On 01/18/10 07:17 PM, Dan Langille wrote:
> Dan Langille wrote:
>> I'm helping a client with a Linux system.  I see the tape drive, but
>> cannot find the tape changer.  Clues please.
>>
>>   From dmesg:
>
> Also:
>
> Linux version 2.6.9-78.0.8.plus.c4smp (mockbuild AT builder10.centos DOT org)
> (gcc version 3.4.6 20060404 (Red Hat 3.4.6-10)) #1 SMP Thu Nov 27
> 19:19:34 EST 2008
>
> And there is no /dev/changer*
>

Dan,
Don't know if this will be of any help but on a friends Fedora 12 system 
I just set bacula up on the changer is target 6 lun 1 and the drive is 
target 6 lun 0

[root@stor data.spool]# lsscsi -g
[0:0:1:0]    cd/dvd  HL-DT-ST DVD-RAM GH22LP20 1.00  /dev/sr0   /dev/sg0
[2:0:0:0]    disk    ATA      WDC WD5000AACS-0 05.0  /dev/sda   /dev/sg1
[3:0:0:0]    disk    ATA      WDC WD5000AADS-0 01.0  /dev/sdb   /dev/sg2
[4:0:6:0]    tape    COMPAQ   TSL-10000        5.10  /dev/st0   /dev/sg3
[4:0:6:1]    mediumx COMPAQ   TSL-10000        5.10  /dev/sch0  /dev/sg4

[root@stor data.spool]# ls -l /dev | grep sg
drwxr-xr-x. 2 root root         140 2010-01-18 14:38 bsg
lrwxrwxrwx. 1 root root           3 2010-01-18 14:39 changer -> sg4
lrwxrwxrwx. 1 root root           3 2010-01-18 14:39 changer-sg4 -> sg4
crw-rw----. 1 root root      1,  11 2010-01-18 14:38 kmsg
crw-rw----. 1 root cdrom    21,   0 2010-01-18 14:38 sg0
crw-rw----. 1 root disk     21,   1 2010-01-18 14:38 sg1
crw-rw----. 1 root disk     21,   2 2010-01-18 14:38 sg2
crw-rw----. 1 root tape     21,   3 2010-01-18 14:38 sg3
crw-rw----. 1 root tape     21,   4 2010-01-18 14:38 sg4

[root@stor data.spool]# mtx -f /dev/sg4 status
   Storage Changer /dev/sg4:1 Drives, 8 Slots ( 0 Import/Export )
Data Transfer Element 0:Full (Storage Element 1 Loaded):VolumeTag = 

       Storage Element 1:Empty
       Storage Element 2:Full
       Storage Element 3:Full
       Storage Element 4:Full
       Storage Element 5:Full
       Storage Element 6:Full
       Storage Element 7:Full
       Storage Element 8:Full

/dev/nst0 is the tape drive which is busy at the moment so I cant show 
status.

-- 
   Robert W Hartzell
bear at rwhartzell.net
   RwHartzell.Net

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