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Re: umount



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On 15 Nov 1999, Ian Zimmerman wrote:

> >>>>> "Dave" == Dave Wiard <dave@lister.acm.wwu.edu> writes:
> 
> Dave> is there any way to force umount to unconditionally unmount a drive? one
> Dave> of my cd drives is constantly touted as 'busy' when i know there's zero
> Dave> activity, so it refuses to unmount and hence i cannot eject. any help
> Dave> would be apreciated.
> 
> Well, what do you mean by "activity"?  There's a couple of reasons why
> the kernel can consider a mount point busy.  An obvious one is that a
> process has a directory on the CD as its cwd.  That could be a daemon
> or a zombie, so you need not know about it.  Maybe you should look in
> the /proc hierarchy for clue the next time it happens.

You can use the fuser command to determine which processes are using the
device. This command should work, replacing /mnt/cdrom with the actual
mountpoint:

  fuser -vm /mnt/cdrom


- -- 
  finger for PGP public key.

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