I0319 11:51:56.350259 1 serving.go:348] Generated self-signed cert in-memory I0319 11:51:56.960512 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0319 11:51:56.960545 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0319 11:51:57.033081 1 secure_serving.go:213] Serving securely on [::]:10259 I0319 11:51:57.033194 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0319 11:51:57.033212 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0319 11:51:57.033239 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0319 11:51:57.036309 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0319 11:51:57.036400 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0319 11:51:57.036492 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0319 11:51:57.036515 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0319 11:51:57.133651 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0319 11:51:57.133805 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0319 11:51:57.137303 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0319 11:51:57.137353 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0319 11:51:57.277346 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0319 12:01:25.015520 1 leaderelection.go:369] Failed to update lock: Put "https://199.204.45.235:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) I0319 12:01:26.378670 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0319 12:01:28.670993 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 E0319 12:01:28.671047 1 server.go:242] "Leaderelection lost"