code: func (sc *stateCheckpoint) GetCPUSetOrDefault(containerID string) cpuset.CPUSet {
  	sc.mux.RLock()
  	defer sc.mux.RUnlock()
  
  	return sc.cache.GetCPUSetOrDefault(containerID)
  }
docs: // GetCPUSetOrDefault returns current CPU set, or default one if it wasn't changed