[MAPREDUCE-5990] If output directory can not be created, error message on stdout does not provide any clue.

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: examples
• Labels: newbie
• Assignee: Unassigned
• Reporter: Suhas
• Created: 28/Apr/09 23:30
• Updated: 11/Apr/16 14:54

Description

In the following wordcount example output directory path can not be created because /temp does not exists and user has not privileges to create output path at "/".

hadoop --config ./clustdir/ jar /homes/gogate/wordcount.jar com.XXXX.wordcount.WordCount /in-path/gogate/myfile /temp/mywc-gogate
09/04/28 23:00:32 WARN mapred.JobClient: Use GenericOptionsParser for parsing the arguments. Applications should implement Tool for the same.
09/04/28 23:00:32 INFO mapred.FileInputFormat: Total input paths to process : 1
09/04/28 23:00:32 INFO mapred.FileInputFormat: Total input paths to process : 1
09/04/28 23:00:33 INFO mapred.JobClient: Running job: job_200904282249_0004
java.io.IOException: Job failed!
at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1113)
at com.XXXX.wordcount.WordCount.main(WordCount.java:55)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:155)
at org.apache.hadoop.mapred.JobShell.run(JobShell.java:54)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
at org.apache.hadoop.mapred.JobShell.main(JobShell.java:68)