hadoop-common-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Hairong Kuang (JIRA)" <j...@apache.org>
Subject [jira] Created: (HADOOP-1123) LocalFileSystem gets a NullPointerException when tries to recover from ChecksumError
Date Thu, 15 Mar 2007 20:48:09 GMT
LocalFileSystem gets a NullPointerException when tries to recover from ChecksumError
------------------------------------------------------------------------------------

                 Key: HADOOP-1123
                 URL: https://issues.apache.org/jira/browse/HADOOP-1123
             Project: Hadoop
          Issue Type: Bug
          Components: fs
    Affects Versions: 0.12.0
            Reporter: Hairong Kuang
         Assigned To: Hairong Kuang
             Fix For: 0.13.0


NullPointerException occurs when run a large sort
java.lang.NullPointerException
	at org.apache.hadoop.fs.FSDataInputStream$Buffer.seek(FSDataInputStream.java:74)
	at org.apache.hadoop.fs.FSDataInputStream.seek(FSDataInputStream.java:121)
	at org.apache.hadoop.fs.ChecksumFileSystem$FSInputChecker.readBuffer(ChecksumFileSystem.java:221)
	at org.apache.hadoop.fs.ChecksumFileSystem$FSInputChecker.read(ChecksumFileSystem.java:167)
	at org.apache.hadoop.fs.FSDataInputStream$PositionCache.read(FSDataInputStream.java:41)
	at java.io.BufferedInputStream.fill(BufferedInputStream.java:218)
	at java.io.BufferedInputStream.read(BufferedInputStream.java:237)
	at org.apache.hadoop.fs.FSDataInputStream$Buffer.read(FSDataInputStream.java:93)
	at java.io.DataInputStream.readInt(DataInputStream.java:370)
	at org.apache.hadoop.io.SequenceFile$Reader.nextRawKey(SequenceFile.java:1616)
	at org.apache.hadoop.io.SequenceFile$Sorter$SegmentDescriptor.nextRawKey(SequenceFile.java:2567)
	at org.apache.hadoop.io.SequenceFile$Sorter$MergeQueue.next(SequenceFile.java:2353)
	at org.apache.hadoop.mapred.ReduceTask$ValuesIterator.getNext(ReduceTask.java:180)
	at org.apache.hadoop.mapred.ReduceTask$ValuesIterator.next(ReduceTask.java:149)
	at org.apache.hadoop.mapred.lib.IdentityReducer.reduce(IdentityReducer.java:41)
	at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:313)
	at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:1445)



-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.


Mime
View raw message