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From "Arun C Murthy (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (HADOOP-1271) The StreamBaseRecordReader is unable to log record data that's not UTF-8
Date Fri, 20 Apr 2007 11:47:16 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-1271?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Arun C Murthy reassigned HADOOP-1271:
-------------------------------------

    Assignee: Arun C Murthy

> The StreamBaseRecordReader is unable to log record data that's not UTF-8 
> -------------------------------------------------------------------------
>
>                 Key: HADOOP-1271
>                 URL: https://issues.apache.org/jira/browse/HADOOP-1271
>             Project: Hadoop
>          Issue Type: Bug
>          Components: contrib/streaming
>            Reporter: Gautam Kowshik
>         Assigned To: Arun C Murthy
>            Priority: Minor
>
> Streaming code at times can work on data that's not UTF-8, for instance image/audio data.
The StreamBaseRecordReader tries to log some status info, which contains part of the record,
using the LOG.info() call. This call throws this exception :
> java.lang.ArrayIndexOutOfBoundsException
> 	at java.lang.System.arraycopy(Native Method)
> 	at java.io.BufferedOutputStream.write(BufferedOutputStream.java:111)
> 	at org.apache.hadoop.mapred.TaskLog$Writer.write(TaskLog.java:217)
> 	at org.apache.hadoop.mapred.TaskLogAppender.append(TaskLogAppender.java:51)
> 	at org.apache.log4j.AppenderSkeleton.doAppend(AppenderSkeleton.java:230)
> 	at org.apache.log4j.helpers.AppenderAttachableImpl.appendLoopOnAppenders(AppenderAttachableImpl.java:65)
> 	at org.apache.log4j.Category.callAppenders(Category.java:203)
> 	at org.apache.log4j.Category.forcedLog(Category.java:388)
> 	at org.apache.log4j.Category.log(Category.java:853)
> 	at org.apache.commons.logging.impl.Log4JLogger.info(Log4JLogger.java:133)
> 	at org.apache.hadoop.streaming.StreamBaseRecordReader.numRecStats(StreamBaseRecordReader.java:114)
> 	at org.apache.hadoop.streaming.StreamXmlRecordReader.next(StreamXmlRecordReader.java:99)
> 	at org.apache.hadoop.mapred.MapTask$1.next(MapTask.java:157)
> 	at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:46)
> 	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:175)
> 	at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java:1445)

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