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Date:      Wed, 9 Oct 1996 10:00:53 -0700 (PDT)
From:      Brian Wang <brian@vividnet.com>
To:        freebsd-scsi@freebsd.org
Subject:   Need some advise on (ncr dead ?)
Message-ID:  <Pine.BSF.3.95.961009094632.13926A-100000@cancer.vividnet.com>

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Hi,

	I need some advise from the logs attached at the end of the
e-mail.  Something definitely is going berserk on this machine's SCSI
subsystem.  I'm getting bad blocks on a brand new HD, and error messages
from the rest.  There's a tape drive attach to it, and I'm unable to
perform backups (it fails).  I'm thinking that it is a bad SCSI card
(replacement on its way), what do you scsi experts think?  By the way, is
there any way to fix "Bad file descriptor" errors on the FS other than
restore from a backup set?

Server profile:
2.1.5 FreeBSD OS
sd0 2 gig IBM DORS
sd1 1 gig Quantum Fireball
st0 HP 4 gig Dat
ASUS Triton I MB
P75 CPU

Thank you!

Sincerely,

Brian

--logs--
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
ncr0: restart (ncr dead ?).
ncr0: restart (ncr dead ?).
sd0(ncr0:1:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd0(ncr0:1:0): UNIT ATTENTION asc:29,0
sd0(ncr0:1:0):  Power on, reset, or bus device reset occurred
, retries:2
st0(ncr0:0:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
bad block 1516661186, ino 517
uid 0 on /: bad block
bad block 249695476, ino 517
uid 0 on /: bad block
sd1(ncr0:3:0): FAST SCSI-2 100ns (10 Mb/sec) offset 8.
sd1(ncr0:3:0): UNIT ATTENTION asc:29,0
sd1(ncr0:3:0):  Power on, reset, or bus device reset occurred
, retries:4




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