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From: Stan Hoeppner <stan@hardwarefreak.com>
To: "linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>
Subject: Re: support for drives larger than 2TiB
Date: Sat, 24 Jul 2010 18:08:05 -0500	[thread overview]
Message-ID: <4C4B7255.2070505@hardwarefreak.com> (raw)
In-Reply-To: <92061.1279979348@localhost>

Valdis.Kletnieks@vt.edu put forth on 7/24/2010 8:49 AM:

> As a side consideration - moving from 512 to 4K moves the associated limit from
> 2 TiB to 16 TiB.  Given the current rate of device density increase, how much
> time will that buy us, and what do we do then?

The crystal ball tells me that SSD adoption will kick this date a little
farther into the future given that SSD capacity lags mechanical by a large
margin.  In the not too distance future, PCs/laptops/netbooks will all
transition to shipping with SSD as their sole/main internal storage device,
with USB3/eSATA thumb drives of 1TB and above permanently replacing external
USB/eSATA mechanical drives.

Servers will probably transition at about the same time to shipping with
solely SSD storage internally for boot/OS and maybe some other primary and a
little secondary storage, with mechanical storage being optional, whether
internal or external.  Mechanical in the form of FC/iSCSI SAN and NAS arrays
will still rule large data needs well after the aforementioned transitions above.

-- 
Stan

  parent reply	other threads:[~2010-07-24 23:08 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-24  9:58 support for drives larger than 2TiB Tejun Heo
2010-07-24 12:21 ` Henrique de Moraes Holschuh
2010-07-24 12:36 ` Alex Buell
2010-07-24 13:49   ` Valdis.Kletnieks
2010-07-24 21:15     ` Alex Buell
2010-07-24 23:08     ` Stan Hoeppner [this message]
2010-07-25  7:56       ` Tejun Heo
2010-07-25  8:05         ` Mikael Abrahamsson
2010-07-24 18:40 ` Yuhong Bao
2010-07-24 18:40   ` Yuhong Bao
2010-07-24 21:38   ` Greg Freemyer
2010-07-24 23:22     ` Henrique de Moraes Holschuh
2010-07-25  7:49       ` Tejun Heo
2010-07-25  2:25     ` Yuhong Bao
2010-07-25  2:25       ` Yuhong Bao
2010-07-25  8:01   ` Tejun Heo
2010-07-25  8:07     ` H. Peter Anvin
2010-07-25  8:20       ` Tejun Heo
2010-07-25 18:52         ` H. Peter Anvin
2010-07-27  8:41           ` Tejun Heo
2010-07-25  8:26       ` Alex Buell
2010-07-25 18:53         ` H. Peter Anvin
2010-07-24 18:48 ` Yuhong Bao
2010-07-24 18:48   ` Yuhong Bao
2010-08-19 13:12   ` Mark Lord
2010-08-23  7:40     ` Yuhong Bao
2010-08-23  7:40       ` Yuhong Bao

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