I0521 19:32:44.233323       1 handler.go:288] Adding GroupVersion metrics.k8s.io v1beta1 to ResourceManager
I0521 19:32:44.338191       1 secure_serving.go:57] Forcing use of http/1.1 only
I0521 19:32:44.338363       1 dynamic_cafile_content.go:161] "Starting controller" name="request-header::/etc/client-ca-bundle/requestheader-client-ca-file"
I0521 19:32:44.338401       1 dynamic_cafile_content.go:161] "Starting controller" name="client-ca-bundle::/etc/client-ca-bundle/client-ca-file"
I0521 19:32:44.338593       1 dynamic_serving_content.go:135] "Starting controller" name="serving-cert::/etc/tls/private/tls.crt::/etc/tls/private/tls.key"
I0521 19:32:44.339030       1 secure_serving.go:211] Serving securely on [::]:10250
I0521 19:32:44.339038       1 tlsconfig.go:243] "Starting DynamicServingCertificateController"
E0521 19:56:08.378187       1 webhook.go:269] Failed to make webhook authorizer request: Post "https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s": context canceled
E0521 19:56:08.378264       1 errors.go:83] "Unhandled Error" err="Post \"https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s\": context canceled" logger="UnhandledError"
E0521 19:56:08.380439       1 timeout.go:140] "Post-timeout activity" logger="UnhandledError" timeElapsed="2.23804ms" method="GET" path="/metrics" result=null
E0521 19:56:09.034361       1 webhook.go:269] Failed to make webhook authorizer request: Post "https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s": net/http: request canceled (Client.Timeout exceeded while awaiting headers)
E0521 19:56:09.034419       1 errors.go:83] "Unhandled Error" err="Post \"https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s\": net/http: request canceled (Client.Timeout exceeded while awaiting headers)" logger="UnhandledError"
E0521 19:56:09.134806       1 webhook.go:269] Failed to make webhook authorizer request: Post "https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s": net/http: request canceled (Client.Timeout exceeded while awaiting headers)
E0521 19:56:09.134858       1 errors.go:83] "Unhandled Error" err="Post \"https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s\": net/http: request canceled (Client.Timeout exceeded while awaiting headers)" logger="UnhandledError"
E0521 19:56:18.656252       1 webhook.go:269] Failed to make webhook authorizer request: Post "https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s": context canceled
E0521 19:56:18.656300       1 errors.go:83] "Unhandled Error" err="Post \"https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s\": context canceled" logger="UnhandledError"
E0521 19:56:18.657497       1 timeout.go:140] "Post-timeout activity" logger="UnhandledError" timeElapsed="1.225165ms" method="GET" path="/metrics" result=null
E0521 19:56:20.269348       1 webhook.go:269] Failed to make webhook authorizer request: Post "https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s": context deadline exceeded
E0521 19:56:20.269397       1 errors.go:83] "Unhandled Error" err="Post \"https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s\": context deadline exceeded" logger="UnhandledError"
E0521 19:56:20.270505       1 webhook.go:269] Failed to make webhook authorizer request: Post "https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s": net/http: request canceled (Client.Timeout exceeded while awaiting headers)
E0521 19:56:20.270551       1 errors.go:83] "Unhandled Error" err="Post \"https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s\": net/http: request canceled (Client.Timeout exceeded while awaiting headers)" logger="UnhandledError"
E0521 19:56:30.169686       1 webhook.go:269] Failed to make webhook authorizer request: Post "https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s": net/http: request canceled (Client.Timeout exceeded while awaiting headers)
E0521 19:56:30.169735       1 errors.go:83] "Unhandled Error" err="Post \"https://172.30.0.1:443/apis/authorization.k8s.io/v1/subjectaccessreviews?timeout=10s\": net/http: request canceled (Client.Timeout exceeded while awaiting headers)" logger="UnhandledError"
I0521 19:56:37.002463       1 reflector.go:556] "Warning: watch ended with error" reflector="sigs.k8s.io/metrics-server/pkg/server/server.go:97" type="*v1.PartialObjectMetadata" err="an error on the server (\"unable to decode an event from the watch stream: http2: client connection lost\") has prevented the request from succeeding"
I0521 19:56:37.002516       1 reflector.go:556] "Warning: watch ended with error" reflector="sigs.k8s.io/metrics-server/pkg/server/server.go:96" type="*v1.Node" err="an error on the server (\"unable to decode an event from the watch stream: http2: client connection lost\") has prevented the request from succeeding"