Deploying a Ceph Cluster

Install PrettyTable.
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pip install prettytable
Deploy the Ceph cluster.
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ansible-playbook -i hosts site.yml
If "failed=0" is displayed for all nodes (as shown in the following figure) after the command is executed, the deployment is in progress.
Figure 1 Deployment result
Check the cluster health status. If "HEALTH_OK" is displayed, the cluster is healthy.
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ceph health
After the Ceph cluster is deployed using ceph-ansible, check whether configuration is written into the ceph.conf file. If so, the deployment is successful.

Parent topic: Ceph-Ansible Deployment Guide (CentOS 7.6 & openEuler 20.03)