Hi, I have executed the ceph -n osd.0 --show-config command but replied with that error message. [errno 2] RADOS object not found (error connecting to the cluster) Could someone prompt me to the right direction what could be the problem? Thanks. Regards. ceph version 15.2.4 I copied the client.admin key to the hosts and here is my ceph.conf file. # minimal ceph.conf for 4372945a-b43d-11ea-b1b7-49709def22d4 [global] fsid = 4372945a-b43d-11ea-b1b7-49709def22d4 mon_host = 192.168.1.10,192.168.1.11,192.168.1.12 mon_initial_members = 192.168.1.10,192.168.1.11 public network = 192.168.1.0/24 cluster network = 10.10.10.0/24 auth_client_required = cephx auth_cluster_required = cephx auth_service_required = cephx