...
clients
: Set of hosts that must be ceph-client. These hosts will access to the storage clustermons
: Set of hosts to that must be ceph-mon. These hosts will maintain a map of the state of the clusterosds
: Set of hosts to that must be ceph-osd. These hosts will interact with the logical disk to stock the data
More details The roles are explained in the documentation here.
The inventory must define these variables to run the step:
ceph_cluster_network
: Address block to access to cluster networkceph_public_network
: Address block to access to public network (ie Internet)ceph_osd_disk
: Device to stock datas (only for ceph-osd hosts)osd_pool_default_min_size
: Minimal number of available OSD to ensure cluster success (best:ceil(osd_pool_default_size / 2.0)
)osd_pool_default_size
: Number of OSD in the cluster
...