On Wed, Jul 01, 2009 at 02:42:00PM +0600, Sergey Yudin wrote:
>>>>> no it is not a garbage.. It's just zero filled disk. Geometry
>>>>> detection process uses info from preexisting partition table?
>>>>>
>>>>>
>>>> And the zero fill included the MBR making it garbage.
>>>>
>>> so we must prepare MBR with 3rd party tools before OpenBSD installation?
>>>
>>
>> No, fdisk -i will put the right values in. This will be done by the
>> install script if you choose to use the whole disk for OpenBSD. If you
>> do not want to use the whole disk, you can use any fdisk tool
>> (including the OpenBSD one) to setup your disk.
>>
>>
>
> result of fdisk -i is the same:
> Disk: sd0 geometry: 78753/2/911 [143638992 Sectors]
> (which is, I suspect, just physical scsi disk real geometry)
>
> I can accept any geometry, but anyway, why fdisk reports _diffent_
> values on install and after install on working system ? because of some
> differences in /bsd.rd and /bsd ?
Hmm, I see now that fdisk tries to get values from the disklabel. So
the diffrence is probably that in the first case you didn't have one,
and in the second you do have a disklabel.
-Otto
