下载

git clone https://github.com/coreos/kube-prometheus.git
cd kube-prometheus/manifests

修改grafana配置文件，添加nodeport访问方式，实例

apiVersion: v1
kind: Service
metadata:
  labels:
    app: grafana
  name: grafana
  namespace: monitoring
spec:
  type: NodePort
  ports:
  - name: http
    port: 3000
    targetPort: http
    nodePort: 30100
  selector:
    app: grafana

修改prometheus配置文件，添加nodeport访问方式，实例

apiVersion: v1
kind: Service
metadata:
  labels:
    prometheus: k8s
  name: prometheus-k8s
  namespace: monitoring
spec:
  type: NodePort
  ports:
  - name: web
    port: 9090
    targetPort: web
    nodePort: 30200
  selector:
    app: prometheus
    prometheus: k8s
  sessionAffinity: ClientIP

修改alertmanager配置文件，添加nodeport访问方式，实例

apiVersion: v1
kind: Service
metadata:
  labels:
    alertmanager: main
  name: alertmanager-main
  namespace: monitoring
spec:
  type: NodePort
  ports:
  - name: web
    port: 9093
    targetPort: web
    nodePort: 30300
  selector:
    alertmanager: main
    app: alertmanager
  sessionAffinity: ClientIP

安装

kubectl  create  ns  monitoring

kubectl apply --server-side -f setup

until kubectl get servicemonitors --all-namespaces ; do date; sleep 1; echo ""; done

kubectl apply -f .

查看是否安装成功

kubectl   get  pod  -n    monitoring

浏览器ip:30200打开prometheus监控，输入下方句式添加监控项

sum by (pod_name)(rate(container_cpu_usage_seconds_total{image!="",pod_name!=""}[1m]))

浏览器ip:30100打开grafana监控,默认账号密码都是admin,打开设置里dashboards三项插件

参考文献:

https://www.cnblogs.com/wangzhangtao/p/12708667.html

https://www.cnblogs.com/zhangb8042/p/13071006.html