I0304 16:21:00.764811 1 serving.go:348] Generated self-signed cert in-memory I0304 16:21:01.162329 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0304 16:21:01.162363 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0304 16:21:01.279444 1 secure_serving.go:213] Serving securely on [::]:10259 I0304 16:21:01.279725 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0304 16:21:01.279736 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0304 16:21:01.279756 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0304 16:21:01.282015 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0304 16:21:01.282033 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0304 16:21:01.282055 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0304 16:21:01.282064 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0304 16:21:01.380874 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0304 16:21:01.381082 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0304 16:21:01.382615 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0304 16:21:01.382669 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0304 16:21:01.447250 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0304 16:21:23.165659 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.236:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0304 16:21:28.165430 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.236:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0304 16:21:28.165475 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0304 16:21:33.166211 1 leaderelection.go:308] Failed to release lock: Put "https://199.19.213.236:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0304 16:21:33.166325 1 server.go:242] "Leaderelection lost"