I0710 03:37:33.041651 1 serving.go:348] Generated self-signed cert in-memory I0710 03:37:33.451021 1 server.go:154] "Starting Kubernetes Scheduler" version="v1.28.13" I0710 03:37:33.451052 1 server.go:156] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK="" I0710 03:37:33.460821 1 secure_serving.go:213] Serving securely on [::]:10259 I0710 03:37:33.460933 1 requestheader_controller.go:169] Starting RequestHeaderAuthRequestController I0710 03:37:33.460955 1 shared_informer.go:311] Waiting for caches to sync for RequestHeaderAuthRequestController I0710 03:37:33.460983 1 tlsconfig.go:240] "Starting DynamicServingCertificateController" I0710 03:37:33.462051 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::client-ca-file" I0710 03:37:33.462066 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0710 03:37:33.462095 1 configmap_cafile_content.go:202] "Starting controller" name="client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file" I0710 03:37:33.462103 1 shared_informer.go:311] Waiting for caches to sync for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0710 03:37:33.561707 1 shared_informer.go:318] Caches are synced for RequestHeaderAuthRequestController I0710 03:37:33.561991 1 leaderelection.go:250] attempting to acquire leader lease kube-system/kube-scheduler... I0710 03:37:33.562352 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::requestheader-client-ca-file I0710 03:37:33.562385 1 shared_informer.go:318] Caches are synced for client-ca::kube-system::extension-apiserver-authentication::client-ca-file I0710 03:37:33.736640 1 leaderelection.go:260] successfully acquired lease kube-system/kube-scheduler E0710 03:37:58.868554 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) E0710 03:38:03.867939 1 leaderelection.go:332] error retrieving resource lock kube-system/kube-scheduler: Get "https://199.204.45.144:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": context deadline exceeded I0710 03:38:03.867997 1 leaderelection.go:285] failed to renew lease kube-system/kube-scheduler: timed out waiting for the condition E0710 03:38:08.868902 1 leaderelection.go:308] Failed to release lock: Put "https://199.204.45.144:6443/apis/coordination.k8s.io/v1/namespaces/kube-system/leases/kube-scheduler?timeout=5s": net/http: request canceled (Client.Timeout exceeded while awaiting headers) E0710 03:38:08.868998 1 server.go:242] "Leaderelection lost"