling by JobId itself....
http://issues.apache.org/jira/browse/MAPREDUCE-3092    Author: Devaraj K, 2011-11-15, 00:49
[MAPREDUCE-2317] HadoopArchives throwing NullPointerException while creating hadoop archives (.har files) - MapReduce - [issue]
...While we are trying to run hadoop archive tool in widows using this way, it is giving the below exception.java org.apache.hadoop.tools.HadoopArchives -archiveName temp.har D:/test/in E:/temp...
http://issues.apache.org/jira/browse/MAPREDUCE-2317    Author: Devaraj K, 2011-11-15, 00:49
[MAPREDUCE-2463] Job History files are not moving to done folder when job history location is hdfs location - MapReduce - [issue]
...If "mapreduce.jobtracker.jobhistory.location" is configured as HDFS location then either during initialization of Job Tracker (while moving old job history files) or after completion of the ...
http://issues.apache.org/jira/browse/MAPREDUCE-2463    Author: Devaraj K, 2011-11-15, 00:49
[MAPREDUCE-2984] Throwing NullPointerException when we open the container page - MapReduce - [issue]
...Caused by: java.lang.NullPointerException at org.apache.hadoop.yarn.api.records.ContainerId.compareTo(ContainerId.java:97) at org.apache.hadoop.yarn.api.records.ContainerId.compareTo(Contain...
http://issues.apache.org/jira/browse/MAPREDUCE-2984    Author: Devaraj K, 2011-11-15, 00:49
[MAPREDUCE-2307] Exception thrown in Jobtracker logs, when the Scheduler configured is FairScheduler. - MapReduce - [issue]
...If we try to start the job tracker with fair scheduler using the default configuration, It is giving the below exception.2010-07-03 10:18:27,142 INFO org.apache.hadoop.ipc.Server: IPC Server...
http://issues.apache.org/jira/browse/MAPREDUCE-2307    Author: Devaraj K, 2011-11-15, 00:49
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