[HADOOP-4362] Hadoop Streaming failed with large number of input files

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Duplicate
• Affects Version/s: 0.18.1
• Assignee: Robert Chansler
• Reporter: Peeyush Bishnoi
• Created: 07/Oct/08 09:19
• Updated: 08/Jul/09 16:43
• Resolved: 13/Oct/08 22:42

Description

Simple job failed with "java.lang.ArrayIndexOutOfBoundsException" when the mapper is /bin/cat and the number of input files is large.

$ hadoop jar $HADOOP_HOME/hadoop-streaming.jar -input in_data -output op_data -mapper /bin/cat -reducer NONE
additionalConfSpec_:null
null=@@@userJobConfProps_.get(stream.shipped.hadoopstreaming
packageJobJar: [/tmp/hadoop-unjar49637/] []
/tmp/streamjob49638.jar tmpDir=/tmp
08/10/07 07:03:09 WARN mapred.JobClient: Use GenericOptionsParser for parsing the arguments. Applications should
implement Tool for the same.
08/10/07 07:03:11 INFO mapred.FileInputFormat: Total input paths to process : 16365
08/10/07 07:03:12 INFO mapred.FileInputFormat: Total input paths to process : 16365
08/10/07 07:03:15 ERROR streaming.StreamJob: Error Launching job : java.io.IOException:
java.lang.ArrayIndexOutOfBoundsException

Streaming Job Failed!

But when the input number of files are less job does not fail .

$ hadoop jar $HADOOP_HOME/hadoop-streaming.jar -input inp_data1 -output op_data1 -mapper /bin/cat -reducer NONE
additionalConfSpec_:null
null=@@@userJobConfProps_.get(stream.shipped.hadoopstreaming
packageJobJar: [/tmp/hadoop-unjar3725/] []
/tmp/streamjob3726.jar tmpDir=/tmp
08/10/07 07:06:37 WARN mapred.JobClient: Use GenericOptionsParser for parsing the arguments. Applications should
implement Tool for the same.
08/10/07 07:06:39 INFO mapred.FileInputFormat: Total input paths to process : 16
08/10/07 07:06:39 INFO mapred.FileInputFormat: Total input paths to process : 16
08/10/07 07:06:42 INFO streaming.StreamJob: getLocalDirs():
[/var/mapred/local]
08/10/07 07:06:42 INFO streaming.StreamJob: Running job: job_200810070645_0006
08/10/07 07:06:42 INFO streaming.StreamJob: To kill this job, run:
08/10/07 07:06:42 INFO streaming.StreamJob: hadoop job -Dmapred.job.tracker=login1:51981 -kill job_200810070645_0006
08/10/07 07:06:42 INFO streaming.StreamJob: Tracking URL: http://login1:52941/jobdetails.jsp?jobid=job_200810070645_0006
08/10/07 07:06:43 INFO streaming.StreamJob: map 0% reduce 0%
08/10/07 07:06:46 INFO streaming.StreamJob: map 44% reduce 0%
08/10/07 07:06:47 INFO streaming.StreamJob: map 75% reduce 0%
08/10/07 07:06:48 INFO streaming.StreamJob: map 88% reduce 0%
08/10/07 07:06:49 INFO streaming.StreamJob: map 100% reduce 100%
08/10/07 07:06:49 INFO streaming.StreamJob: Job complete: job_200810070645_0006
08/10/07 07:06:49 INFO streaming.StreamJob: Output: op_data1

Issue Links

• duplicates: HADOOP-4351 ArrayIndexOutOfBoundsException during fsck