Hi Savitha, On your nodes running tasktrackers and datanodes, there is a core-site.xml file that specifies the namenode to contact via the property fs.default.name. In addition, there is a mapred-site.xml which specifies address of jobtracker.
I hope that helps. Regards, Robert On Thu, Feb 14, 2013 at 10:23 AM, Henjarappa, Savitha < [email protected]> wrote: > All, > > My questions > > - If I have multiple Hadoop clusters, how do I make put which DataNode > is configured to which NameNode? Similary Task Tracker to JobTracker? > - Can I install Map and Reduce on separate Nodes? Is there any usecase > to support this configuration. > > > Thanks, > Savitha > > > > > >
