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Posted to mapreduce-issues@hadoop.apache.org by "Uday (JIRA)" <ji...@apache.org> on 2016/05/10 07:40:13 UTC
[jira] [Commented] (MAPREDUCE-5166) ConcurrentModificationException
in LocalJobRunner
[ https://issues.apache.org/jira/browse/MAPREDUCE-5166?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15277749#comment-15277749 ]
Uday commented on MAPREDUCE-5166:
---------------------------------
Hi All, I am getting this error on the Hive version hive-1.2.1. Could you kindly advice me with the steps to apply the above patch?
Regards,
Uday
> ConcurrentModificationException in LocalJobRunner
> -------------------------------------------------
>
> Key: MAPREDUCE-5166
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-5166
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Affects Versions: 1.2.0, 2.0.4-alpha
> Reporter: Gunther Hagleitner
> Assignee: Sandy Ryza
> Priority: Blocker
> Fix For: 1.2.0, 2.1.0-beta
>
> Attachments: MAPREDUCE-5166-branch-1.patch, MAPREDUCE-5166.patch
>
>
> With the latest version hive unit tests fail in various places with the following stack trace. The problem seems related to: MAPREDUCE-2931
> {noformat}
> [junit] java.util.ConcurrentModificationException
> [junit] at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
> [junit] at java.util.HashMap$ValueIterator.next(HashMap.java:822)
> [junit] at org.apache.hadoop.mapred.Counters.incrAllCounters(Counters.java:505)
> [junit] at org.apache.hadoop.mapred.Counters.sum(Counters.java:528)
> [junit] at org.apache.hadoop.mapred.LocalJobRunner$Job.getCurrentCounters(LocalJobRunner.java:490)
> [junit] at org.apache.hadoop.mapred.LocalJobRunner.getJobCounters(LocalJobRunner.java:634)
> [junit] at org.apache.hadoop.mapred.JobClient$NetworkedJob.getCounters(JobClient.java:418)
> [junit] at org.apache.hadoop.hive.ql.exec.HadoopJobExecHelper$ExecDriverTaskHandle.getCounters(HadoopJobExecHelper.java:465)
> [junit] at org.apache.hadoop.hive.ql.exec.HadoopJobExecHelper.progress(HadoopJobExecHelper.java:300)
> [junit] at org.apache.hadoop.hive.ql.exec.HadoopJobExecHelper.progress(HadoopJobExecHelper.java:532)
> [junit] at org.apache.hadoop.hive.ql.exec.ExecDriver.execute(ExecDriver.java:453)
> [junit] at org.apache.hadoop.hive.ql.exec.ExecDriver.main(ExecDriver.java:681)
> [junit] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> [junit] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> [junit] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> [junit] at java.lang.reflect.Method.invoke(Method.java:597)
> [junit] at org.apache.hadoop.util.RunJar.main(RunJar.java:160)
> {noformat}
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