Hi Tariq,
Master: Users: hduser hduser hostname: ubuntu *etc/hosts* 127.0.0.1 localhost 127.0.1.1 ubuntu # The following lines are desirable for IPv6 capable hosts ::1 ip6-localhost ip6-loopback fe00::0 ip6-localnet ff00::0 ip6-mcastprefix ff02::1 ip6-allnodes ff02::2 ip6-allrouters 127.0.1.1 master 127.0.0.2 slave Slave Machine: Etc/Hosts 127.0.0.1 localhost 127.0.1.1 ubuntu # The following lines are desirable for IPv6 capable hosts ::1 ip6-localhost ip6-loopback fe00::0 ip6-localnet ff00::0 ip6-mcastprefix ff02::1 ip6-allnodes ff02::2 ip6-allrouters 127.0.1.1 master 127.0.0.2 slave users: hduser hduser Hostname: ubuntu On Tue, Apr 30, 2013 at 5:52 PM, Automation Me <[email protected]> wrote: > @Mitra Yes I cloned the same VM's. By default Ubuntu takes 127.0.0.1 > -ubuntu hostname for all machines > > @Tariq i will send the hosts file and users of all the machines. > > > On Tue, Apr 30, 2013 at 5:42 PM, Mitra Kaseebhotla < > [email protected]> wrote: > >> Looks like you have just cloned/copied the same VMs. Change the hostname >> of each: >> >> http://askubuntu.com/questions/87665/how-do-i-change-the-hostname-without-a-restart >> >> >> >> On Tue, Apr 30, 2013 at 2:30 PM, Automation Me <[email protected]>wrote: >> >>> Thank you Tariq. >>> >>> I am using the same username on both the machines and when i try to >>> copy a file master to slave just to make sure SSH is working fine, The file >>> is copying into master itself not an slave machine. >>> >>> scp -r /usr/local/somefile hduser@slave:/usr/local/somefile >>> >>> Any suggestions... >>> >>> >>> Thanks >>> Annt >>> >>> >>> >>> On Tue, Apr 30, 2013 at 5:14 PM, Mohammad Tariq <[email protected]>wrote: >>> >>>> 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 >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>> >>> >> >> >> -- >> ________________________________________ >> >> To Understand Recursion, >> You must first Understand Recursion >> ________________________________________ >> > >
