How I Maintain a Multi-Site Proxmox Homelab Without Losing My Mind

I run five Proxmox nodes spread across two physical sites connected by a WireGuard site-to-site VPN. One site is a cluster. Between the two sites, I manage around 50 virtual machines and containers, two Proxmox Backup Servers, two TrueNAS instances, GPU passthrough for local AI workloads, and Veeam Agent backups for Windows workstations. It sounds like a lot. It is a lot. But after a recent…