[Samba] samba doesn't release external usb device

[Günter Kukkukk]

Am Dienstag, 10. März 2009 schrieb Pol Hallen:
> HI all :-)
> 
> Using debian stable (samba version 2:3.2.5-4 ) often I mount ntfs partition 
> (using mount.ntfs-3g) of a usb external disk. So I can access from my lan to 
> this usb disk.
> 
> [usb0]
> path=/media/usb0
> writable = yes
> browseable = no
> valid users = nick
> [...]
> 
> when I finish to use this disk and I try to umount it samba doesn't release 
> this the disk:
> 
> umount /media/usb0 (or umount /dev/sdXX)
> umount: /media/usb0: device is busy
> 
> because --> lsof|grep usb0
> 
> smbd      29491       root  cwd       DIR      180,1     102400          
> 5 /media/usb0
> 
> if anybody uses this remote share how I should umount the disk?
> 
> Thanks!
> Pol

as root, you can use 'smbstatus' to list all connections.
Also as root use 'smbcontrol smbd close-share share_name' to close
the given share "share_name".
Close the share(s) you've used for your usb disk.
On very recent samba versions you might need to use:
  smbcontrol all close-share share_name

Cheers, Günter