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https://issues.apache.org/jira/browse/PIG-4516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Carlos Balduz updated PIG-4516:
-------------------------------
Summary: RANK in Tez generates OOM: Java heap space (was: RANK in Tex
generates OOM: Java heap space)
> RANK in Tez generates OOM: Java heap space
> ------------------------------------------
>
> Key: PIG-4516
> URL: https://issues.apache.org/jira/browse/PIG-4516
> Project: Pig
> Issue Type: Bug
> Components: tez
> Affects Versions: 0.14.0
> Reporter: Carlos Balduz
>
> Running a script with a RANK operator using Tez generates a OOM error. The
> script continues and ends successfully, but during the execution there are
> several failed tasks.
> {code}
> 2015-04-23 12:48:54,881 INFO [AsyncDispatcher event handler]
> history.HistoryEventHandler:
> [HISTORY][DAG:dag_1429175510653_0318_1][Event:TASK_ATTEMPT_FINISHED]:
> vertexName=scope-75, taskAttemptId=attempt_1429175510653_0318_1_01_000111_0,
> startTime=1429786121169, finishTime=1429786134880, timeTaken=13711,
> status=FAILED, diagnostics=Error: Fatal Error cause TezChild
> exit.:java.lang.OutOfMemoryError: Java heap space
> at
> org.apache.tez.runtime.library.common.sort.impl.dflt.DefaultSorter.<init>(DefaultSorter.java:140)
> at
> org.apache.tez.runtime.library.output.OrderedPartitionedKVOutput.start(OrderedPartitionedKVOutput.java:114)
> at
> org.apache.pig.backend.hadoop.executionengine.tez.runtime.PigProcessor.initializeOutputs(PigProcessor.java:299)
> at
> org.apache.pig.backend.hadoop.executionengine.tez.runtime.PigProcessor.run(PigProcessor.java:181)
> at
> org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:324)
> at
> org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:176)
> at
> org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:168)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:415)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1628)
> at
> org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.call(TezTaskRunner.java:168)
> at
> org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.call(TezTaskRunner.java:163)
> at java.util.concurrent.FutureTask.run(FutureTask.java:262)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> {code}
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