Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!asuvax!ncar!unmvax!uokmax!servalan!epmooch!ben
From: ben@epmooch.UUCP (Rev. Ben A. Mesander)
Newsgroups: comp.sys.amiga.hardware
Subject: Re:  A3000 Harddrive Update
Message-ID: <ben.5480@epmooch.UUCP>
Date: 25 Mar 91 11:10:31 GMT
References: <48804@nigel.ee.udel.edu>
Lines: 27

>In article <48804@nigel.ee.udel.edu> lou@vaxsc writes:
[...]
>Here, Blaine specifies that his drives are external drives.  So I'm assuming
>that they are set up as 
>
>Internal - Lun 0, Unit 0
>External - Lun 1, Unit 0,
>           Lun 2, Unit 0,
>	   Lun 3, Unit 0.
>
>Hence, the LUN changes, but they are ALL unit 0.  Is this the common config,
>or is someone else trying to use LUN 0, Units 0 and 1?  

Your terminology appears to be confused. Each SCSI unit can have sub-units
with different LUN's. So his drives are probably units 0,1,2,3, with all
having LUN 0.

>I mention this because I have dealt with other types (non-Amiga) of SCSI 
>controllers that DO have problems with multiple units on the same LUN, but 
>DO NOT have problems with Multiple LUNS, all using unit 0.

Again, I thing you have LUN and unit backwards. 

--
| ben@epmooch.UUCP   (Ben Mesander)       | "Cash is more important than |
| ben%servalan.UUCP@uokmax.ecn.uoknor.edu |  your mother." - Al Shugart, |
| !chinet!uokmax!servalan!epmooch!ben     |  CEO, Seagate Technologies   |