What happens when the node running the map task fails before the map output has been sent to the reducer?


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More MapReduce Interview Questions

How do Hadoop MapReduce works?

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Explain what combiners are and when you should use a combiner in a mapreduce job?

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what is JobTracker in Hadoop? What are the actions followed by Hadoop?

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Write a short note on the disadvantages of mapreduce

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how JobTracker schedules a task ?

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what is distributed cache in mapreduce framework?

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What is the function of mapreduce partitioner?

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A number of combiners can be changed or not in MapReduce?

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What is Text Input Format?

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List out Hadoop's three configuration files?

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When is it not recommended to use MapReduce paradigm for large

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What is Data Locality in Hadoop?

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