Re: Playing with SATA NCQ

[Jeff Garzik]

Michael Thonke wrote:
> The new ones are real SATA drives. But some PATA devices and controllers
> support TCQ.

TCQ is a poorly designed feature, and so, will only be supported on a 
very few, special host controllers.

For most people, even if they down a drive with legacy TCQ, queueing 
will -never- be supported.  For more details read 
http://linux.yyz.us/sata/software-status.html#tcq

	Jeff


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