Seagate 23 GB drive problem

From: Sisk <rsisk_at_marine.unc.edu>
Date: Fri, 30 Jan 1998 12:27:09 -0500

  Hello everyone. I have added as Seagate 23 GB hard drive to
  my Dec running Digital UNIX V4.0C. At the boot prompt show dev
  recognizes the drive. Using ./MAKEDEV I can create the dev file
  as rz22 (the device is Bus 2 Target 0 (2x8+6=22)). SCU show edt
  gives "Device: ST423451W Bus: 2, Target: 6, Lun: 0, Type: Direct
  Access". My problem is that newfs /dev/rrz22c fails. I have
  included the relevant info below. Notice the warning line reported
  by scu -f /dev/rrz22c show capacity about ST423451W vs ST423451.
  Can anyone suggest a fix? I will summarize and post.
  
  Thanks!
  
  Bob
    Sisk

  ----------------------------------------------------------------------
  - Robert B. Sisk, Ph.D. NetAdmin rsisk_at_Marine.UNC.EDU -
  ----------------------------------------------------------------------

Newfs reports:
Warning: 876 sector(s) in last cylinder unallocated
/dev/rrz17c: 17773524 sectors in 5290 cylinders of 20 tracks, 168 sectors
        8678.5MB in 331 cyl groups (16 c/g, 26.25MB/g, 6336 i/g)
super-block backups (for fsck -b #) at:
 32, 53968, 107904, 161840, 215776, 269712, 323648, 377584,
 431520, 485456, 539392, 593328, 647264, 701200, 755136, 809072,

***TO MAKE THIS BRIEF I HAVE TRUNCATED THIS SECTION*****

17203232, 17257168, 17311104, 17365040, 17418976, 17472912, 17526848,
17580784, 17634720, 17688656, 17742592,
wtfs: I/O error


Using SCU I get the following:
# scu -f /dev/rrz22c show capacity
Warning: Inquiry (ST423451W) and system (ST423451) device names are different.

Disk Capacity Information:

                  Maximum Capacity: 45322644 (22130.197 megabytes)
                      Block Length: 512

# scu -f /dev/rrz22c show page geometry
Warning: Inquiry (ST423451W) and system (ST423451) device names are different.

Rigid Disk Geometry Parameters (Page 0x4 - Current Values):

Mode Parameter Header:

                  Mode Data Length: 35
                       Medium Type: 0 (Default Medium Type)
         Device Specific Parameter: 0x10 (Supports DPO & FUA bits)
           Block Descriptor Length: 8

Mode Parameter Block Descriptor:

                      Density Code: 0x2
          Number of Logical Blocks: 11768212
              Logical Block Length: 512

Page Header / Data:
                         Page Code: 0x4
                Parameters Savable: Yes
                       Page Length: 22
               Number of Cylinders: 6876
                   Number of Heads: 28
   Starting Write Precomp Cylinder: 0
    Reduced Write Current Cylinder: 0
                   Drive Step Rate: 0 (Targets' default)
             Landing Zone Cylinder: 0 (Targets' default)
       Rotational Position Locking: 0 (Disabled or not supported)
                 Rotational Offset: 0 (Not used)
              Medium Rotation Rate: 5400 rpm
Received on Fri Jan 30 1998 - 18:27:22 NZDT

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