Thank you for your help. I will try this when I mount the hard disk next time. Thanks again. 2008/6/22 nate <centos at linuxpowered.net>: > ÀîêÍ wrote: > > > I googled this problem for many days and didn't find any way to solve > > this problem. Maybe it is a bug. I hope someone can help me. Thank you. > > > You may lose data doing this but at least for NFS volumes if something > is stuck I umount the file systems with the "-l -f" options. I'm not > sure if it'll work for NTFS but if you really want to force unmount > try > > umount (path to mounted file system) -l -f > > You may want to check to see if any files are in use on that file system > first, for that I'd use lsof > > lsof | grep (path to mounted file system) > > nate > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > -- Sunny Lee -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20080622/91dcd500/attachment-0004.html>