[CentOS] CentOS 6.5 install

Michael Hennebry hennebry at web.cs.ndsu.nodak.edu
Fri Feb 28 03:12:21 UTC 2014


On Thu, 27 Feb 2014, m.roth at 5-cent.us wrote:

> Michael Hennebry wrote:

>> UEFI can address 4TB.
>> If you are using BIOS, that could be a problem.
>> With 512-byte sectors, 2TB is about the maximum representable offset.
>>
>> BTW all the documentation I've seen about BIOS
>> boot sequences assume 512-byte logical sectors.
>> How is BIOS supposed to handle 1024-byte or larger logical sectors?
>>
> We've gone, I think, to GPT on our new builds. Root drives are running 2TB
> these days for us, and we're not setting on UEFI. Note that a lot of the
> drives are actually 4k sectors, but present them, logically, as 512byte
> sectors.

That is why I specified logical sectors.

-- 
Michael   hennebry at web.cs.ndsu.NoDak.edu
"SCSI is NOT magic. There are *fundamental technical
reasons* why it is necessary to sacrifice a young
goat to your SCSI chain now and then."   --   John Woods



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