protected ResourceTrackerService createResourceTrackerService() {
Configuration conf = new Configuration();
RMContainerTokenSecretManager containerTokenSecretManager =
getRMContext().getContainerTokenSecretManager();
containerTokenSecretManager.rollMasterKey();
NMTokenSecretManagerInRM nmTokenSecretManager =
getRMContext().getNMTokenSecretManager();
nmTokenSecretManager.rollMasterKey();
return new ResourceTrackerService(getRMContext(), nodesListManager,
this.nmLivelinessMonitor, containerTokenSecretManager,