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Corrupt Partition Table

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Name: Michael Behrman
Date: September 27, 2000 at 19:25:00 Pacific
Comment:

I just purchased and setup a machine w/ the following:
Athlon TBird 900Mhz
Abit KT7-RAID motherboard (has ATA/100 support using the HotRob 100 Pro chip)
IBM 30GB HD, ATA/100 (on the ATA/100 bus)
Quantum Fireball 2.1GB EIDE (on the EIDE bus)

The problem is that no matter which hard drive I try to partition, when I reboot my partition table is corrupt. I've used fdisk (Win98 and Win2k) and the one with Mandrake 7.1 - none of them work. I put the BIOS to failsafe settings and that didn't change a thing.

Any ideas? I'm blaming the motherboard right now, but I'm not sure if I'm right to.



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Response Number 1
Name: Mike
Date: September 30, 2000 at 18:35:49 Pacific
Reply:

Michael,
A similar problem happened to me yesterday.
If you used LILO it should have saved a
backup copy of the MBR in /boot (or /etc), named boot.NNNN. The number corresponds to the number of the device, e.g. hda is 0300,
hda1 is 0301, sda is 0800, sda1 is 0801,
etc. (I have a HDD similar to yours and it
is device hde1 with NNNN=2101). You can
restore the old boot sector with a command
like:

dd if=/boot/boot.2101 of=/dev/hde1 bs=512 count=1

(You need to be root to do this)

Check the date of the boot.* files to
find the latest one that was saved:
ls -lsat boot.*

I used the following command to dump
the contents of the boot.* files to
double check that they were not corrupted:

od -s boot.2101

This will printout any text strings in
the file. Sometimes a corrupted MBR
might be saved in the boot.* files,
and it may contain text strings such
as "corrupted partition". Dumping the
contents might be useful as a double
check before you restore the MBR with
the dd command.

Good luck,
Mike


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Results for: Corrupt Partition Table

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