Hi Team, Can anyone help me on this issue , as I am getting error like below logs at "Cluster Install wizard" at ambari dashboard. Basically I am trying to make cluster of two nodes one is host server and other will be agent , I can able to register server node and able to see log mesage at dashboard like Registering with the server... Registering with the server... But second node (agent node ) is taking around 300 sec at installing.. message and after 300 sec it is giving below failure message at dashboard, (please refer below logs) It means our two machines can able to connect and can do password less ssh vice-versa and also . fqdn are set , ulimit are set, firewall are disabled. Can anyone help on this, ========================== Creating target directory... ========================== Command start time 2016-11-18 15:14:34 chmod: cannot access ‘/var/lib/ambari-agent/data’: No such file or directory Connection to impetus-n362u.impetus.co.in closed. SSH command execution finished host=impetus-n362u.impetus.co.in, exitcode=0 Command end time 2016-11-18 15:14:35 ========================== Copying common functions script... ========================== Command start time 2016-11-18 15:14:35 scp /usr/lib/python2.6/site-packages/ambari_commons host=impetus-n362u.impetus.co.in, exitcode=0 Command end time 2016-11-18 15:14:35 ========================== Copying OS type check script... ========================== Command start time 2016-11-18 15:14:35 scp /usr/lib/python2.6/site-packages/ambari_server/os_check_type.py host=impetus-n362u.impetus.co.in, exitcode=0 Command end time 2016-11-18 15:14:35 ========================== Running OS type check... ========================== Command start time 2016-11-18 15:14:35 Cluster primary/cluster OS family is ubuntu14 and local/current OS family is ubuntu14 Connection to impetus-n362u.impetus.co.in closed. SSH command execution finished host=impetus-n362u.impetus.co.in, exitcode=0 Command end time 2016-11-18 15:14:36 ========================== Checking 'sudo' package on remote host... ========================== Command start time 2016-11-18 15:14:36 sudo install Connection to impetus-n362u.impetus.co.in closed. SSH command execution finished host=impetus-n362u.impetus.co.in, exitcode=0 Command end time 2016-11-18 15:14:36 ========================== Copying repo file to 'tmp' folder... ========================== Command start time 2016-11-18 15:14:36 scp /etc/apt/sources.list.d/ambari.list host=impetus-n362u.impetus.co.in, exitcode=0 Command end time 2016-11-18 15:14:36 ========================== Moving file to repo dir... ========================== Command start time 2016-11-18 15:14:36 Connection to impetus-n362u.impetus.co.in closed. SSH command execution finished host=impetus-n362u.impetus.co.in, exitcode=0 Command end time 2016-11-18 15:14:37 ========================== Changing permissions for ambari.repo... ========================== Command start time 2016-11-18 15:14:37 Connection to impetus-n362u.impetus.co.in closed. SSH command execution finished host=impetus-n362u.impetus.co.in, exitcode=0 Command end time 2016-11-18 15:14:37 ========================== Update apt cache of repository... ========================== Command start time 2016-11-18 15:14:37 Automatic Agent registration timed out (timeout = 300 seconds). Check your network connectivity and retry registration, or use manual agent registration. ... View more