Thanks All,
@scarecrow
yes, it is not 2.6.4 but 2.6.22. I'm sorry...
@Greg2
Thanks to your suggestion. yes, my flashdisk is NAJMUN
But idont know, it's normal again, it can savely remove easyly. I do not do any think
anyway here i am paste the out put code that you request
[admin@localhost ~]$ mount
/dev/sda1 on / type ext3 (rw)
none on /proc type proc (rw)
/dev/sda6 on /media/hd type ntfs (ro,sync,umask=0022,nls=utf8)
none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)
/dev/sdb1 on /media/NAJMUN type vfat (rw,nosuid,nodev,noatime,uhelper=hal,flush,uid=500,utf8,shortname=lower)
[admin@localhost ~]$ /sbin/fuser -v /media/NAJMUN/*
[admin@localhost ~]$
/sbin/fuser -v /media/NAJMUN/* does not give any output.