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From "Suman Sehgal (JIRA)" <j...@apache.org>
Subject [jira] Created: (HADOOP-4506) Exception during sort validation
Date Thu, 23 Oct 2008 13:38:44 GMT
Exception during sort validation
--------------------------------

                 Key: HADOOP-4506
                 URL: https://issues.apache.org/jira/browse/HADOOP-4506
             Project: Hadoop Core
          Issue Type: Bug
          Components: mapred
    Affects Versions: 0.19.0
            Reporter: Suman Sehgal


During sort validation, after validation job is completed, following exception is observed:

2008-10-23 11:15:32,686 INFO org.apache.hadoop.fs.FSInputChecker: java.io.IOException: Checksum
ok was sent and should not be sent again
	at org.apache.hadoop.hdfs.DFSClient$BlockReader.read(DFSClient.java:1064)
	at org.apache.hadoop.hdfs.DFSClient$DFSInputStream.readBuffer(DFSClient.java:1613)
	at org.apache.hadoop.hdfs.DFSClient$DFSInputStream.read(DFSClient.java:1663)
	at org.apache.hadoop.hdfs.DFSClient$DFSInputStream.read(DFSClient.java:1590)
	at java.io.DataInputStream.readInt(DataInputStream.java:370)
	at org.apache.hadoop.io.BytesWritable.readFields(BytesWritable.java:149)
	at org.apache.hadoop.mapred.JobClient$RawSplit.readFields(JobClient.java:900)
	at org.apache.hadoop.mapred.JobClient.readSplitFile(JobClient.java:976)
	at org.apache.hadoop.mapred.JobInProgress.initTasks(JobInProgress.java:369)
	at org.apache.hadoop.mapred.EagerTaskInitializationListener$JobInitThread.run(EagerTaskInitializationListener.java:55)
	at java.lang.Thread.run(Thread.java:619)

After that, "job successfully completed" message comes.

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