Now, after appropriate culls of the backups: $ df -i /dev/sdb1 Filesystem Inodes IUsed IFree IUse% Mounted on /dev/sdb1 15261696

Now, after appropriate culls of the backups: $ df -i /dev/sdb1 Filesystem Inodes IUsed IFree IUse% Mounted on /dev/sdb1 152616960 101081254 51535706 67% /media/user/BackupA So 152M Inodes ... it was the default when I formatted the drive. $ df -h /dev/sdb1 Filesystem Size Used Avail Use% Mounted on /dev/sdb1 4.6T 1.4T 2.9T 33% /media/user/BackupA