On 03/19/10 13:11, Andrew Henry wrote: > No that's not case. I have this is my /etc/rc.local file (not rclocal.d as I > wrote earlier): > > # Suggestion: Enable SATA ALPM link power management via: > echo min_power> /sys/class/scsi_host/host0/link_power_management_policy > # > # Suggestion: increase the VM dirty writeback time from 5.00 to 15 seconds > with: > echo 1500> /proc/sys/vm/dirty_writeback_centisecs > > And after bootup I can run > > cat /sys/class/scsi_host/host0/link_power_management_policy > > and it IS set to min_power. > > cat /proc/sys/vm/dirty_writeback_centisecs > > IS set to 1500, but as soon as I run Powertop from the same session it > suggests these options and once chosen wakeups per second decreases > dramatically (from red bar to mustard green). > > hal-disable-polling is a permanent setting that I do not have to keep setting > after boot.
ok so 1) there's a bug in powertop where it doesn't properly see the correct settings 2) even though the settings were made correctly, and powertop just re-sets the same setting, wakeups per second still drops I can fix 1), but 2) doesn't make any sense to me. Auke _______________________________________________ Power mailing list [email protected] http://www.bughost.org/mailman/listinfo/power
