In this butt simple tutorial you have 1 Proxmox server and 1 backup server. Install NFS and make backup folders on your backup server. Do not call the datastore folder “backup”, that name under /var is still reserved.
sudo apt-get install nfs-kernel-server
sudo mkdir servername
sudo mkdir server1-weekly
sudo mkdir server1-daily
sudo chown -R nobody:nogroup /var/datastorename/proxmoxservername
sudo vim /etc/exports
Add those new folders to exports and the IP adresse of the Proxmox server. But […]