Filesystem            Size  Used Avail Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
                      3.8G  3.8G     0 100% /
udev                  504M  228K  503M   1% /dev
/dev/sdb1              99M   16M   78M  17% /boot
tmpfs                 504M     0  504M   0% /dev/shm