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Showing posts with the label Hadoop Streaming
Running A Job Using Hadoop Streaming And Mrjob: Pipemapred.waitoutputthreads(): Subprocess Failed With Code 1

Running A Job Using Hadoop Streaming And Mrjob: Pipemapred.waitoutputthreads(): Subprocess Failed With Code 1

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Hey I'm fairly new to the world of Big Data. I came across this tutorial on http://musicmachin… Read more Running A Job Using Hadoop Streaming And Mrjob: Pipemapred.waitoutputthreads(): Subprocess Failed With Code 1
Aws Elastic Mapreduce Doesn't Seem To Be Correctly Converting The Streaming To Jar

Aws Elastic Mapreduce Doesn't Seem To Be Correctly Converting The Streaming To Jar

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I have a mapper and reducer that work fine when I run them in the piped version: cat data.csv | ./m… Read more Aws Elastic Mapreduce Doesn't Seem To Be Correctly Converting The Streaming To Jar
Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."

Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."

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My map task completes successfully and I can see the application logs, but reducer stays in pending… Read more Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."
Delimiting Carat A In Python

Delimiting Carat A In Python

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I have data in form: 37101000ssd48800^A1420asd938987^A2011-09-10^A18:47:50.000^A99.00^A1^A0^A 37101… Read more Delimiting Carat A In Python