root@DD-WRT:~# mount
rootfs on / type rootfs (rw)
/dev/root on / type squashfs (ro)
none on /dev type devfs (rw)
proc on /proc type proc (rw)
sysfs on /sys type sysfs (rw)
ramfs on /tmp type ramfs (rw)
devpts on /dev/pts type devpts (rw)
devpts on /proc/bus/usb type usbfs (rw)
/dev/discs/disc0/part1 on /opt type ext3 (rw,data=ordered)
/dev/discs/disc0/part2 on /mnt type ext3 (rw,data=ordered)
root@DD-WRT:~# df -h
Filesystem Size Used Available Use% Mounted on
/dev/root 5.3M 5.3M 0 100% /
/dev/discs/disc0/part1
1011.4M 181.0M 779.1M 19% /opt
/dev/discs/disc0/part2
457.5G 52.4G 381.8G 12% /mnt