Intro Mission: Deploy new Ceph poduction-ready cluster on 4 new hardware nodes. Overview I had zero experience with the current cephadm orchestrator for ceph. But time flies and ceph-ansible is under further deprecation, so let old dog learn new tricks. Requirements Nothing new here: JBOD for osds raid1 for 2 OS disks (mdraid is fine) […]
Category: Cloud Computing and Storage
Build all-in-one Ceph cluster via cephadm
Deploy all-in-one ceph cluster for testing purpose. VM spec. Hostname: ceph-aioOS: Ubuntu 20.04IP: 192.168.122.902 vCPU4G RAM16GB vda (OS disk)10GB vdb10GB vdc10GB vddThe cluster will be configured with no replica because cluster has single node only. build steps1 – download cephadmin root@ceph-aio:~# curl –silent –remote-name –location https://github.com/ceph/ceph/raw/quincy/src/cephadm/cephadmroot@ceph-aio:~# chmod +x cephadm2 – install docker root@ceph-aio:~# sudo apt […]
Deploy a Ceph cluster within minutes using Cephadm
After my last article regarding Ceph deployments, I have decided to talk with you about a new capability that is now available on Ceph Octopus upstream version and will be available on later the RHCS versions as well, called cephadm. This new capability will allow you to deploy a whole Ceph cluster in under 10 minutes. cephadm is a deployment […]