From: rmp dmd (rmp.dmd1229@gmail.com)
Date: Mon Oct 08 2007 - 09:24:45 EDT
Help on Irreparable cylinder group header problem. this is a newly set-up
system with disk mirroring.
# fsck /dev/md/rdsk/d6
** /dev/md/rdsk/d6
BAD SUPERBLOCK AT BLOCK 16: NUMBER OF DIRECTORIES OUT OF RANGE
LOOK FOR ALTERNATE SUPERBLOCKS WITH MKFS?
LOOK FOR ALTERNATE SUPERBLOCKS WITH NEWFS? y
SEARCH FOR ALTERNATE SUPERBLOCKS FAILED.
USE GENERIC SUPERBLOCK FROM MKFS?
USE GENERIC SUPERBLOCK FROM NEWFS? y
CALCULATED GENERIC SUPERBLOCK WITH NEWFS
If filesystem was created with manually-specified geometry, using
auto-discovered superblock may result in irrecoverable damage to
filesystem and user data.
CANCEL FILESYSTEM CHECK?
** Last Mounted on
** Phase 1 - Check Blocks and Sizes
NEGATIVE SIZE -1 I=78025
CLEAR? y
CG 0: BAD CG MAGIC NUMBER (0x0 should be 0x90255)
IMPOSSIBLE NUMBER OF CYLINDERS IN GROUP (0 is less than 1)
INCORRECT NUMBER OF INODES IN GROUP (0 should be 5824)
INCORRECT NUMBER OF DATA BLOCKS IN GROUP (0 should be 49152)
INCORRECT BLOCK TOTALS OFFSET (0 should be 168)
BAD FREE BLOCK POSITIONS TABLE OFFSET (0 should 232)
INCORRECT USED INODE MAP OFFSET (0 should be 488)
INCORRECT FREE FRAGMENT MAP OFFSET (0 should be 1216)
END OF HEADER POSITION INCORRECT (0 should be 7360)
UPDATE STANDARD SUPERBLOCK?
Irreparable cylinder group header problem. Program terminated.
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