I0726 17:13:12.880297 1 serving.go:348] Generated self-signed cert in-memory I0726 17:13:13.171215 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0726 17:13:13.171246 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0726 17:13:13.176549 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0726 17:13:13.176569 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0726 17:13:13.176585 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0726 17:13:13.176595 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0726 17:13:13.176632 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0726 17:13:13.176668 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0726 17:13:13.176924 1 secure_serving.go:213] Serving securely on [::]:10259 I0726 17:13:13.176980 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0726 17:13:13.276779 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0726 17:13:13.276846 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0726 17:13:13.276954 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0726 17:13:13.277285 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0726 17:13:13.362976 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0726 17:13:47.793022 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://162.253.55.222:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0726 17:13:52.792645 1 leaderelection.go:369] Failed to update lock: Put "https://162.253.55.222:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0726 17:13:52.792698 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0726 17:13:55.442506 1 leaderelection.go:308] Failed to release lock: Operation cannot be fulfilled on leases.coordination.k8s.io "kube-scheduler": the object has been modified; please apply your changes to the latest version and try again E0726 17:13:55.442731 1 server.go:242] "Leaderelection lost"