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How to add/delete a Node to the existing cluster?

Answer Posted / Vaishali Vashisth

To add a node to an existing Hadoop cluster, follow these steps: 1. Install and configure Hadoop on the new node. 2. Update the slave file on all nodes with the IP address of the new node. 3. Add the new node to the HDFS configuration file on the Namenode. To delete a node, you can remove its IP address from the appropriate files.

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