rootFsInfo, err := p.cadvisor.RootFsInfo()
	if err != nil {
		return nil, fmt.Errorf("failed to get rootFs info: %v", err)
	}

	containerMap, podSandboxMap, err := p.getPodAndContainerMaps(ctx)
	if err != nil {
		return nil, fmt.Errorf("failed to get pod or container map: %v", err)
	}

	if p.podAndContainerStatsFromCRI {