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Observability

Demo​

Install in one script​

Install Prometheus and Grafana

./docs/demo/deployments/optl-prometheus-grafana/deploy.sh

Install Step by Step​

Install Prometheus/Grafana Stack

helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
helm repo update
helm install prometheus prometheus-community/kube-prometheus-stack

Configure a Prometheus PodMonitor

kubectl apply -f - <<EOF
apiVersion: monitoring.coreos.com/v1
kind: PodMonitor
metadata:
  name: stateless-lb-frontend-service-monitor
  labels:
    release: prometheus
spec:
  podMetricsEndpoints:
  - port: metrics
    interval: 5s
    scheme: "http"
  namespaceSelector:
    matchNames: 
    - red
  selector:
    matchLabels:
      app-type: stateless-lb-frontend
EOF

Grafana Dashboard​

An example of a configured Grafana Dashboard is accessible here: dashboard.json. The dashboard of this demo can be accessed by exposing the grafana service with kubectl port-forward svc/prometheus-grafana 9000:80. The dashboard will then accessible via localhost:9000 with this username: admin and this password: prom-operator. Other services can be also exposed:

  • Prometheus: kubectl port-forward svc/prometheus-kube-prometheus-prometheus 9090:9090

Install Meridio​

Make sure the NSM_METRICS_ENABLED environement variable is set to true in the stateless-lb container and NFE_METRICS_ENABLED environement variable is set to true in the frontend container.