Re: Disk spin-up optimization during system resume

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On 01/17/2014 08:24 PM, Todd E Brandt wrote:
> 10 seconds?! The only possible way that could happen is if the test
> unit ready SCSI command actually triggered an ata port wakeup; at
> which point you've already done the one thing you were trying not
> to do.

A typical ATA disk is already spinning up on its own as soon as power
is applied.  They don't respond to any commands until they finish.


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