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Posted to issues@tez.apache.org by "Siddharth Seth (JIRA)" <ji...@apache.org> on 2013/06/12 20:22:19 UTC
[jira] [Assigned] (TEZ-203) Multiple out-of-memory errors in
shuffle seen on various attempts when running outer join example job
[ https://issues.apache.org/jira/browse/TEZ-203?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Siddharth Seth reassigned TEZ-203:
----------------------------------
Assignee: Siddharth Seth
> Multiple out-of-memory errors in shuffle seen on various attempts when running outer join example job
> -----------------------------------------------------------------------------------------------------
>
> Key: TEZ-203
> URL: https://issues.apache.org/jira/browse/TEZ-203
> Project: Apache Tez
> Issue Type: Bug
> Reporter: Hitesh Shah
> Assignee: Siddharth Seth
> Labels: TEZ-0.2.0
>
> 2013-06-10 20:42:53,418 WARN [main] org.apache.tez.mapreduce.task.MRRuntimeTask: Exception running child : org.apache.tez.engine.common.shuffle.impl.Shuffle$ShuffleError: error in shuffle in fetcher#2
> at org.apache.tez.engine.common.shuffle.impl.Shuffle.run(Shuffle.java:152)
> at org.apache.tez.engine.lib.input.ShuffledMergedInput.initialize(ShuffledMergedInput.java:67)
> at org.apache.tez.mapreduce.processor.reduce.ReduceProcessor.process(ReduceProcessor.java:120)
> at org.apache.tez.engine.task.RuntimeTask.run(RuntimeTask.java:75)
> at org.apache.tez.mapreduce.task.MRRuntimeTask.run(MRRuntimeTask.java:117)
> at org.apache.hadoop.mapred.YarnTezDagChild.runTezTask(YarnTezDagChild.java:293)
> at org.apache.hadoop.mapred.YarnTezDagChild.access$000(YarnTezDagChild.java:69) at org.apache.hadoop.mapred.YarnTezDagChild$2.run(YarnTezDagChild.java:171)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:396) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1477)
> at org.apache.hadoop.mapred.YarnTezDagChild.main(YarnTezDagChild.java:168)
> Caused by: java.lang.OutOfMemoryError: Java heap space
> at org.apache.hadoop.io.BoundedByteArrayOutputStream.<init>(BoundedByteArrayOutputStream.java:56)
> at org.apache.hadoop.io.BoundedByteArrayOutputStream.<init>(BoundedByteArrayOutputStream.java:46)
> at org.apache.tez.engine.common.shuffle.impl.MapOutput.<init>(MapOutput.java:97)
> at org.apache.tez.engine.common.shuffle.impl.MergeManager.unconditionalReserve(MergeManager.java:295)
> at org.apache.tez.engine.common.shuffle.impl.MergeManager.reserve(MergeManager.java:285)
> at org.apache.tez.engine.common.shuffle.impl.Fetcher.copyMapOutput(Fetcher.java:379) at org.apache.tez.engine.common.shuffle.impl.Fetcher.copyFromHost(Fetcher.java:314)
> at org.apache.tez.engine.common.shuffle.impl.Fetcher.run(Fetcher.java:174)
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