I0506 02:00:44.724884 1 serving.go:348] Generated self-signed cert in-memory I0506 02:00:45.373633 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0506 02:00:45.373670 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0506 02:00:46.088870 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0506 02:00:46.088922 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0506 02:00:46.089003 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0506 02:00:46.089215 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0506 02:00:46.089288 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0506 02:00:46.089352 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0506 02:00:46.089589 1 secure_serving.go:213] Serving securely on [::]:10259 I0506 02:00:46.089693 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0506 02:00:46.189396 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0506 02:00:46.189544 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0506 02:00:46.189641 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0506 02:00:46.190081 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0506 02:00:48.266920 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0506 02:11:42.310002 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.236:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0506 02:11:47.308061 1 leaderelection.go:369] Failed to update lock: Put "https://199.19.213.236:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0506 02:11:47.308131 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0506 02:11:47.745941 1 leaderelection.go:308] Failed to release lock: Operation cannot be fulfilled on leases.coordination.k8s.io "kube-scheduler": the object has been modified; please apply your changes to the latest version and try again E0506 02:11:47.746021 1 server.go:242] "Leaderelection lost"