kubeDeps.CAdvisorInterface, err = cadvisor.New(imageFsInfoProvider, s.RootDirectory, cgroupRoots, cadvisor.UsingLegacyCadvisorStats(s.ContainerRuntime, s.RemoteRuntimeEndpoint))
  the above function，as we use cgroupRoots to create cadvisor interface，the wrong parameter cgroupRoots will lead eviction manager not  to collect metric from /docker, then kubelet frequently print those error：