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Posted to dev@nutch.apache.org by "mawanqiang (JIRA)" <ji...@apache.org> on 2009/06/20 11:18:07 UTC
[jira] Created: (NUTCH-742) Checksum Error
Checksum Error
---------------
Key: NUTCH-742
URL: https://issues.apache.org/jira/browse/NUTCH-742
Project: Nutch
Issue Type: Bug
Components: indexer
Affects Versions: 1.0.0
Environment: linux ubuntu8.0.4 64bit
10datanode 4G of memory per node
Reporter: mawanqiang
Approximately 1 million data used to create index when nutch1.0 error.
The error is:
java.lang.RuntimeException: problem advancing post rec#6758513
at org.apache.hadoop.mapred.Task$ValuesIterator.next(Task.java:883)
at org.apache.hadoop.mapred.ReduceTask$ReduceValuesIterator.moveToNext(ReduceTask.java:237)
at org.apache.hadoop.mapred.ReduceTask$ReduceValuesIterator.next(ReduceTask.java:233)
at org.apache.nutch.indexer.IndexerMapReduce.reduce(IndexerMapReduce.java:79)
at org.apache.nutch.indexer.IndexerMapReduce.reduce(IndexerMapReduce.java:50)
at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:436)
at org.apache.hadoop.mapred.Child.main(Child.java:158)
Caused by: org.apache.hadoop.fs.ChecksumException: Checksum Error
at org.apache.hadoop.mapred.IFileInputStream.doRead(IFileInputStream.java:153)
at org.apache.hadoop.mapred.IFileInputStream.read(IFileInputStream.java:90)
at org.apache.hadoop.mapred.IFile$Reader.readData(IFile.java:301)
at org.apache.hadoop.mapred.IFile$Reader.rejigData(IFile.java:331)
at org.apache.hadoop.mapred.IFile$Reader.readNextBlock(IFile.java:315)
at org.apache.hadoop.mapred.IFile$Reader.next(IFile.java:377)
at org.apache.hadoop.mapred.Merger$Segment.next(Merger.java:174)
at org.apache.hadoop.mapred.Merger$MergeQueue.adjustPriorityQueue(Merger.java:277)
at org.apache.hadoop.mapred.Merger$MergeQueue.next(Merger.java:297)
at org.apache.hadoop.mapred.Task$ValuesIterator.readNextKey(Task.java:922)
at org.apache.hadoop.mapred.Task$ValuesIterator.next(Task.java:881)
... 6 more
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[jira] Resolved: (NUTCH-742) Checksum Error
Posted by "Otis Gospodnetic (JIRA)" <ji...@apache.org>.
[ https://issues.apache.org/jira/browse/NUTCH-742?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Otis Gospodnetic resolved NUTCH-742.
------------------------------------
Resolution: Incomplete
Could you please post more detailed information to nutch-user mailing list first?
> Checksum Error
> ---------------
>
> Key: NUTCH-742
> URL: https://issues.apache.org/jira/browse/NUTCH-742
> Project: Nutch
> Issue Type: Bug
> Components: indexer
> Affects Versions: 1.0.0
> Environment: linux ubuntu8.0.4 64bit
> 10datanode 4G of memory per node
> Reporter: mawanqiang
>
> Approximately 1 million data used to create index when nutch1.0 error.
> The error is:
> java.lang.RuntimeException: problem advancing post rec#6758513
> at org.apache.hadoop.mapred.Task$ValuesIterator.next(Task.java:883)
> at org.apache.hadoop.mapred.ReduceTask$ReduceValuesIterator.moveToNext(ReduceTask.java:237)
> at org.apache.hadoop.mapred.ReduceTask$ReduceValuesIterator.next(ReduceTask.java:233)
> at org.apache.nutch.indexer.IndexerMapReduce.reduce(IndexerMapReduce.java:79)
> at org.apache.nutch.indexer.IndexerMapReduce.reduce(IndexerMapReduce.java:50)
> at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:436)
> at org.apache.hadoop.mapred.Child.main(Child.java:158)
> Caused by: org.apache.hadoop.fs.ChecksumException: Checksum Error
> at org.apache.hadoop.mapred.IFileInputStream.doRead(IFileInputStream.java:153)
> at org.apache.hadoop.mapred.IFileInputStream.read(IFileInputStream.java:90)
> at org.apache.hadoop.mapred.IFile$Reader.readData(IFile.java:301)
> at org.apache.hadoop.mapred.IFile$Reader.rejigData(IFile.java:331)
> at org.apache.hadoop.mapred.IFile$Reader.readNextBlock(IFile.java:315)
> at org.apache.hadoop.mapred.IFile$Reader.next(IFile.java:377)
> at org.apache.hadoop.mapred.Merger$Segment.next(Merger.java:174)
> at org.apache.hadoop.mapred.Merger$MergeQueue.adjustPriorityQueue(Merger.java:277)
> at org.apache.hadoop.mapred.Merger$MergeQueue.next(Merger.java:297)
> at org.apache.hadoop.mapred.Task$ValuesIterator.readNextKey(Task.java:922)
> at org.apache.hadoop.mapred.Task$ValuesIterator.next(Task.java:881)
> ... 6 more
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