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

To: stan@xxxxxxxxxxxxxxxxx
Subject: Re: [PATCH] xfstests: 091, 240, 268 fix for xfs on 4k sector hard drive
From: Stan Hoeppner <stan@xxxxxxxxxxxxxxxxx>
Date: Mon, 19 Aug 2013 14:54:24 -0500
Cc: Ric Wheeler <ricwheeler@xxxxxxxxx>, Dwight Engen <dwight.engen@xxxxxxxxxx>, xfs@xxxxxxxxxxx
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <520D64A9.1060209@xxxxxxxxxxxxxxxxx>
References: <20130724143208.34b77534@xxxxxxxxxx> <20130724235739.GR19986@dastard> <51F0AB56.7020705@xxxxxxxxxxxxxxxxx> <520D1BD8.9090208@xxxxxxxxx> <520D64A9.1060209@xxxxxxxxxxxxxxxxx>
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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?

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