파일 시스템 이상해요 급해요

[root@webserver /]# df -km
Filesystem           1M-blocks      Used Available Use% Mounted on
/dev/sda6                11813       841     10372   8% /
/dev/sda1                   99        15        79  16% /boot
/dev/sda7                 9844       473      8871   6% /home
none                      1008         0      1008   0% /dev/shm
/dev/sda5                 7875      3882      3593  52% /usr
/dev/cciss/c0d0p1        68903     31025     34377  48% /data
/dev/cciss/c0d0p2        33657     27789      4158  87% /data2
/dev/sda9                 2540      1393      1018  58% /var

[root@webserver /]# cd /var
[root@webserver var]# ls
cache  db  empty  ftp  gdm  lib  local  lock  log  lost+found  mail  named  nis  opt  preserve  run  spool  tmp  yp
[root@webserver var]# touch aa
touch: creating `aa': 장치에 남은 공간이 없음