Thanks for all your help, especially Asteem's detailed instruction. It works now!
Alex: I did not use RPMs, but several of my existing nodes are installed with Ubuntu. Is there any diff on running Hadoop on Ubuntu? I am thinking of choosing one before I started scaling up the cluster, but not sure which one benefit from long-term, i.e. get more support etc. Best Arber On Wed, Apr 22, 2009 at 12:35 PM, Puri, Aseem <aseem.p...@honeywell.com>wrote: > cat ~/.ssh/master-key.pub >> ~/.ssh/authorized_keys >