Red Hat 4.0/2.018 kernel/Adaptec 2940UW/Quantum drive problems

Red Hat 4.0/2.018 kernel/Adaptec 2940UW/Quantum drive problems

Post by news.accesscom.ne » Thu, 03 Jul 1997 04:00:00



I have a P133/64M, with an Adaptec 2940UW, 2 Barracuda 4Gs,
1 Micropolis POS, 1 Quantum Fireball 2G, Seagate DDS-1 DAT,
and an NEC-3X CDROM, running Red Hat 4.0.  Recently, there are
a few bad sectors showing up on the Quantum.  The Adaptec bios
utility was able to remap them all but one.  Here is the problem:
Whenever Linux reads from the bad sector, the whole system
locks up with a aic7780 under-run error message.  Even when
running fsck -c trying to lock the bad block.  Does anybody know
of a fix for this?  And where can I find the latest aic7780 driver?

Shing

 
 
 

Red Hat 4.0/2.018 kernel/Adaptec 2940UW/Quantum drive problems

Post by David Griffi » Thu, 03 Jul 1997 04:00:00


: I have a P133/64M, with an Adaptec 2940UW, 2 Barracuda 4Gs,
: 1 Micropolis POS, 1 Quantum Fireball 2G, Seagate DDS-1 DAT,
: and an NEC-3X CDROM, running Red Hat 4.0.  Recently, there are
: a few bad sectors showing up on the Quantum.  The Adaptec bios
: utility was able to remap them all but one.  Here is the problem:
: Whenever Linux reads from the bad sector, the whole system
: locks up with a aic7780 under-run error message.  Even when
: running fsck -c trying to lock the bad block.  Does anybody know
: of a fix for this?  And where can I find the latest aic7780 driver?

: Shing

CSUB recently received a bunch of used hard drives from an oil company.  A
few were "broken" much like your drive is.  Use the low-level format
utility on the 2940UW's BIOS to fix it.  *Then* run the verify utility.
The format alone will take at least 1.5 hours to complete.  The verify
takes around 30 minutes.

--
David Griffith


 
 
 

1. Problem with Adaptec-2940UW & Quantum Atlas drives?

        Hey...

        I'm trying to install Linux Slackware 3.0 (from the Linux
  Unleashed companion CD) onto my P166, with a Plextor 8x SCSI CD,
  Adaptec 2940UW adaptor, and a Quantum Atlas SCSI hard drive.  For
  the boot image, I selected "aha2940" and rawrite'd that onto the
  appropriate floppy disk.  I also installed the "color" setup
  utility on the root image floppy.  I have no problem getting to
  a command prompt - it boots just fine.  However, it seems that
  it can't recognize any hard drive on my system.  Linux's fdisk
  tried and could not find the following:
        /dev/hda
        /dev/hdb
        /dev/sda
        /dev/sdb

        Clearly, it's difficult to partition a hard drive in
  Linux if Linux thinks there isn't a hard drive in the first
  place.  I'm guessing the problem lays somewhere in the SCSI
  adaptor.  Is there a special boot image I should use for
  my 2940UW, instead of the "aha2940" one?  

        Any suggestions, please?

        Thanks!

                                -Scott A.
--
-------------------------------+---------------------------------------------

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