[ltp] Time spent in C3 cpu state ?

Brad Langhorst linux-thinkpad@linux-thinkpad.org
Tue, 09 Aug 2005 11:15:56 -0400


On Tue, 2005-08-09 at 10:02 -0500, Josh Battles wrote:
> Damien Challet said:
> > Hi,
> >
> > Just wondering, what is the fraction of the time your thinkpad spends in C3
> > cpu state ?
> >
> > My own stats:
> >
> > T41 2373-GEG: 50%, x21 and 600E with PIII@450MHz: 85%
> >
> > Is there any way to improve the usage of C3 ?
> 
> Please excuse my ignorance, but isn't C3 a low-power idle state?  Wouldn't it
> only be in this state if you have it suspended or something?

you're getting confused between  S3 and C3.

brad