Thank you Mitra..I will change the hostname
On Tue, Apr 30, 2013 at 6:16 PM, Mitra Kaseebhotla < mitra.kaseebho...@gmail.com> wrote: > 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 > ________________________________________ >
