Alternately, one may use the ceph-deploy tool to perform Ceph management tasks at a smaller granularity. If your Ceph infrastructure does not already have ceph-deploy enabled, below are succinct instructions on installation and configuration. We discuss the actions to be taken; you will need to apply them across your Ceph nodes via your usual server management practices.
First, create a dedicated user for ceph-deploy on all systems to be managed. Popular documentation creates the ceph-server user for this task, though you may choose a different name.
$ sudo useradd -d /home/ceph-server -m ceph $ sudo passwd ceph-server
Installation of software packages, access to devices, and management of system services require root privileges. ...