I0511 06:27:47.320911 1 serving.go:348] Generated self-signed cert in-memory I0511 06:27:47.951420 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0511 06:27:47.951465 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0511 06:27:47.959946 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0511 06:27:47.959989 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0511 06:27:47.960042 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0511 06:27:47.960076 1 secure_serving.go:213] Serving securely on [::]:10259 I0511 06:27:47.960081 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0511 06:27:47.960055 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0511 06:27:47.960140 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0511 06:27:47.960142 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0511 06:27:48.061372 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0511 06:27:48.061427 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0511 06:27:48.061369 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0511 06:27:48.061472 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0511 06:27:48.069648 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0511 06:28:07.160905 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.204.45.70:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0511 06:28:12.161379 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.204.45.70:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0511 06:28:12.161444 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0511 06:28:17.162615 1 leaderelection.go:308] Failed to release lock: Put "https://199.204.45.70:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0511 06:28:17.163263 1 server.go:242] "Leaderelection lost"