ssh is actually *user@some_machine *to *user@some_other_machine*. either use same username on both the machines or add the IPs along with proper user@hostname in /etc/hosts file.
HTH Warm Regards, Tariq https://mtariq.jux.com/ cloudfront.blogspot.com On Wed, May 1, 2013 at 2:39 AM, Automation Me <[email protected]> wrote: > Hello, > > I am new to Hadoop and trying to install multinode cluster on ubuntu > VM's.I am not able to communicate between two clusters using SSH. > > My host file: > > 127.0.1.1 Master > 127.0.1.2 Slave > > The following changes i made in two VM's > > 1.Updated the etc/hosts file in two vm's > > on Master VM > i did SSH keygen and trying to copy the key into Slave > > ssh-keygen -t rsa -P "" > cat $HOME/.ssh/id_rsa.pub >> $HOME/.ssh/authorized_keys > ssh-copy-id -i $HOME/.ssh/id_rsa.pub slave@ubuntu. > > When i login into master and slave and check > > master@ubuntu>Hostname it says UBUNTU > slave@ubuntu>Hostname it says UBUNTU > > > Could you assist me on this? > > Thanks > Annt > > > > > > > >
