Just starting DataNode and TaskTracker would add it to cluster. http://wiki.apache.org/hadoop/FAQ#25
Lohit ----- Original Message ---- From: Amandeep Khurana <[email protected]> To: [email protected] Sent: Friday, January 30, 2009 6:55:00 PM Subject: How to add nodes to existing cluster? I am trying to add nodes to an existing working cluster. Do I need to bring the entire cluster down or just shutting down and restarting the namenode after adding the new machine list to the slaves would work? Amandeep
