I0512 12:18:13.267795 1 serving.go:348] Generated self-signed cert in-memory I0512 12:18:13.505017 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0512 12:18:13.505077 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0512 12:18:13.510552 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0512 12:18:13.510590 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0512 12:18:13.510606 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0512 12:18:13.510643 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0512 12:18:13.510662 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0512 12:18:13.510610 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0512 12:18:13.510885 1 secure_serving.go:213] Serving securely on [::]:10259 I0512 12:18:13.510977 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0512 12:18:13.611373 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0512 12:18:13.611412 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0512 12:18:13.611438 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0512 12:18:13.611392 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0512 12:18:13.617919 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0512 12:18:30.715916 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.199:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0512 12:19:02.367799 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.199:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0512 12:19:07.368670 1 leaderelection.go:369] Failed to update lock: Put "https://199.19.213.199:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0512 12:19:07.368725 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0512 12:19:11.877000 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 E0512 12:19:11.877076 1 server.go:242] "Leaderelection lost"