The default size (100) is not enough for large clusters and results in unnecessary restarts of kube-controller-manager watcher for leases, see http://perf-dash.k8s.io/#/?jobname=gce-5000Nodes&metriccategoryname=APIServer&metricname=LoadRequestCount&Resource=leases&Scope=cluster&Subresource=&Verb=LIST This PR will make it match what we have for nodes.