Download the kubelet configuration from a ConfigMap of the form "kubelet-config-1.X" in the cluster, where X is the minor version of the kubelet. kubeadm uses the KuberneteVersion field in the kubeadm-config ConfigMap to determine what the desired kubelet version is.
kubeadm upgrade node phase kubelet-config [flags]
|Do not change any state, just output the actions that would be performed.|
|help for kubelet-config|
|--kubeconfig string Default: "/etc/kubernetes/admin.conf"|
|The kubeconfig file to use when talking to the cluster. If the flag is not set, a set of standard locations can be searched for an existing kubeconfig file.|
Options inherited from parent commands
|[EXPERIMENTAL] The path to the 'real' host root filesystem.|