[CentOS] CentOS 5 grub boot problem

Wed Aug 5 16:58:45 UTC 2015
Bowie Bailey <Bowie_Bailey at BUC.com>

On 8/5/2015 12:37 PM, Chris Murphy wrote:
> On Wed, Aug 5, 2015 at 10:34 AM, Chris Murphy <lists at colorremedies.com> wrote:
>> On Wed, Aug 5, 2015 at 9:12 AM, Bowie Bailey <Bowie_Bailey at buc.com> wrote:
>>> I am trying to upgrade my system from 500GB drives to 1TB.
>> I'm going to guess that there are no IDE drives that have 4096 byte
>> physical sectors, but it's worth confirming you don't have such a
>> drive because the current partition scheme you've posted would be
>> sub-optimal if it does have 4096 byte sectors.
> Oops. I just reread that this is now SATA. New versions of hdparm and
> smartctl can tell you if the drive is Advanced Format, and if it is,
> then I recommend redoing the partition scheme so it's 4K aligned. And
> so that it has an MBR gap. The current way to do this is have the 1st
> partition start at LBA 2048.

I tried 'smartctl -a' and 'hdparm -I', but I don't see anything about 
Advanced Format.  What am I looking for?

I can redo the partitions, but I'm not sure how to tell fdisk to start a 
partition at LBA 2048.

-- 
Bowie