????fuser???????????????socket??????????????????????????????ж??????????????fuser???÷???
????1).ж????????????
????[root@vserver01 ~]# umount /mnt
????umount: /mnt: device is busy
????umount: /mnt: device is busy
????2).????????????????????????
????[root@vserver01 ~]# fuser -c /mnt
????/mnt:                 2563c
????[root@vserver01 ~]# ps -ef | grep 2563
????root      2563  2499  0 15:19 tty1     00:00:00 -bash
????root      5462  5383  0 16:11 pts/0    00:00:00 grep 2563
????3).kill?????
????[root@vserver01 ~]# kill -9 2563
????[root@vserver01 ~]# ps -ef | grep 2563
????root      5488  5383  0 16:11 pts/0    00:00:00 grep 2563
????4).???ж????????????
????[root@vserver01 ~]# umount /mnt
????[root@vserver01 ~]#