Installing 10.04 to 2TB disk, does not boot

[Matthias Brennwald]

On May 18, 2010, at 9:53 AM, Christopher Chan wrote:

> On Tuesday, May 18, 2010 02:35 PM, Matthias Brennwald wrote:
>> On May 18, 2010, at 7:54 AM, ubuntu-users-request at lists.ubuntu.com wrote:
>> 
>>> Message: 10
>>> Date: Tue, 18 May 2010 13:54:28 +0800
>>> From: Christopher Chan<christopher.chan at bradbury.edu.hk>
>>> Subject: Re: Installing 10.04 to 2TB disk, does not boot
>>> To: ubuntu-users at lists.ubuntu.com
>>> Message-ID:<4BF22B94.7040709 at bradbury.edu.hk>
>>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>> 
>>> 
>>>>> When the 2 TB drive fails to boot, where does it fail?
>>>>> Does grub or anything show up?
>>>>> Are there any error messages?
>>>> 
>>>> If fails before GRUB shows up. I just get a message saying that there is no bootable disk.
>>> 
>>> Matthias,
>>> 
>>> Please list the partitions on your 2tb disks 'parted /dev/2tbdiskdevice
>>> print' and we can try doing something about it.
>> 
>> Here is the result:
>> 
>> ---------------
>> Error: The backup GPT table is corrupt, but the primary appears OK, so that will
>> be used.
>> 
>> 
>> OK/Cancel? o
>> Model: ATA WDC WD2003FYYS-0 (scsi)
>> Disk /dev/sdd: 2000GB
>> Sector size (logical/physical): 512B/512B
>> Partition Table: gpt
>> 
>> Number  Start   End     Size    File system     Name  Flags
>>  1      17.4kB  8225kB  8208kB  ext4                  bios_grub
>>  2      8225kB  5248MB  5240MB  linux-swap(v1)
>>  3      5248MB  5453MB  206MB   ext4                  boot
>>  4      5453MB  2000GB  1995GB  ext4
>> ---------------
> 
> You are not actually using that bios_grub partition for anything right?

I thought I'd need this partition to install GRUB2 on a GPT disk, so I made it (manually) and did grub-install /dev/my2TBdisk. How can I tell if I am actually using it?

Matthias