what should be the ideal replication factor in hadoop?
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How to resolve ioexception: cannot create directory, while formatting namenode in hadoop?
What will be the consideration while we do Hardware Planning for Master in Hadoop architecture?
On which port does ssh work?
What happens to a NameNode that has no data?
explain Metadata in Namenode?
What is your favourite tool in the hadoop ecosystem?
How can we change the split size if our commodity hardware has less storage space?
On what basis Namenode will decide which datanode to write on?
How to write a Custom Key Class?
How to Administering Hadoop?
What do you know about keyvaluetextinputformat?
Explain the shuffle?