Does setup & clean methods in Hadoop MapReduce is executed after each task?

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I am new to MapReduce. I have a doubt. Does the setup & cleanup methods are executed after each map & reduce task. 

May 8, 2018 in Big Data Hadoop by king_of_code
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1 answer to this question.

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Setup & cleanup methods are executed after each task, as task are executed on separate machines. If a method throws an exception, it will be skipped for that particular task.

answered May 8, 2018 by Shubham
• 13,290 points

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