[PVE-User] DRBD Disk Size, Usage and Avail

[Ml Ml]

Hello,

where does Proxmox get Size, Usage and Avail from?

http://s23.postimg.org/4zsgh0ud7/drbd_df.png

I used https://pve.proxmox.com/wiki/DRBD9 to set it up.

Thanks,
Mario