I0302 16:25:36.114706 1 serving.go:348] Generated self-signed cert in-memory I0302 16:25:36.676503 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0302 16:25:36.676535 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0302 16:25:36.682173 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0302 16:25:36.682220 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0302 16:25:36.682220 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0302 16:25:36.682244 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0302 16:25:36.682176 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0302 16:25:36.682330 1 secure_serving.go:213] Serving securely on [::]:10259 I0302 16:25:36.682427 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0302 16:25:36.682341 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0302 16:25:36.782857 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0302 16:25:36.782894 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0302 16:25:36.783115 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0302 16:25:36.783173 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0302 16:25:36.800660 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0302 16:25:56.421391 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: the server was unable to return a response in the time allotted, but may still be processing the request (get leases.coordination.k8s.io kube-scheduler) E0302 16:26:01.421282 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://162.253.55.207:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0302 16:26:01.421345 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0302 16:26:06.422192 1 leaderelection.go:308] Failed to release lock: Put "https://162.253.55.207:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0302 16:26:06.422267 1 server.go:242] "Leaderelection lost"