According to Anwar M. Haneef: While burning my CPU.
> 
> 
> 
> If the you got a device busy error, have you tried 
> 
> umount -k /dev/hda

-k is not supported in most umount versions, at least i have never seen it.
However the most important point everybody is missing is, to u(n)mount a
device you have to STATE which device you want to "unmount" not just
/dev/hda you need to state which partition as well like /dev/hda1

umount /dev/hda1

Will unmount the first partition of the first Hardrive.

Device busy means that the person concerned did state the partition number
otherwise umount would have returned "/dev/hda: not mounted"
So he is sitting in a directory on that device which is mounted, so his
filesystem is "in use" or there are processes running which were started
from that device.

> 
> 
> Regards,
> Anwar
> 
> *******************************************************************************
> Anwar M. Haneef                               email:  [EMAIL PROTECTED]
> B211 Nehru Hall                                       [EMAIL PROTECTED]
> IIT Kharagpur 721302                          [EMAIL PROTECTED]
> W.Bengal, India                                       [EMAIL PROTECTED] 
> *******************************************************************************      
> 
> 
> On Fri, 2 Oct 1998, Bill Kocik wrote:
> 
> > 
> > > Trying to run e2fsck on /dev/hda but need to unmount it first, but how?
> > > 
> > > Already booted from startup diskette, but keep getting "device busy" error.
> > 
> > umount /dev/hda
> > 
> > 
> > 
> > 
> > ---
> > Bill Kocik
> > Information Systems
> > Medar, Inc.
> > E-mail: [EMAIL PROTECTED]
> > Web:    http://www.medar.com
> > 
> 


-- 
Regards Richard.
[EMAIL PROTECTED]

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