[root@k8s-master system]# kubectl get pods -n kube-system |grep metrics-server
metrics-server-dddf8574-nmqk7 1/1 Running 0 11m
[root@k8s-master system]#
[root@k8s-master system]#
[root@k8s-master system]# kubectl log metrics-server-dddf8574-nmqk7 -n kube-system -f
log is DEPRECATED and will be removed in a future version. Use logs instead.
I1112 09:47:32.241636 1 serving.go:273] Generated self-signed cert (apiserver.local.config/certificates/apiserver.crt, apiserver.local.config/certificates/apiserver.key)
[restful] 2019/11/12 09:47:33 log.go:33: [restful/swagger] listing is available at https://:443/swaggerapi
[restful] 2019/11/12 09:47:33 log.go:33: [restful/swagger] https://:443/swaggerui/ is mapped to folder /swagger-ui/
I1112 09:47:33.138452 1 serve.go:96] Serving securely on [::]:443
E1112 09:48:33.505019 1 manager.go:102] unable to fully collect metrics: [unable to fully scrape metrics from source kubelet_summary:k8s-node-2: [unable to get CPU for container "manager" in pod kubesphere-devops-system/s2ioperator-0 on node "10.127.0.18", discarding data: missing cpu usage metric, unable to get CPU for container "wait-mysql" in pod openpitrix-system/openpitrix-hyperpitrix-deployment-dddd548bd-wmd5d on node "10.127.0.18", discarding data: missing cpu usage metric], unable to fully scrape metrics from source kubelet_summary:k8s-node-1: [unable to get CPU for container "kube-rbac-proxy-main" in pod kubesphere-monitoring-system/kube-state-metrics-cbd9d4c9b-4rfvs on node "10.127.0.17", discarding data: missing cpu usage metric, unable to get CPU for container "kube-state-metrics" in pod kubesphere-monitoring-system/kube-state-metrics-cbd9d4c9b-4rfvs on node "10.127.0.17", discarding data: missing cpu usage metric, unable to get CPU for container "rules-configmap-reloader" in pod kubesphere-monitoring-system/prometheus-k8s-0 on node "10.127.0.17", discarding data: missing cpu usage metric, unable to get CPU for container "prometheus-config-reloader" in pod kubesphere-monitoring-system/prometheus-k8s-0 on node "10.127.0.17", discarding data: missing cpu usage metric, unable to get CPU for container "rules-configmap-reloader" in pod kubesphere-monitoring-system/prometheus-k8s-system-0 on node "10.127.0.17", discarding data: missing cpu usage metric, unable to get CPU for container "prometheus" in pod kubesphere-monitoring-system/prometheus-k8s-system-0 on node "10.127.0.17", discarding data: missing cpu usage metric, unable to get CPU for container "prometheus-config-reloader" in pod kubesphere-monitoring-system/prometheus-k8s-system-0 on node "10.127.0.17", discarding data: missing cpu usage metric]]
E1112 09:49:33.142731 1 manager.go:102] unable to fully collect metrics: unable to fully scrape metrics from source kubelet_summary:k8s-node-1: [unable to get CPU for container "paas-micro-voucherwallet" in pod default/paas-micro-voucherwallet-6b9796f9cf-lm6qv on node "10.127.0.17", discarding data: missing cpu usage metric, unable to get CPU for container "openpitrix-rp-kubernetes" in pod openpitrix-system/openpitrix-rp-kubernetes-deployment-5cdf9c56c8-tqdpt on node "10.127.0.17", discarding data: missing cpu usage metric]
^C
[root@k8s-master system]# kubectl top node
Error from server (ServiceUnavailable): the server is currently unable to handle the request (get nodes.metrics.k8s.io)
[root@k8s-master system]#