Hi,

11.12.2007 23:14,, Gary Danko wrote::
> We're trying to set up a Dell 2950 with Slackware Linux 11 and Bacula 
> 2.2.6. The tape library is a Dell ML6020 with 4 IBM Ultrium TD4s and 128 
> slots. These are SAS drives using the Fusion MPT SAS Host driver 3.04.05 
> driver. The kernel is 2.6.23.
> 
> dmesg shows that the library (ch0) and all four drives (st0-st3) are 
> recognized, but /dev/ch0 does not exist and only /dev/st0 and /dev/st1 
> exist. Please see the attached dmesg output:

I agree...


...
> [EMAIL PROTECTED]:/usr/src/linux# loaderinfo -f /dev/ch0
> cannot open SCSI device '/dev/ch0' - No such file or directory
> 
> And you can see st2 and st3 are MIA
> 
> [EMAIL PROTECTED]:/usr/src/linux# ls -l /dev/st*
> crw-r----- 1 root disk 9, 0 1994-07-18 09:05 /dev/st0
> crw-r----- 1 root disk 9, 1 1994-07-18 09:05 /dev/st1
> lrwxrwxrwx 1 root root    4 2007-11-27 01:52 /dev/stderr -> fd/2
> lrwxrwxrwx 1 root root    4 2007-11-27 01:52 /dev/stdin -> fd/0
> lrwxrwxrwx 1 root root    4 2007-11-27 01:52 /dev/stdout -> fd/1
> [EMAIL PROTECTED]:/usr/src/linux#
> 
> Any ideas why I am seeing this behavior?

I don't know how slackware handles device creation, but if it uses 
static /dev-entries, use MAKEDEV to create the device nodes. 
Otherwise, udev might be the way to go.

Hope this helps,

Arno

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-- 
Arno Lehmann
IT-Service Lehmann
www.its-lehmann.de

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