查看cpuset的所有分组
adb shell ls -l /dev/cpuset
查看system-background的cpuset的cpu
adb shell cat /dev/cpuset/system-background/cpus
查看system-background的应用
adb shell cat /dev/cpuset/system-background/tasks
设置surfaceflinger为foreground应用
adb shell ‘echo `pidof surfaceflinger` > /dev/cpuset/foreground/tasks‘
查看surfaceflinger的cpuset
adb shell ‘cat /proc/`pidof surfaceflinger`/cpuset‘