Proxmox node removal

The correct way to remove nod from proxmox cluster.

Display all active nodes

root@proxmox-node2:~# pvecm nodes
Membership information
----------------------
Nodeid Votes Name
1 1 proxmox-node1 (local)
2 1 proxmox-node2
3 1 proxmox-node3
4 1 proxmox-node4

Shutdown node and remove

root@proxmox-node2:~# pvecm delnode proxmox-node3

root@proxmox-node2:~# ls -l /etc/pve/nodes/
proxmox-node1 proxmox-node2 proxmox-node3 proxmox-node4

root@proxmox-node2:~# rm -rf /etc/pve/nodes/proxmox-node3