8.1.9 kube-dns的服务发现
8.1.9.1 查看kube-dns状态
root@k8s-master1:~/prometheus-case# kubectl describe svc kube-dns -n kube-system
Name: kube-dns
Namespace: kube-system
Labels: addonmanager.kubernetes.io/mode=Reconcile
k8s-app=kube-dns
kubernetes.io/cluster-service=true
kubernetes.io/name=CoreDNS
Annotations: prometheus.io/port: 9153 #注解标签,用于prometheus服务发现端口
prometheus.io/scrape: true