Problem with CDC Wren V scsi disk - advice requested
Koos Remigius
kr at asacsg.mh.nl
Fri Mar 15 00:57:49 AEST 1991
>From article <ccfj.667889673 at hippo>, by ccfj at hippo.ru.ac.za (F.F. Jacot Guillarmod):
> We are using a 300 megabyte CDC Wren V + AHA1542A controller on a 386
> clone running SCO Xenix 2.3.2. All of a sudden, the following errors
> are getting logged:
>
> Fri Mar 1 8:25:34
>
> scsi: ERROR: on disk dev=1/40 ha=0 id=0 lun=0 block=37364
> sector=76776, cylinder/head = 37/31
> hst 00 ust 02
> AHA-1540 cmd : 0A 01 2B E8 02 00
> AHA-1540 sense : F0 00 03 00 01 2B E9 0A 00 00 00 00 10 00
>
> The system is still running, though.
>
> Questions:
>
> 1 - what is going on? (nobody around here knows all that much about
> scsi's :-()
>
> 2 - what needs to be done to fix the problem?
>
> 3 - which FM's should I be reading to find out more?
>
> Thanks
> --
> F.F. Jacot Guillarmod - Computing Centre - Rhodes University
> Artillery Road - P.O Box 94 - Grahamstown - 6140 - South Africa
> Internet: ccfj at hippo.ru.ac.za Phone: +27 [0]461 22023 xt 284
> uucp: ..!uunet!m2xenix!quagga!hippo!ccfj Fax: +27 [0]461 25049
Item 1 > cmd : 0A 01 2B E8 02 00
meaning: Write 2 blocks, starting at block $12BE8 = 76776
During the write an unrecoverable error occured.
sense: F0 00 03 00 01 1B E9 0A 00 00 00 00 10 00
meaning: There is a media error at block $12BE9 = 76777, the
10 means < ID CRC or ECC error. >
Item 2 > To fix this, reformat the disk or replace the bad block.
Item 3 > Any book that describes the SCSI command's should help.
Cheers,
Koos
--
Koos Remigius kr at mh.nl via internet backbones
Asac Nederland B.V uucp: ..!{uunet,hp4nl}!mh.nl!kr
Coenecoop 7, 2741 PG Waddinxveen, The Netherlands
---------------- "Still crazy after all these years" ----------------
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