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From "Chris McConnell (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-4678) Running the Pentomino example with defaults throws java.lang.NegativeArraySizeException
Date Wed, 26 Sep 2012 22:11:08 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Chris McConnell updated MAPREDUCE-4678:
---------------------------------------

    Attachment: MAPREDUCE-4678.patch

Patch v1
                
> Running the Pentomino example with defaults throws java.lang.NegativeArraySizeException
> ---------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-4678
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4678
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>    Affects Versions: 0.20.205.0, 0.23.0
>            Reporter: Chris McConnell
>            Priority: Minor
>         Attachments: MAPREDUCE-4678.patch
>
>
> HADOOP_HOME/hadoop-examples.jar pentomino <output_dir> will fail with the following
error message: 
> INFO util.NativeCodeLoader: Loaded the native-hadoop library 
> INFO mapred.FileInputFormat: Total input paths to process : 1 
> INFO mapred.JobClient: Running job: job_xxxxx
> INFO mapred.JobClient: map 0% reduce 0% 
> INFO mapred.JobClient: Task Id : attempt_xxxx, Status : FAILED 
> java.lang.NegativeArraySizeException 
> at org.apache.hadoop.examples.dancing.DistributedPentomino$PentMap.map(Di 
> stributedPentomino.java:95) 
> at org.apache.hadoop.examples.dancing.DistributedPentomino$PentMap.map(Di 
> stributedPentomino.java:51) 
> at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:50) 
> at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:391) 
> at org.apache.hadoop.mapred.MapTask.run(MapTask.java:325) 
> at org.apache.hadoop.mapred.Child$4.run(Child.java:270) 
> at java.security.AccessController.doPrivileged(Native Method) 
> at javax.security.auth.Subject.doAs(Subject.java:396) 
> at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformat 
> ion.java:1177) 
> at org.apache.hadoop.mapred.Child.main(Child.java:264)

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