Re: Trashed partition table
On Fri, Nov 08, 2002 at 08:49:07PM +0100, Michael Naumann wrote:
> 08.11.2002 18:01:57, Jorge Santos <jsf@ciencias.unam.mx> wrote:
>
> >Hello,
> >
> >I installed some other OS and id overworte the MBR, to make a long
> >story short, I booted with ethe second woody disc and went for the
> >rescue option at which point I was surprised to find out that fsck
> >claimed one of the partitions had a bad superblock (it had an ext3 fs,
> >and the kernel was 2.2.x, but I was under the impression that it would
> >just mount it as an ext2 fs, so I don't think that was the problem),
> >no problem, just a few hundred megs of mp3s there so I went on to run
> >grub-install, but it didn't find stage2, so i made some floppies with
> >grub-floppy and booted with that, they didn't work, to make another
> >long story short, I booted into the install system and in a console I
> >found that fdisk stated this about my partition table:
> >
> >Device Boot Start End Blocks Id System
> >/dev/hda1 ? 20682 154408 1074152739 0 Empty
> >
> >Partition 1 does not end on cylinder boundary:
> >phys(637, 190, 61) should be (637, 254, 63)
> >
> >
> >So I gather the partition table is trashed. So for my question:
> >
> >¿Is there any way to fix this mess?
> >
> >TIA
> >
> >Jorge Santos
>
> I vaguely remember, there is a tool that guesses the partition table.
> I've never had the need to use it, so I don't know exactly.
gpart
Frank
>
> As a last resort, you can use
> cfdisk -z
> Which starts on an empty partition table.
>
> Your problem sounds more like you've changed something in the settings for your disk.
> I can imagine that something alike happens if you switch from head/sector/cylinder to LBA
> or vice versa. I'd be surprised if the other OS is the reason.
>
> Michael
>
>
>
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