New Proxmox node under the same hostname pve3 was installed.
ceph mon remove pve3pve3 node: mon.pve3 entry from /etc/pve/ceph.confmon_host = X.X.X.X in section globalpve3pve3pveceph destroy 7pve ceph destroy 1ceph osd destroy 1; ceph osd purge 1, etcceph-volume lvm create –bluestore –data /dev/sdc –block.db /dev/nvme0n1p3