Migrate VMWare ESXi Virtual Machines to Proxmox KVM with LVM-Thin Logical Volumes

Recently we decided to move away from VMWare ESXi because we want to scale out but don't want to buy expensive licenses just for virtualization. We evaluated different solutions and got stuck with Proxmox and it's KVM virtualization. We have always used Debian-based VMs so KVM was a logical decision.…