Thus, on the Ceph Monitor, Ceph OSD nodes, enable root login from the Ceph Admin node vim /etc/ssh/sshd_configĪdd the configs below, replacing the IP address for Ceph Admin accordingly. In order to add other nodes to the Ceph cluster using Ceph Admin Node, you will have to use the root user account. Thus, on each Node, run the command below to install Docker CE sudo apt install apt-transport-https ca-certificates curl gnupg-agent software-properties-common -y curl -fsSL | sudo apt-key add - echo "deb $(lsb_release -sc) stable" | sudo tee /etc/apt//docker-ce.list sudo apt update sudo apt install docker-ce docker-ce-cli containerd.io -y sudo systemctl enable -now docker Enable Root Login on Other Nodes The cephadm utility is used to bootstrap a Ceph cluster and to manage ceph daemons deployed with systemd and containers. Lv01 vol01 -wi-a- > /etc/sudoers.d/cephadmin chmod 0440 /etc/sudoers.d/cephadmin Install Docker on Each Node Sample output LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert Prepare Ceph Nodes for Ceph Storage Cluster Deployment on Ubuntu 20.04 Attach Storage Disks to Ceph OSD NodesĮach Ceph OSD node in our architecture above has unallocated LVM logical volumes of 4 GB each.
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