How many maximum jvm can run on a slave node?


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More Apache Hadoop Interview Questions

What is your favourite tool in the hadoop ecosystem?

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Explain how do ‘map’ and ‘reduce’ works?

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What are the functions of NameNode?

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How many instances of a jobtracker run on hadoop cluster?

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What are the hadoop's three configuration files?

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What mechanism does hadoop framework provides to synchronize changes made in distribution cache during runtime of the application?

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Explain why do we need hadoop?

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Should we use RAID in Hadoop or not?

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What is the jobtracker?

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Can hbase run without hadoop?

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What does the command mapred.job.tracker do?

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Have you ever used Counters in Hadoop. Give us an example scenario?

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