if kubeDeps.PodConfig == nil {
		return fmt.Errorf("failed to create kubelet, pod source config was nil")
	}
	podCfg := kubeDeps.PodConfig

	if err := rlimit.SetNumFiles(uint64(kubeServer.MaxOpenFiles)); err != nil {
		klog.ErrorS(err, "Failed to set rlimit on max file handles")
	}

	// process pods and exit.
	if runOnce {