"""
... with modern Intel processors, the ondemand CPU governor is actually counterproductive because waking up to decide whether the CPU is idle keeps it from entering the deepest sleep states, and so (somewhat counterintuitively) the performance governor will actually result in the best battery life.
"""
As Theodore Ts'o has pointed out[1]:
"""
... with modern Intel processors, the ondemand CPU governor is actually counterproductive because waking up to decide whether the CPU is idle keeps it from entering the deepest sleep states, and so (somewhat counterintuitively) the performance governor will actually result in the best battery life.
"""
[1]https:/ /plus.google. com/+TheodoreTs o/posts/ 2vEekAsG2QT