Proxmox/Ceph

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Health

ceph health
ceph -s
ceph osd df tree
ceph osd df
ceph auth get client.bootstrap-osd
ceph auth get client.bootstrap-osd > /var/lib/ceph/bootstrap-osd/ceph.keyring
ceph-volume lvm create --bluestore --data /dev/fioa

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The basic installation and configuration is complete. Depending on your setup, some of the following steps are required to start using Ceph:

  1. Install Ceph on other nodes
  2. Create additional Ceph Monitors
  3. Create Ceph OSDs
  4. Create Ceph Pools

To learn more, click on the help button below.

https://proxmox1.example.com/pve-docs/chapter-pveceph.html#pve_ceph_install

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Welcome to Ceph — Ceph Documentation
https://docs.ceph.com/en/latest/

Ceph on LVM

bootstrap auth:

ceph auth get client.bootstrap-osd > /var/lib/ceph/bootstrap-osd/ceph.keyring

Create new logical volume with the remaining free space:

lvcreate -l 100%FREE -n pve/ceph

Create (= prepare and activate) the logical volume for OSD:

ceph-volume lvm create --data pve/ceph

Use GUI to create Metadata servers, create CephFS, etc

Ref: https://forum.proxmox.com/threads/ceph-osd-on-lvm-logical-volume.68618/

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