We need more information on which step is failing. i am assuming that the agents are failing during the Cluster install wizard. If this is the case you will need to follow our requirements docs: "One of the following, configured during initial installation of Cloudera Manager: Direct access to root user using the root password. Direct access to root user using a SSH key file. Passwordless sudo access for a specific user. This is the same requirement as the installation of CDH components on individual hosts, which is a requirement of the UNIX system in general. You cannot use another system (such as PowerBroker) that provides root/sudo privileges."   http://www.cloudera.com/documentation/enterprise/latest/topics/cm_ig_permissions.html#xd_583c10bfdbd326ba--6eed2fb8-14349d04bee--7eb1 ... View more