I0707 09:03:14.454981 1 serving.go:348] Generated self-signed cert in-memory I0707 09:03:14.667987 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0707 09:03:14.668039 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0707 09:03:14.691989 1 secure_serving.go:213] Serving securely on [::]:10259 I0707 09:03:14.692075 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0707 09:03:14.692095 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0707 09:03:14.692120 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0707 09:03:14.692991 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0707 09:03:14.693007 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0707 09:03:14.693026 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0707 09:03:14.693032 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0707 09:03:14.792754 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0707 09:03:14.792821 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0707 09:03:14.793207 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0707 09:03:14.793215 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0707 09:03:14.801029 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0707 09:22:39.814151 1 leaderelection.go:369] Failed to update lock: the server was unable to return a response in the time allotted, but may still be processing the request (put leases.coordination.k8s.io kube-scheduler) E0707 09:22:42.828542 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.19.213.220:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0707 09:22:42.828635 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0707 09:22:47.803833 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 E0707 09:22:47.803980 1 server.go:242] "Leaderelection lost"