Bug#611537: Bug#643507: not really solved

Diego Guella diego.guella at sircomtech.com
Fri Feb 3 12:04:54 UTC 2012


From: "Vladimir 'φ-coder/phcoder' Serbinenko" <phcoder at gmail.com>
> Both Colin Watson and I tried to reproduce it or similar problems but 
> couldn't other than on heavily desynced and corrupted disk. If you can 
> supply the test images (just GRUB+kernel) using latest bzr upstream I'd 
> happily fix it, otherwise I don't see what I can do.

I need to understand better what you need.
Do you need the dd images of all the disks?

This is a summary of the first disk:
-----
root at devilserver:~# fdisk -u -l /dev/sda

Disk /dev/sda: 2000.4 GB, 2000398934016 bytes
255 heads, 63 sectors/track, 243201 cylinders, total 3907029168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0007982f

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1            2048     1953791      975872   82  Linux swap / Solaris
Partition 1 does not end on cylinder boundary.
/dev/sda2         1953792    99610623    48828416   fd  Linux raid 
autodetect
/dev/sda3        99610624  3907028991  1903709184   fd  Linux raid 
autodetect
-----

Supplying the entire image, even omitting the 3rd partition (/home) is not 
feasible, both for size (40+GiB) and for security reasons.
What I can do for sure is blank out one of the 5 disks, and do whatever you 
tell me to do on it.
Or supply a dd image of the first 2048 sectors of the disk.
Or the first sectors of the / partition.
Or the files in my /boot directory.

I want to remember you this:
-When the system works, the "Welcome to GRUB" appears for some milliseconds, 
then I see the GRUB menu.
-When the system does not work (original installation HDDs missing), 
"Welcome to GRUB" appears for some time, then the system reboots.
This is way before loading the kernel.






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