I0513 01:19:06.685799 1 serving.go:348] Generated self-signed cert in-memory I0513 01:19:07.232012 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0513 01:19:07.232048 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0513 01:19:07.296361 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0513 01:19:07.296357 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0513 01:19:07.297150 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0513 01:19:07.297556 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0513 01:19:07.297883 1 secure_serving.go:213] Serving securely on [::]:10259 I0513 01:19:07.298635 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0513 01:19:07.298746 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0513 01:19:07.300302 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0513 01:19:07.398034 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0513 01:19:07.399123 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0513 01:19:07.401258 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0513 01:19:07.401366 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0513 01:19:30.300639 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0513 01:20:04.161272 1 leaderelection.go:369] Failed to update lock: Put "https://199.204.45.140:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) I0513 01:20:05.797375 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0513 01:20:09.283076 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 E0513 01:20:09.283122 1 server.go:242] "Leaderelection lost"