How can I implement MapReduce using shell commands?

Posted by alex on Stack Overflow See other posts from Stack Overflow or by alex
Published on 2010-04-16T16:28:12Z Indexed on 2010/04/17 13:13 UTC
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parallel-processing

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rpc

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mapreduce

How do you execute a Unix shell command (e.g awk one liner) on a cluster in parallel (step 1) and collect the results back to a central node (step 2)?

Update: I've just found http://blog.last.fm/2009/04/06/mapreduce-bash-script It seems to do exactly what I need.

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