File Type is ext4.
bash-4.1$ df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/mapper/vg_harp-lv_root
51615740 10132616 40958900 20% /
tmpfs 4019640 828 4018812 1% /dev/shm
/dev/md127p1 495844 135596 334648 29% /boot
/dev/mapper/vg_harp-lv_home
178137608 191984 168896744 1% /home
/dev/sda1 10985539464 10370739976 28862288 100% /backup
naslite:/export/Disk-1
961424128 622227456 339196672 65% /mnt/naslite
bash-4.1$ df -i
Filesystem Inodes IUsed IFree IUse% Mounted on
/dev/mapper/vg_harp-lv_root
3238400 171134 3067266 6% /
tmpfs 1004910 4 1004906 1% /dev/shm
/dev/md127p1 128016 66 127950 1% /boot
/dev/mapper/vg_harp-lv_home
11313152 28 11313124 1% /home
/dev/sda1 2929688576 20084766 2909603810 1% /backup
naslite:/export/Disk-1
122109952 195254 121914698 1% /mnt/naslite
bash-4.1$
bash-4.1$ cat /etc/fstab
#
# /etc/fstab
# Created by anaconda on Fri Dec 16 12:02:05 2011
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
/dev/mapper/vg_harp-lv_root / ext4 defaults 1 1
UUID=705ad8c5-3a17-4aac-aab2-e2fc1ce010c7 /boot ext4 defaults 1 2
/dev/mapper/vg_harp-lv_home /home ext4 defaults 1 2
/dev/mapper/vg_harp-lv_swap swap swap defaults 0 0
UUID=a76d2bf2-3649-4941-9db3-6129aa45d873 swap swap defaults 0 0
tmpfs /dev/shm tmpfs defaults 0 0
devpts /dev/pts devpts gid=5,mode=620 0 0
sysfs /sys sysfs defaults 0 0
proc /proc proc defaults 0 0
/dev/sda1 /backup ext4 defaults 0 4
naslite:/export/Disk-1 /mnt/naslite nfs rw,hard,intr 0 0
bash-4.1$
Backuppc is at version 3.2.1. OS is CentOS release 6.4
