HOW TO SETUP A BASIC GRAFANA+PROMETHEUS FOR A CLUSTER

 

Helm prep

helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
helm repo add grafana https://grafana.github.io/helm-charts

Provision prometheus through helm

kubectl create ns prometheus
helm install prometheus-play prometheus-community/prometheus -n prometheus

Install grafana through helm

kubectl create ns grafana
helm install grafana-play grafana/grafana -n grafana

Config in grafana

Grafana login

• Obtain login credential

kubectl get secret grafana-ui -o yaml -n grafana

Extract “admin-user” and “admin-password” fields and Base64Decode. Then use them to login.

Dashboard

• Add prometheus data source
  In the Grafana UI
  Configuration (The gear icon) -> Data Sources -> Add data source -> Prometheus -> Fill “prometheus-play.prometheus” in “HTTP - URL”, keep everything else by default -> Save & Test
• Setup cluster dashboard
  In the Grafana UI
  Create (the icon ‘+’ on the left sidebar) -> Import -> Import via grafana.com -> search at https://grafana.com/grafana/dashboards and fill in the desired dashId i.e. 13770 -> Load -> Import at bottom
• View your dash
  In the Grafana UI
  Dashboards -> Home -> click the dash name you just imported -> enjoy