and change the hostname to reflect your actual hostnames.
On Tue, Apr 30, 2013 at 3:14 PM, Mohammad Tariq <donta...@gmail.com> wrote: > comment out 127.0.1.1 ubuntu in both the machines. > > if it still doesn't work change 127.0.1.1 master to something else, > like 127.0.0.3 or something. > > Warm Regards, > Tariq > https://mtariq.jux.com/ > cloudfront.blogspot.com > > > On Wed, May 1, 2013 at 3:34 AM, Automation Me <anautom...@gmail.com>wrote: > >> 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 <anautom...@gmail.com>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 < >>> mitra.kaseebho...@gmail.com> 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 <anautom...@gmail.com>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 <donta...@gmail.com>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 >>>>>> <anautom...@gmail.com>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 >>>> ________________________________________ >>>> >>> >>> >> > -- ________________________________________ To Understand Recursion, You must first Understand Recursion ________________________________________
