umount 시 busy 가 날때 !

11 062011

[root@virtual /]# fuser -cu /mnt/usb
/mnt/usb: 3458c(root)
[root@virtual /]#
[root@virtual /]# fuser -ck /mnt/usb
/mnt/usb: 3458c
[root@virtual /]# umount /mnt/usb