From: James Bottomley <James.Bottomley@SteelEye.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Ric Wheeler <ric@emc.com>,
linux-scsi <linux-scsi@vger.kernel.org>,
linux-fsdevel@vger.kernel.org,
Linux-ide <linux-ide@vger.kernel.org>
Subject: Re: impact of 4k sector size on the IO & FS stack
Date: Mon, 12 Mar 2007 09:40:34 -0500 [thread overview]
Message-ID: <1173710434.3413.4.camel@mulgrave.il.steeleye.com> (raw)
In-Reply-To: <20070312081851.GA14831@infradead.org>
On Mon, 2007-03-12 at 08:18 +0000, Christoph Hellwig wrote:
> The FS stack and higher levels of the I/O stack should be mostly ready.
> The S/390 DASDs are commonly used with 4k sector sizes, and we've had
> the occasional 2k sector SCSI MO device aswell. It would be nice to
> get samples of large sector size ATA devices into the hands of developers
> to do real world testing of the whole stack.
Theoretically, we already have the capacity to verify this. Although
not with ATA. However, since ATA uses virtually the same paths as SCSI,
we could test with variable sector SCSI devices, and SCSI does allow you
to reformat the device with different sector sizes.
James
next prev parent reply other threads:[~2007-03-12 14:40 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-11 22:51 impact of 4k sector size on the IO & FS stack Ric Wheeler
2007-03-11 23:14 ` Jan Engelhardt
2007-03-12 2:45 ` Ric Wheeler
2007-03-12 3:27 ` Jan Engelhardt
2007-03-12 3:46 ` Andreas Dilger
2007-03-12 12:17 ` Alan Cox
2007-03-12 14:41 ` Jeff Garzik
2007-03-12 14:36 ` Jeff Garzik
2007-03-12 15:45 ` Alan Cox
2007-03-12 18:31 ` Bryan Henderson
2007-03-12 18:37 ` Sergei Shtylyov
2007-03-12 20:52 ` Bryan Henderson
2007-03-12 19:16 ` Douglas Gilbert
2007-03-12 19:28 ` Jeff Garzik
2007-03-12 0:02 ` Alan Cox
2007-03-12 0:44 ` Jeff Garzik
2007-03-12 2:37 ` Ric Wheeler
2007-03-12 12:24 ` Alan Cox
2007-03-12 13:32 ` Ric Wheeler
2007-03-12 15:21 ` Douglas Gilbert
2007-03-12 16:08 ` Martin K. Petersen
2007-03-12 14:26 ` Jeff Garzik
2007-03-13 5:11 ` Andreas Dilger
2007-03-13 6:34 ` Chris Wedgwood
2007-03-12 2:41 ` Ric Wheeler
2007-03-12 8:18 ` Christoph Hellwig
2007-03-12 14:40 ` James Bottomley [this message]
2007-03-12 14:45 ` Jeff Garzik
2007-03-12 14:57 ` Christoph Hellwig
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