How to format a Hadoop Master Node?

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Hi Guys,

I am new in Hadoop technology. I have configured the hadoop namenode. But how to format the namenode?

Sep 20 in Big Data Hadoop by akhtar
• 28,160 points
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1 answer to this question.

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Hi@akhtar,

To start the Hadoop NameNode, you need to format the node first. Otherwise, the NameNode service will not start. You can use the below command to format your NameNode.

$ hadoop namenode -format
answered Sep 20 by MD
• 65,200 points

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