root@OpenWrt:~/log# df
Filesystem           1k-blocks      Used Available Use% Mounted on
/dev/root                  896       896         0 100% /rom
none                      1072        16      1056   1% /tmp
/dev/mtdblock/4           2368       616      1752  26% /jffs
/jffs                      896       896         0 100% /
root@OpenWrt:~/log#