In an ubuntuforums post, a user reported a method to save an extra 1.5W of power on the Acer Timeline laptops:
http://ubuntu-ky.ubuntuforums.org/showpost.php?p=7982766&postcount=299
This involves using the power management of the sata disks with this command:
for i in {0..5}; do echo host$i result:; sudo sh -c "echo 'min_power' > /sys/class/scsi_host/host$i/link_power_management_policy"; cat /sys/class/scsi_host/host$i/link_power_management_policy; done
Updated counts for the different groups:
http://ubuntu-ky.ubuntuforums.org/showpost.php?p=7982766&postcount=299
This involves using the power management of the sata disks with this command:
for i in {0..5}; do echo host$i result:; sudo sh -c "echo 'min_power' > /sys/class/scsi_host/host$i/link_power_management_policy"; cat /sys/class/scsi_host/host$i/link_power_management_policy; done
Updated counts for the different groups:
- Sony Vaio Z-series and Linux -- 140 active memberships
- Acer Aspire Timeline 3810T/4810T and Linux -- 69 active memberships
- Dell Latitude E4200/E4300 and Linux -- 47 active memberships
- Lenovo ThinkPad X301 and Linux -- 41 active memberships
- Toshiba Portege R500-R600 and Linux -- 13 active memberships
- Samsung X360 and Linux -- 13 active memberships
- Dell Adamo and Linux -- 3 active memberships
- HP Envy 13 and Linux -- soon
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