[Correction for the record: Re my comments 44-46 previously. I am using hdparm 9.27-2 and "-y" is spinning the drive down as expected. I'm not sure why this was not the case when I tested previously.]
[Correction for the record: Re my comments 44-46 previously. I am using hdparm 9.27-2 and "-y" is spinning the drive down as expected. I'm not sure why this was not the case when I tested previously.]