umount question

[Kenneth Goodwin]

>  -----Original Message-----
>  From: redhat-list-bounces at redhat.com
>  [mailto:redhat-list-bounces at redhat.com]On Behalf Of Marty
Landman
>  Sent: Wednesday, March 30, 2005 4:50 PM
>  To: General Red Hat Linux discussion list
>  Subject: Re: umount question
>
>
>  At 04:26 PM 3/30/2005, Mike Wooding wrote:
>
>  >--- Marty Landman <MLandman at face2interface.com> wrote:
>  > > How do I get this cd unmounted?
>  > >
>  > >
>  ---------------------------------------------------------
-----------
>  > >
>  > > [root at penguin RPMS]# umount /mnt/cdrom
>  > > umount: /mnt/cdrom: device is busy
>  > > [root at penguin RPMS]# /sbin/fuser -m /mnt/cdrom
>  > > /mnt/cdrom:          19774c 19924c
>

19774 and 19924 are the process id's of the programs holding
your cdrom.

ps -ef | grep 19774
ps  -ef | grep 19924 should quickly
show you what they are.

kill -9 19774
kill -9 19924

should eradicate the problem and let you unmount the drive.