Streaming should check for correctness of the task
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Key: HADOOP-476
URL: http://issues.apache.org/jira/browse/HADOOP-476
Project: Hadoop
Issue Type: Bug
Components: contrib/streaming
Reporter: arkady borkovsky
Currently, if anythin is wrong with streaming job, it dies without any
explanation.
Before creating and running actual MapReduce job, Streaming should check if:
-- the executables (or scripts) for -mapper and -reducer are available and have
right permissions
-- the input fragments exist
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