Running a job using hadoop streaming and mrjob: PipeMapRed.waitOutputThreads(): subprocess failed with code 1

Question

Hey I\'m fairly new to the world of Big Data. I came across this tutorial on http://musicmachinery.com/2011/09/04/how-to-process-a-million-songs-in-20-minutes/

It d

Answer 1

I faced the same problem when running , my mapper and reducer scripts were not executable.

Adding #! /usr/bin/python at the top of my files fixed the issue.