Basic power profiling method in the device

1. With Power board (hardware)
 - https://mostly-tech.com/2015/05/31/how-to-power-profile-your-app-using-hardware/
 - http://www.anandtech.com/print/6529/busting-the-x86-power-myth-indepth-clover-trail-power-analysis
2. Clock profiling (software)
 - Application processor is consist of CPU, GPU, BUS, ...
3. With tools (software)
3.1 ARM DS-5 stream line
 - https://developer.arm.com/products/software-development-tools/ds-5-development-studio/streamline
3.2 TOP command (process load)
 - http://www.tecmint.com/12-top-command-examples-in-linux/
 - https://www.lifewire.com/linux-top-command-2201163
3.3 Systrace
 - https://developer.android.com/studio/profile/systrace-commandline.html
 - https://developer.android.com/studio/profile/systrace.html