Check if a Proxmox node is online:
python3.7 proxmox-monitor.py check-node --node <node_name> --node-status
Check memory usage on a Proxmox node:
python3.7 proxmox-monitor.py check-node --node <node_name> --mem-usage
Check if a service is running on a Proxmox node:
python3.7 proxmox-monitor.py check-node --node <node_name> --service pveproxy
Check subscription status on a Proxmox node:
python3.7 proxmox-monitor.py check-node --node <node_name> --sub-status