This app for rooted phones gives you better functioning and kernel control..
The Trickster MOD Kernel Settings App lets you modify and smooth out operations on your rooted device. With volume and vibration control, you can finally make your phone work the way you want it to. Although most functions are easy, the user interface is outdated.
Full CPU control
GPU Control (changing freq and governor)
Changing buttons backlight
Quickly toggle individual cores online/offline
Restoring settings on boot
SD read ahead cache size
Full quad core support
CPU Times in State*