I0410 14:55:25.426359 1 serving.go:348] Generated self-signed cert in-memory I0410 14:55:25.737824 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0410 14:55:25.737869 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0410 14:55:25.821556 1 secure_serving.go:213] Serving securely on [::]:10259 I0410 14:55:25.821662 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0410 14:55:25.821685 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0410 14:55:25.822053 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0410 14:55:25.822810 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0410 14:55:25.822823 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0410 14:55:25.822841 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0410 14:55:25.822847 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0410 14:55:25.921798 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0410 14:55:25.921965 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0410 14:55:25.923490 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0410 14:55:25.923493 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0410 14:55:26.073923 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0410 14:55:48.559764 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.75:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0410 14:55:53.559424 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.75:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0410 14:55:53.559471 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0410 14:55:58.559900 1 leaderelection.go:308] Failed to release lock: Put "https://199.19.213.75:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0410 14:55:58.559979 1 server.go:242] "Leaderelection lost"