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ceph.md

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Step by stop ceph install

packages

sudo apt update && sudo apt upgrade -y
sudo apt install -y ceph cephadm ceph-mgr ceph-mon ceph-osd ceph-mds radosgw

file based mount

sudo losetup -d /dev/loop0
sudo fallocate -l 10G /var/lib/ceph/osd/ceph-0.img
#sudo wipefs -a /var/lib/ceph/osd/ceph-0.img
sudo losetup /dev/loop0 /var/lib/ceph/osd/ceph-0.img
sudo losetup -a

monitor and init config with containers

sudo cephadm bootstrap --mon-ip 172.30.93.97

access web ui

https://localhost:8443/

create osd (Object Storage Daemon)

ceph orch host ls
sudo ceph orch daemon add osd red:/dev/loop0

ceph services (Manager, Metadata Server, RADOS Gateway)

sudo ceph orch daemon add mgr red
sudo ceph orch daemon add mds red
sudo ceph orch daemon add rgw red

ceph status

sudo cephadm shell -- ceph fsid
sudo cephadm shell -- ceph -s
sudo cephadm shell -- ceph osd status

delete ceph cluster

sudo cephadm rm-cluster --fsid <deine-FSID> --force