512e/4kn drive formatting

Peter Eriksson pen at lysator.liu.se
Fri May 14 20:41:30 UTC 2021


It depends on the vendor. But also the firmware on the drives...

I’ve successfully reformatted 520b 10TB HGST  with Dell firmware drives into 4Kn using sg_format.

I’ve failed reformatting 512e 16TB Seagate Exos drives with Dell firmware into 4Kn using sg_format.

- Peter

> On 14 May 2021, at 01:52, joe mcguckin <joe at via.net> wrote:
> 
> I notice most drive vendors supply  512e and  4Kn format drives. Is it possible to buy a 512e drive and use is as a 4kn drive
> or possibly  reformat to 4kn?  I’m specifically looking at the Seagate Exos drives...
> 
> Thanks,
> 
> Joe
> 
> Joe McGuckin
> ViaNet Communications
> 
> joe at via.net
> 650-207-0372 cell
> 650-213-1302 office
> 650-969-2124 fax
> 
> 
> 
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