:~# df
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/root              7697732    913640   6369088  13% /
devtmpfs               1930856         4   1930852   0% /dev
tmpfs                  1964648       832   1963816   0% /run
tmpfs                  1964648       604   1964044   0% /var/volatile
/dev/mmcblk0p1           42180     22328     19852  53% /u-boot
shmfs                    12288       532     11756   4% /data/log
tmpfs                  1964648       832   1963816   0% /service
overlay                1964648       604   1964044   0% /var/lib
:~# cat /etc/fstab
/dev/root            /                    auto       ro              1  0
proc                 /proc                proc       defaults              0  0
devpts               /dev/pts             devpts     mode=0620,gid=5       0  0
tmpfs                /run                 tmpfs      mode=0755,nodev,nosuid,strictatime 0  0
tmpfs                /var/volatile        tmpfs      defaults              0  0
/dev/mmcblk0p1       /u-boot              vfat       defaults              0  0
/dev/mmcblk0p4       /data                ext4       noatime               0  2
/dev/mmcblk0p1       /u-boot vfat    defaults        0       0
:~# ls -al /data
drwxr-xr-x   12 root     root          4096 Dec 30 22:13 .
drwxr-xr-x   21 root     root          4096 Dec 30 22:14 ..
drwxr-xr-x    3 root     root          4096 Jan  5 10:01 conf
drwxr-xr-x    2 www-data root          4096 Oct 16 23:47 db
drwxr-xr-x    3 root     root          4096 Jan  1  1970 etc
drwxr-xr-x    5 root     root          4096 Jan  1  1970 home
drwx------    2 root     root          4096 Jan  1  1970 keys
drwxrwxrwt   38 root     root           860 Jan  6 07:19 log
drwxr-xr-x    3 root     root          4096 Oct 16 23:47 themes
drwxr-xr-x    3 root     root          4096 Oct 16 23:47 var
drwxr-xr-x    2 root     root          4096 Dec 30 22:13 venus
drwxr-xr-x    2 root     root          4096 Dec 30 22:03 vrmfilescache