admin@RT-AC87U:/tmp/home/root# df -h
Filesystem Size Used Available Use% Mounted on
/dev/root 36.1M 36.1M 0 100% /
devtmpfs 124.8M 0 124.8M 0% /dev
tmpfs 124.9M 6.5M 118.4M 5% /tmp
/dev/mtdblock4 62.8M 8.9M 53.9M 14% /jffs
/dev/sda1 462.0M 53.4M 384.0M 12% /tmp/mnt/AB
admin@RT-AC87U:/tmp/home/root# mount
rootfs on / type rootfs (rw)
/dev/root on / type squashfs (ro,relatime)
devtmpfs on /dev type devtmpfs (rw,relatime,size=127744k,nr_inodes=31936,mode=755)
proc on /proc type proc (rw,relatime)
tmpfs on /tmp type tmpfs (rw,relatime)
sysfs on /sys type sysfs (rw,relatime)
devpts on /dev/pts type devpts (rw,relatime,mode=600)
/dev/mtdblock4 on /jffs type jffs2 (rw,noatime)
usbfs on /proc/bus/usb type usbfs (rw,relatime)
/dev/sda1 on /tmp/mnt/AB type ext4 (rw,nodev,relatime,user_xattr,barrier=1,data=ordered)
admin@RT-AC87U:/tmp/home/root# ll /var/lib/misc
-rw-r--r-- 1 admin root 0 Oct 31 19:42 dnsmasq.leases
-rw-rw-rw- 1 admin root 477 Oct 31 18:44 rstats-history.gz
-rw-rw-rw- 1 admin root 6 Oct 31 18:44 rstats-source
-rw-rw-rw- 1 admin root 59343 Oct 31 18:44 rstats-speed.gz
-rw-rw-rw- 1 admin root 4 Oct 31 18:44 rstats-stime