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From shashwat shriparv <dwivedishash...@gmail.com>
Subject Re: Caused by: java.io.EOFException
Date Tue, 07 Aug 2012 04:51:33 GMT
There are some extra information about which file system does not know,
have you build that file mannually?

On Tue, Aug 7, 2012 at 6:01 AM, Techy Teck <comptechgeeky@gmail.com> wrote:

> Yup that makes sense. But when I tried opening that file using-
>
> hadoop fs -text
> /apps/hdmi-technology/b_apdpds/real-time_new/20120731/PDS_HADOOP_REALTIME_EXPORT-part-3-2
>
> I can see my file contents there? Then what's wrong with that file? And is
> there any way I can fix that error in that file using some script?
>
>
>
>
> On Mon, Aug 6, 2012 at 5:27 PM, Bejoy KS <bejoy_ks@yahoo.com> wrote:
>
>> **
>>
>> It could be like the file corresponding to the partition dt='20120731'
>> got corrupted.
>>
>> This file as pointed in the error logs should be the culprit.
>>
>> hdfs://ares-nn/apps/hdmi-technology/b_apdpds/real-time_new/20120731/PDS_HADOOP_REALTIME_EXPORT-part-3-2
>>
>>
>>
>>
>> Regards
>> Bejoy KS
>>
>> Sent from handheld, please excuse typos.
>> ------------------------------
>> *From: * Techy Teck <comptechgeeky@gmail.com>
>> *Date: *Mon, 6 Aug 2012 14:53:57 -0700
>> *To: *<user@hive.apache.org>
>> *ReplyTo: * user@hive.apache.org
>> *Subject: *Caused by: java.io.EOFException
>>
>> I am writing a simple query on our hive table and I am getting some
>> exception-
>>
>> select count(*) from table1 where dt='20120731';
>>
>>
>>
>> java.io.IOException: IO error in map input file
>> hdfs://ares-nn/apps/hdmi-technology/b_apdpds/real-time_new/20120731/PDS_HADOOP_REALTIME_EXPORT-part-3-2
>>
>>         at
>> org.apache.hadoop.mapred.MapTask$TrackedRecordReader.moveToNext(MapTask.java:220)
>>
>>         at
>> org.apache.hadoop.mapred.MapTask$TrackedRecordReader.next(MapTask.java:197)
>>
>>         at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:48)
>>
>>         at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:403)
>>
>>         at org.apache.hadoop.mapred.MapTask.run(MapTask.java:337)
>>
>>         at org.apache.hadoop.mapred.Child$4.run(Child.java:242)
>>
>>         at java.security.AccessController.doPrivileged(Native Method)
>>
>>         at javax.security.auth.Subject.doAs(Subject.java:396)
>>
>>         at
>> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1059)
>>
>>         at org.apache.hadoop.mapred.Child.main(Child.java:236)
>>
>> *Caused by: java.io.EOFException*
>>
>>         at java.io.DataInputStream.readFully(DataInputStream.java:180)
>>
>>         at
>> org.apache.hadoop.io.DataOutputBuffer$Buffer.write(DataOutputBuffer.java:63)
>>
>>         at
>> org.apache.hadoop.io.DataOutputBuffer.write(DataOutputBuffer.java:101)
>>
>>         at
>> org.apache.hadoop.io.SequenceFile$Reader.readBuffer(SequenceFile.java:1646)
>>
>>         at
>> org.apache.hadoop.io.SequenceFile$Reader.seekToCurrentValue(SequenceFile.java:1712)
>>
>>         at
>> org.apache.hadoop.io.SequenceFile$Reader.getCurrentValue(SequenceFile.java:1787)
>>
>>         at
>> org.apache.hadoop.mapred.SequenceFileRecordReader.getCurrentValue(SequenceFileRecordReader.java:103)
>>
>>         at
>> org.apache.hadoop.mapred.SequenceFileRecordReader.next(SequenceFileRecordReader.java:78)
>>
>>         at
>> org.apache.hadoop.hive.ql.io.HiveRecordReader.next(HiveRecordReader.java:67)
>>
>>         at
>> org.apache.hadoop.hive.ql.io.HiveRecordReader.next(HiveRecordReader.java:33)
>>
>>         at
>> org.apache.hadoop.mapred.MapTask$TrackedRecordReader.moveToNext(MapTask.java:215)
>>
>>         ... 9 more
>>
>>
>>
>>
>> Can anyone suggest me what does *Caused by: java.io.EOFException *means
>> here? And when I ran the same query for different date (dt), then it works
>> fine.
>>
>
>


-- 


∞
Shashwat Shriparv

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