Managing the cluster configuration file
If you are managing a large cluster, it's good practice to keep your cluster configuration file (/etc/ceph/ceph.conf) updated with information about cluster monitors, OSDs, MDSs, and RGW nodes. With these entries in place, you can manage all your cluster services from a single node.
How to do it…
To better understand this, we will update the Ceph configuration file on ceph-node1 and add details of all monitor, OSD, and MDS nodes.
Adding monitor nodes to the Ceph configuration file
Since we have three monitor nodes, add their details to the /etc/ceph/ceph.conf file from ceph-node1.
Adding an MDS node to the Ceph ...
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