On Sun, Jul 07, 2013 at 10:42:57PM +0200, Riccardo Mottola wrote: > Hi Paul, > > Paul Irofti wrote: > >>A/C adapter state: not connected > >Does this change if the A/C is plugged in? Was it really unplugged when > >you ran apm? That might explain the low frequency CPU setting. > Yes. The laptop was unplugged. APM information about AC adapter > status is correct. > > If I boot the laptop when it is connected to AC power, it will boot > at full CPU frequency and stay high. However if booted while on > battery it remains low. > >>Performance adjustment mode: manual (599 MHz) > >> > >>Interesting is that the CPU is not running at full speed, which is 1600Mhz. > >What's your setperf set to? (sysctl hw.setperf) > Right now, on battery but booted while on AC power, I do get: > > $ sysctl hw.setperf > hw.setperf=99
What's the setperf value when you boot on battery and you have the CPU set at 600MHz? If it less than 100 try and crank it up and see if the frequency changes. If it works try different apm adjustment modes.
