====== 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''