Re: [PATCH] xfstests: 091, 240, 268 fix for xfs on 4k sector hard drive

[Stan Hoeppner <stan@xxxxxxxxxxxxxxxxx>]

Hi Ric,

Can you point me in the general direction of these native 4K sector SAS
drives?  A vendor at least?  Thus far I'm unable to locate them.

Thanks.

Stan


On 8/15/2013 6:30 PM, Stan Hoeppner wrote:
> On 8/15/2013 1:20 PM, Ric Wheeler wrote:
>> On 07/25/2013 05:36 AM, Stan Hoeppner wrote:
>>> AFAIK there are no native 4K sector drives on the market yet.  All of
>>> the currently shipping models with physical 4K sectors are "Advanced
>>> Format" drives.  The Advanced Format standard specifies 4K physical
>>> sectors -internal- to the drive, but with traditional 512B LBA
>>> addressing.
>>
>> There are some (SAS) drives that do only 4K sectors. Not sure how
>> popular they are,
> 
> Google returns nothing on native 4KB drives at any drive vendor site,
> other than two transition documents at Seagate and Toshiba extolling the
> benefits of 512e technology.
> 
> I can't find a press release.  If native 4KB drives are indeed
> available, the vendors sure don't appear too eager to tell the world
> about them.  The drives of which you speak, are these engineering
> samples, OEM production only (EMC/IBM/etc), or general availability?
> 
> Which vendor makes the drives of which you speak?