Abstract: Aiming at the current situation and problems of current operating system experiment,this paper puts forward the viewpoint and practice of cultivating the students' comprehensive analysis ability in the experimental teaching of the operating system.The experimental analysis method is used to help students better understand the concepts and principles of operating systems,experience and master the implementation mechanism and strategy of the operating systems function modules,and then applied them in the actual research projects.Analyze and solve problems,cultivate students' comprehensive analysis ability.Practice has proved that the above methods can enable students understand the essence of the principle of operating system,and enable students learn how to comprehensive analysis the theory,then apply them to the actual projects.