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Replace node

New Proxmox node under the same hostname pve3 was installed.

  • Remove old monitor ceph mon remove pve3
  • On pve3 node:
    • Remove mon.pve3 entry from /etc/pve/ceph.conf
    • Remove mon_host = X.X.X.X in section global
  • From GUI Create CEPH monitor on pve3
  • From GUI Create CEPH manager on pve3
  • ??? set no in flag and create osd from GUI to propagate OSD keys. It got number i.e. 7.
    • Remove just created OSD: pveceph destroy 7
    • Remove old osd pve ceph destroy 1
    • If above not work, try ceph osd destroy 1; ceph osd purge 1, etc
  • Create OSD again with DB partition: ceph-volume lvm create –bluestore –data /dev/sdc –block.db /dev/nvme0n1p3