I0527 14:02:00.283465 1 serving.go:348] Generated self-signed cert in-memory I0527 14:02:01.245083 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0527 14:02:01.245245 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0527 14:02:01.806640 1 secure_serving.go:213] Serving securely on [::]:10259 I0527 14:02:01.807283 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0527 14:02:01.807516 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0527 14:02:01.807535 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0527 14:02:01.807591 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0527 14:02:01.807618 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0527 14:02:01.807642 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0527 14:02:01.807654 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0527 14:02:01.909269 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0527 14:02:01.909286 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0527 14:02:01.909297 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0527 14:02:01.909882 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0527 14:02:01.990847 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0527 14:02:42.287900 1 leaderelection.go:369] Failed to update lock: Put "https://199.19.213.226:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0527 14:02:46.755522 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.226:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0527 14:02:46.755579 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0527 14:02:51.756939 1 leaderelection.go:308] Failed to release lock: Put "https://199.19.213.226:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0527 14:02:51.757038 1 server.go:242] "Leaderelection lost"