I0428 03:25:40.271509 1 serving.go:348] Generated self-signed cert in-memory I0428 03:25:40.821282 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0428 03:25:40.821484 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0428 03:25:40.827364 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0428 03:25:40.827392 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0428 03:25:40.827454 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0428 03:25:40.827479 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0428 03:25:40.827460 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0428 03:25:40.827533 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0428 03:25:40.827916 1 secure_serving.go:213] Serving securely on [::]:10259 I0428 03:25:40.827980 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0428 03:25:40.927940 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0428 03:25:40.928388 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0428 03:25:40.928595 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0428 03:25:40.928595 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0428 03:25:40.990674 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0428 03:26:27.767592 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.204.45.3:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0428 03:29:58.519023 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.204.45.3:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0428 03:30:03.518499 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.204.45.3:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0428 03:30:03.518605 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0428 03:30:08.520474 1 leaderelection.go:308] Failed to release lock: Put "https://199.204.45.3:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0428 03:30:08.520671 1 server.go:242] "Leaderelection lost"