On Sun, 25 Nov 2007, V.C.Mohan wrote:

> Date: Sun, 25 Nov 2007 07:16:48 +0530
> From: V.C.Mohan <[EMAIL PROTECTED]>
> Reply-To:  <[email protected]>
> To:  <[email protected]>
> Subject: Re: [twincling] partitions (disk drive)
> 
> It is a Seagate Barracuda 7200.10 SATA HDD. What is NCQ?
> 
> Mohan.
> 
> 

Hi Mohan:

on the basis of the information you provided, perhaps the HDD is

Seagate ST3320620AS with 16MB cache buffer with no NCQ support

Please see
http://www.seagate.com/ww/v/index.jsp?locale=en-US&name=Barracuda_7200.10_SATA_320.3_GB&vgnextoid=2d1099f4fa74c010VgnVCM100000dd04090aRCRD&vgnextchannel=a32a2f290c5fb010VgnVCM100000dd04090aRCRD&reqPage=Model

NCQ is 'Native Command Queuing'.

NCQ is essentially a technique to optimize SATA disk performance 
by optimizing the order in which received read and write commands
are executed.

Linux kernels support NCQ natively through a generic 
Advanced Host Controller Interface (AHCI) driver.

If you are using WinXP, you need to install vendor specific driver.

thansk
Saifi.

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