Filesystem Type Size Used Avail Use% Mounted on udev devtmpfs 3.8G 0 3.8G 0% /dev tmpfs tmpfs 783M 1.6M 782M 1% /run /dev/sda2 ext4 234G 12G 210G 6% / tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs tmpfs 5.0M 4.0K 5.0M 1% /run/lock tmpfs tmpfs 783M 60K 783M 1% /run/user/XXXX /dev/dm-0 ext4 3.6T 962G 2.5T 28% /media/XXXXXXXXXXXXXXX Backup