[Pm-utils] Basic powersave hooks

Stefan Seyfried seife at suse.de
Tue Jul 1 05:01:06 PDT 2008


Victor Lowther wrote:

> Hmmm... these settings have worked well for me over the years.  What are
> these better heuristics?

a fixed timeout is almost always a bad idea. Modern (newer than 5 years)
notebook drives do intelligent spindown if you set the APM value lower than 128.

> OK, do we have a better method of reducing hard drive power consumption
> when running on battery?

Actually, spindown does not really save much power.
-- 
Stefan Seyfried
R&D Team Mobile Devices            |              "Any ideas, John?"
SUSE LINUX Products GmbH, Nürnberg | "Well, surrounding them's out."

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