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From "Yan Zhou (JIRA)" <j...@apache.org>
Subject [jira] Updated: (PIG-1645) Using both small split combination and temporary file compression on a query of ORDER BY may cause crash
Date Fri, 24 Sep 2010 16:09:34 GMT

     [ https://issues.apache.org/jira/browse/PIG-1645?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yan Zhou updated PIG-1645:
--------------------------

    Status: Patch Available  (was: Open)

> Using both small split combination and temporary file compression on a query of ORDER
BY may cause crash
> --------------------------------------------------------------------------------------------------------
>
>                 Key: PIG-1645
>                 URL: https://issues.apache.org/jira/browse/PIG-1645
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.8.0
>            Reporter: Yan Zhou
>            Assignee: Yan Zhou
>             Fix For: 0.8.0
>
>         Attachments: PIG-1645.patch
>
>
> The stack looks like the following:
> java.lang.NullPointerException at java.util.Arrays.binarySearch(Arrays.java:2043) at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners.WeightedRangePartitioner.getPartition(WeightedRangePartitioner.java:72)
at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners.WeightedRangePartitioner.getPartition(WeightedRangePartitioner.java:52)
at 
> org.apache.hadoop.mapred.MapTask$NewOutputCollector.write(MapTask.java:565) at
> org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$Map.collect(PigMapReduce.java:116)
at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.runPipeline(PigMapBase.java:238)
at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:231)
at
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:53)
at
> org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144) at
> org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:638) at
> org.apache.hadoop.mapred.MapTask.run(MapTask.java:314) at org.apache.hadoop.mapred.Child$4.run(Child.java:217)
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:1062)
at
> org.apache.hadoop.mapred.Child.main(Child.java:211) 

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