Thomas Müller wrote: > > I have a few questions / issues: > (I'm running an up-to-date version of powertop from the subversion > repository > and AFAICT all relevant kernel options are enabled.) > > > 2. The newest version of hal no longer kills the hald-addon-storage > process. > Instead it runs as > "hald-addon-storage: no polling on /dev/sr0 because it is explicitly > disabled". > I have now five of these processes running and they apparently wake > up often > enough to trigger powertop's suggestion to disable polling... but as > it's > already disabled, that suggestion is misleading.
arghhhh. At least killing it is still the right thing :) > > 3. powertop suggests to enable SATA ALPM link power management, but it > doesn't work: > > # echo min_power > > /sys/class/scsi_host/host0/link_power_management_policy > > # cat /sys/class/scsi_host/host0/link_power_management_policy > > max_performance Not all hardware actually supports the lower power states.. sadly the only way to find out is to try and see if it sticks. > > 4. powertop -d reports that the CardReader is active 100.0% of the time > even though > every one of it's slots is empty. > I told powertop to enable USB autosuspend, but that doesn't seem to > make a difference. For autosuspend to work the driver and the hardware both need to support it ;-( For storage that... seems dicey.. _______________________________________________ Power mailing list [email protected] http://www.bughost.org/mailman/listinfo/power
