SCSI errors with Adaptec 2200S RAID

[Andre Albsmeier]

On Tue, 03-Aug-2004 at 23:31:52 -0400, up at 3.am wrote:
> 
> Please cc replies directly to me, as I am not subscribed to the lists.
> 
> With some help from here, I was able to get this RAID card to see our
> external DLT (QUANTUM 4000) SCSI tape drive by installing the aacp (pass
> through) driver in addition to the aac driver.  camcontrol now works, as
> do basic mt commands and amcheck (amanda check).
> 
> However, (amanda) dumps either hang, fail completely or fail after
> transfering very little data.  On the console, I see:
> 
> (sa0:aacp1:0:4:0): READ(06). CDB8 0 0 0 20 0 0
> (sa0:aacp1:0:4:0): NO SENSE ILI (length mismatch): -24576 csi:0,0,0,1
> 
> At this point the device is completely unresponsive, and the only way to
> get the system to see it again is to reboot the whole server.  I tried
> ordering a 3 ft cable, thinking I was pushing my luck with the 6 ft (I've
> had this problem with SCSI cables in the past), but the problem persists.
> 
> The same drive (which has an active terminator) has been working fine for
> years on a different box using an Intel L440GX+ MB's on-board SCSI port.
> 
> Once again, any helpful replies are greatly appreciated!

Are you sure you are running a recent fw on your DLT4k? My DLTs
used to behave badly with early fw revisions. Check out

http://www.quantum.com/am/service_support/downloads/software/dlt4000.htm

You can upgrade it by tape or use my software for updating the fw of
SCSI devices on FreeBSD.

	-Andre

> 
> James Smallacombe		      PlantageNet, Inc. CEO and Janitor
> up at 3.am							    http://3.am
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