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


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More Apache Hadoop Interview Questions

What is the purpose of DataNode block scanner?

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What are different types of filesystem?

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What is HDFS High Availability?

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Explain what if rack 2 and datanode fails?

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Explain use cases where SequenceFile class can be a good fit?

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Why do we need a password-less ssh in fully distributed environment?

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how can we change Replication Factor?

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What is Safemode in Apache Hadoop?

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How is the option in Hadoop to skip the bad records?

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What are the hadoop's three configuration files?

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

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How can we look for the namenode in the browser?

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