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mkdir my-cluster cd my-cluster ceph-deploy new {ceph-mon-node1} {ceph-mon-node2} {ceph-mon-node3}
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ceph-deploy install {ceph-mon-node1} {ceph-mon-node2} {ceph-mon-node3} ceph-deploy mon create-initial
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ceph-deploy install {ceph-osd-node1} {ceph-osd-node2} {ceph-osd-node3} ceph-deploy osd create --data /dev/{osd-device} {ceph-osd-node1}
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ceph osd pool create {pool-name} {pg-num} rados put {object-name} {file-path} --pool {pool-name}
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rados -p {pool-name} get {object-name} {output-file} rados -p {pool-name} put {object-name} {input-file}
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