Messages in this thread | | | Subject | Re: hdparm -M acoustic management for sata disks? | From | Soeren Sonnenburg <> | Date | Sat, 21 Jun 2008 20:39:21 +0200 |
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On Sat, 2008-06-21 at 13:00 -0400, Mark Lord wrote: > Mark Lord wrote: > >.. > > Here's hdparm-8.9 on a drive that *does* support the feature: > > > > > > $ hdparm -I /dev/sda | grep Acoustic > > * Automatic Acoustic Management feature set > > > > $ hdparm -M /dev/sda > > > > /dev/sda: > > acoustic = 254 (128=quiet ... 254=fast) > > > > $ hdparm -M128 /dev/sda > > > > /dev/sda: > > setting acoustic management to 128 > > acoustic = 128 (128=quiet ... 254=fast) > > > > $ hdparm -M254 /dev/sda > > > > /dev/sda: > > setting acoustic management to 254 > > acoustic = 254 (128=quiet ... 254=fast) > .. > > And one more: > > $ hdparm -M0 /dev/sda > > /dev/sda: > setting acoustic management to 0 > acoustic = 254 (128=quiet ... 254=fast) > > $ hdparm -I /dev/sda | grep -i acoustic > Recommended acoustic management value: 128, current value: 254 > Automatic Acoustic Management feature set > > (the lack of a '*' on that last line indicates the feature is no longer enabled).
OK, I guess I have to accept that the drives I have here just don't support AAM - just couldn't imagine that rather new 750G drives etc don't have that feature :(
Thanks for the clarifications, Soeren
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