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Timeout problems with Exabyte 8200

daemon@ATHENA.MIT.EDU (Skeet Fischer)
Tue Apr 22 10:06:38 1997

Date: 	Tue, 22 Apr 1997 10:03:32 -0400 (EDT)
From: Skeet Fischer <skeet@Bridgewater.EDU>
To: Linux-SCSI <linux-scsi@vger.rutgers.edu>

Hello all,

I am new on this list, so I don't know if this issue or a similar one has
been addressed before (I tried to find an archive of this list but I
couldn't).

I am trying to get an Exabyte 8200 SCSI tape drive to work under Linux.
When booting, the kernel recognizes the existence of a SCSI device at the
tape drive's SCSI address, but it times out trying to access the device.
This is what I'm getting in the logfile:

scsi : aborting command due to timeout : pid 19, scsi1, channel 0, id 4, 
lun 0 0x00 00 00 00 00 00
scsi1: Aborting CCB #30 to Target 4
scsi1: CCB #30 to Target 4 Aborted
scsi : aborting command due to timeout : pid 19, scsi1, channel 0, id 4,
lun 0 0x00 00 00 00 00 00
scsi1: Aborting CCB #31 to Target 4
scsi1: CCB #31 to Target 4 Aborted

I am running Slackware 3.1 with kernel 2.1.33, all updated libs and utils,
on a 486-DX2 with a EISA bus. I have 2 BusLogic BT-742AH EISA SCSI host
adapters, one controlling a Conner CP31370 hard drive and an NEC CDR-84-1
CD-ROM; the other controlling just the tape drive (Exabyte EXP-8200). 

I have tried swapping controllers, SCSI IDs, and various device
combinations and terminations, but haven't been able to get any different
results. On a hunch, I tried upping the timeout values in st.c, but that
didn't have any effect - other than making it take longer to fail ;-)
Everything else with the system seems to be working perfectly.

Any and all ideas, suggestions, etc. would be greatly appreciated.

--Douglas

 ----------------------------------------------------------------------
  Douglas K. Fischer    Skeet@Bridgewater.EDU         (540) 828 - 5343
  Programmer/Network Analyst              C. E. Shull Computing Center
  College Box 36        Bridgewater College      Bridgewater, VA 22812
 ----------------------------------------------------------------------


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