Hi ,
If you have any idea what this hadoop streaming error is attributed to and
how it can be fixed please let me know:
2012-03-16 05:11:14,047 INFO org.apache.hadoop.streaming.PipeMapRed: PipeMapRed
failed!
2012-03-16 05:11:14,055 WARN org.apache.hadoop.mapred.Child: Exception running
child : java.lang.RuntimeException: PipeMapRed.waitOutputThreads(): subprocess
failed with code 36
at
org.apache.hadoop.streaming.PipeMapRed.waitOutputThreads(PipeMapRed.java:366)
at
org.apache.hadoop.streaming.PipeMapRed.mapRedFinished(PipeMapRed.java:576)
at org.apache.hadoop.streaming.PipeMapper.close(PipeMapper.java:136)
at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:61)
at org.apache.hadoop.streaming.PipeMapRunner.run(PipeMapRunner.java:36)
at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:397)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:330)
at org.apache.hadoop.mapred.Child$4.run(Child.java:217)
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:742)
at org.apache.hadoop.mapred.Child.main(Child.java:211)
2012-03-16 05:11:14,060 INFO org.apache.hadoop.mapred.Task: Runnning cleanup
for the task
Thanks and Regards,
Amritanshu
