On Mon, Feb 25, 2008 at 05:42:58PM -0500, Jeff Garzik wrote:
> BTW we can also save power by allowing the user to choose to disable
> hotplugging support. Then we can power down PHYs that are not in use.
>
> That requires the addition of some policy controls, because it is
> user-specific
Pavel Machek wrote:
Hi!
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad x60 anyway.
Pavel Machek wrote:
Hi!
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad x60 anyway.
On Mon, Feb 25, 2008 at 05:42:58PM -0500, Jeff Garzik wrote:
BTW we can also save power by allowing the user to choose to disable
hotplugging support. Then we can power down PHYs that are not in use.
That requires the addition of some policy controls, because it is
user-specific whether
Mark Lord wrote:
Pavel Machek wrote:
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad
Hi!
>> This is a patch (very ugly, assumes you have just one disk) to bring
>> powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
>> as a base.
>>
>> It saves .5W compared to config with disk spinning, and even .15W
>> compared to hdparm -y... on my thinkpad x60 anyway.
> ..
>
Pavel Machek wrote:
Hi!
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad x60 anyway.
Hi!
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad x60 anyway.
It is also mandatory
Hi!
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad x60 anyway.
It is also mandatory
Pavel Machek wrote:
Hi!
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad x60 anyway.
Hi!
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad x60 anyway.
..
There was a
Mark Lord wrote:
Pavel Machek wrote:
This is a patch (very ugly, assumes you have just one disk) to bring
powersaving to AHCI. You need Alan's SCSI autosuspend (attached) patch
as a base.
It saves .5W compared to config with disk spinning, and even .15W
compared to hdparm -y... on my thinkpad
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