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Date:      Sat, 23 Aug 1997 18:13:54 -0700 (PDT)
From:      Doug White <dwhite@gdi.uoregon.edu>
To:        Bill Clark <wclark@xoom.com>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: [Fwd: Setting up RIAD]
Message-ID:  <Pine.BSF.3.96.970823181330.366P-100000@localhost>
In-Reply-To: <33FC3458.8800B79D@xoom.com>

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On Thu, 21 Aug 1997, Bill Clark wrote:

> 
> 
> I have a problem which probably has a very simple solution, but as I'm
> inexperienced with configuring multiple SCSI drives, I'm currently at a
> loss. 

> I have FreeBSD installed on my machine, and need to add a RAID to it. 
> Apparently, the problem is that the device id's are being assigned
> incorrectly upon booting, because the machine boots just fine with
> nothing plugged into the secondary SCSI controller (aha2940 I believe... 
> it sees the drives okay in any event, so I doubt that's the problem). 
> When I plug in the RAID, the BIOS sees the drives just fine, FreeBSD
> recognizes the drives correctly, but I get a "panic: cannot mount root" 
> at the very end, which leads me to believe that it's assigning the
> devices incorrectly, and thinks that the first SCSI drive in the RAID is
> the root filesystem.  I assume I'll have to hard-code in the devices, so
> everything gets assigned in a consistent manner, but I'm not sure, and
> am not clear on how to do this anyway (and don't want to waste my time
> playing around with it if this isn't going to solve the problem).  With
> the RAID plugged in, sysinstall sees *only* the first four drives in the
> RAID (on the _secondary_ controller card), but unplugged it sees the
> three internal drives (primary card).  Any ideas, or details on what
> additional information I should provide to somebody assisting me with
> this? 

Read /sys/i386/conf/LINT on wiring down SCSI devices.  

Doug White                              | University of Oregon  
Internet:  dwhite@resnet.uoregon.edu    | Residence Networking Assistant
http://gladstone.uoregon.edu/~dwhite    | Computer Science Major
Spam routed to /dev/null by Procmail    | Death to Cyberpromo




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