On Wed, Jun 28, 2000 at 07:17:59AM +0200, Georges Heinesch wrote:
> Since I frequently add and remove drives from the SCSI chain, I would
> like to attribute fix SCSI numbers to the different SCSI IDs.
 
> ----- cut here -----
> [...]
> 
> ahsc0       at mainbus0     # A3000 scsi
> scsibus0    at ahsc0
> cbiiisc0    at zbus0        # Cyberstorm mk.III/Cyberstorm PPC SCSI
> scsibus1    at cbiiisc0
 
> sd0 at scsibus0 target 0 lun 0
> sd1 at scsibus0 target 1 lun 0
> sd2 at scsibus0 target 2 lun 0
> sd3 at scsibus0 target 3 lun 0
> sd4 at scsibus0 target 4 lun 0
> sd5 at scsibus0 target 5 lun 0
> sd6 at scsibus0 target 6 lun 0
> 
> sd10    at scsibus1 target 0 lun 0
> sd11    at scsibus1 target 1 lun 0
 
> Q1: Is this the right way to do it?

yes
 
> Q2: is there no problem that sd8, sd9 and sd17 are not assigned?

I wouldn't expect any problems. I used to hardwire drives myself.
-- 
Kevin P. Neal                                http://www.pobox.com/~kpn/

"It sounded pretty good, but it's hard to tell how it will work out
in practice." -- Dennis Ritchie, ~1977, "Summary of a DEC 32-bit machine"