linux-kernel - Re: tools support for non-512 byte sector sizes

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Message-ID: <20080730184551.GB5347@mit.edu>
Date:	Wed, 30 Jul 2008 14:45:51 -0400
From:	Theodore Tso <tytso@....edu>
To:	Ric Wheeler <rwheeler@...hat.com>
Cc:	Matt Domsch <Matt_Domsch@...l.com>,
	Jim Meyering <jim@...ering.net>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	James Bottomley <James.Bottomley@...senPartnership.com>,
	Matthew Wilcox <matthew@....cx>, linux-scsi@...r.kernel.org,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jeff Garzik <jeff@...zik.org>
Subject: Re: tools support for non-512 byte sector sizes

On Wed, Jul 30, 2008 at 02:28:12PM -0400, Ric Wheeler wrote:
> If I remember correctly, the MS Vista new alignment for data partitions  
> is on a 0 offset, 1MB aligned boundary. The support for 4096 byte  
> sectors is only for data partitions (not boot).
>
> Array vendors, who consume a fair amount of drives, are most likely more  
> friendly to native 4k drives. The big fear from disk vendors is getting  
> a wave of returns from Best Buy, etc when people go and plug in a new,  
> native 4k drive into an old box....

Or a new box running XP, either via the Dell "upgrade to XP" program,
or from a corporate I/T load[1].  :-)

[1] http://www.theinquirer.net/gb/inquirer/news/2008/06/23/intel-dumps-vista

More to the point for Linux, are *our* partition table programs (i.e.,
fdisk, cfdisk, et. al) fixed with better defaults in upstream, and
what are the upcoming enterprise distributions going to ship with?
Since that's what a large number of Linux customers will end up using
for the next 3-5 years....

						- Ted
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