Jukka Marin <jmarin@pyy.jmp.fi> writes:

 Try `umount -R /cd0'.

> root@pyy / # umount /cd0
> umount: /cd0: No such file or directory
> root@pyy / # umount -f /cd0
> umount: /cd0: No such file or directory
> root@pyy / # df cd0
> Filesystem  1024-blocks     Used    Avail Capacity  Mounted on
> /dev/cd0d        391896   391896        0   100%    /cd0
> root@pyy / # ls -l |grep cd0
> dr-xr-xr-x   1 root  wheel  688717824 Jan  1  1970 cd0
> root@pyy / # mount /dev/cd0d /a
> mount_ffs: /dev/cd0d on /a: Device busy
> 
> All I did was that I accidentally removed the CD before umount and then the
> daily script tried to run find or something on /cd0.
> 
> Looks like removable media support could use some improvement.. :-/
> 
>   -jm

-- 
        -- Oleg Polianski <Oleg.Polianski@clear.co.nz>