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From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] Created: (HADOOP-532) Writable underrun in sort example
Date Thu, 14 Sep 2006 16:39:22 GMT
Writable underrun in sort example
---------------------------------

                 Key: HADOOP-532
                 URL: http://issues.apache.org/jira/browse/HADOOP-532
             Project: Hadoop
          Issue Type: Bug
          Components: io
    Affects Versions: 0.6.1
            Reporter: Owen O'Malley
         Assigned To: Owen O'Malley
             Fix For: 0.6.1


When running the sort benchmark, I get consistent failures of this sort:

java.lang.RuntimeException: java.io.IOException: org.apache.hadoop.io.BytesWritable@43d748ad
read 2048 bytes, should read 2052 at org.apache.hadoop.mapred.ReduceTask$ValuesIterator.next(ReduceTask.java:150)
at org.apache.hadoop.mapred.lib.IdentityReducer.reduce(IdentityReducer.java:39) at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:271)
at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:1066) Caused by: java.io.IOException:
org.apache.hadoop.io.BytesWritable@43d748ad read 2048 bytes, should read 2052 at org.apache.hadoop.io.SequenceFile$Reader.getCurrentValue(SequenceFile.java:1163)
at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1239) at org.apache.hadoop.mapred.ReduceTask$ValuesIterator.getNext(ReduceTask.java:181)
at org.apache.hadoop.mapred.ReduceTask$ValuesIterator.next(ReduceTask.java:147) ... 3 more

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