$ sudo systemctl start ntpd Enable Transparent Hugepage Support $ echo never > /sys/kernel/mm/transparent_hugepage/enabled Ambari Setup Its recommended to create an Ambari User, to make hadoop’s work isolated from the rest of other user, to create an ambari user: $ adduser usernameĪdd the user to the sudo permissions group $ gpasswd -a username wheel Disable SELinux and PackageKit $ setenforce permissive Enable NTP on the Cluster $ sudo yum -y install ntp Warning: this tutorial uncover how to install a stand alone ambari, with SSH authentication, in the upcoming tutorial, will show how to install Ambari client and connect it to Ambari server via SSH Creating Ambari User (Optional) Apache Ambari is a great step from Horton works towards riding Hadoop cluster smoothly, however, installing Ambari requires: Pre-requisites
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