<ul><li>To install IBM Storage Ceph, ensure you have a running VM or server with an internet connection, Red Hat Enterprise Linux, IBM subscription, and root-level access.</li><li>Register the system using subscription-manager and pull the latest subscriptions before updating the system.</li><li>Enable necessary repositories, update the system, install IBM Storage Ceph license, and accept provisions on all nodes.</li><li>Configure Ansible inventory, create hosts files, enable SSH login as root user, and create an Ansible user with sudo access.</li><li>Generate SSH keys for Ansible, copy public keys to all nodes, create SSH config file, and run preflight playbook.</li><li>Bootstrap a new storage cluster by setting up IPs, accessing cp.icr.io/cp, and ensuring enough free space.</li><li>The article details port ranges specific to IBM Storage Ceph for better network management.</li><li>Distribute SSH keys using the playbook cephadm-distribute-ssh-key.yml for easy access to nodes.</li><li>Add multiple hosts by copying public SSH keys, creating a hosts.yaml file, adding host descriptions, and mounting it using cephadm shell.</li></ul>

IBM Storage Ceph Installation Guide

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