Comment # 9 on bug 926053 from Thomas Blume

(In reply to Philippe Cond� from comment #8)
> (In reply to Bernhard Wiedemann from comment #7)
> > Is any multipath involved? Check
> > ps ax|grep multipath
> > 
> > could be related to udev or be hw-specific?
> 
> No there is no multipath involved.
> I think that the generation of the dev-ID uses some hardware information but
> the hardware raid 5 probably send the same information for the 3 logical
> disks that I defined.
> 

Can you please show the output of:

/lib/udev/scsi_id --export --whitelisted -d /dev/sda
/lib/udev/scsi_id --export --whitelisted -d /dev/sdb