title: Unable to setup cloudera manager web on port 7180 - cluster installation
body: <p>I am using ubuntu local machine with below hostname and trying to setup cloudera Hadoop Distribution CDH5.</p>
  
  <pre><code>chaithu@localhost:~$ hostname
  localhost
  chaithu@localhost:~$ hostname -f
  localhost
  chaithu@localhost:~$ ssh chaithu@localhost
  Welcome to Ubuntu 16.04.2 LTS (GNU/Linux 4.8.0-36-generic x86_64)
  
   * Documentation:  https://help.ubuntu.com
   * Management:     https://landscape.canonical.com
   * Support:        https://ubuntu.com/advantage
  
  449 packages can be updated.
  232 updates are security updates.
  
  Last login: Mon Dec 18 22:44:30 2017 from 127.0.0.1
  </code></pre>
  
  <p>Failed as Failed to detect root privileges with below error:</p>
  
  <pre><code>/tmp/scm_prepare_node.qkAAjdTz
  using SSH_CLIENT to get the SCM hostname: 127.0.0.1 35708 22
  opening logging file descriptor
  Starting installation script...
  Acquiring installation lock...
  BEGIN flock 4
  END (0)
  Detecting root privileges...
  effective UID is 1000
  BEGIN which pbrun
  END (1)
  BEGIN sudo -S id
  [sudo] password for chaithu:
  END (1)
  need root privileges but sudo requires password, exiting
  closing logging file descriptor
  </code></pre>
  
  <p>Screen shot for where I am stuck with CDH installation.</p>
  
  <p><a href="https://i.stack.imgur.com/4nbby.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/4nbby.png" alt="enter image description here"></a></p>