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Date:      Fri, 31 Mar 1995 04:03:15 -0800 (PST)
From:      davidk@ee.ubc.ca
To:        questions@FreeBSD.org
Subject:   Arhive Viper 150/PAS-16 difficulties (whoops!)
Message-ID:  <9503311203.AA20627@rwd6.ee.ubc.ca>

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> 
> Hi, I recently picked up a used Archive Viper 150 tape drive
> to replace an old Wangtek 5099ES.  I am using the SCSI controller
> on the PAS-16D.  I am getting an error message whenever I use
> tar to backup some files with the Archive drive:
> 
> eg:  if I type "tar -cvf /dev/rst0 file1 file2 ... "
> 
>      The kernel responds with:
>         "/kernel: nca0/5/0 data length underflow"
> 
>      (When I restore the files they are corrupted.)
> 
> Does anybody know what this error message means?  This never
> occurs when I use the Wangtek 5099ES, only with the Archive
> drive.  Do I need to configure the device somehow to use
> a different recording density?  (ie does it matter that
> the Arhive is QIC-150 while the Wangtek was QIC-24?)
> Could the drive be faulty?
> 
> Any help would be appreciated.
> 

I forgot to mention that I'm using SNAP-210.

Sorry about the duplicate message.  Been staying up too late these 
last few days!  (Playing around with this OS is kind of addictive.)

-- 
David Kwan                             Email: davidk@ee.ubc.ca 
Graduate Studies (M.A.Sc Program)      Electrical Engineering
The University of British Columbia     Vancouver B.C. Canada



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