Kubernetes/Istio/Observability

Prometheus

kubectl create ns prometheus
helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
helm repo update
helm install prom prometheus-community/kube-prometheus-stack --version 13.13.1 -n prometheus -f values.yaml

# Dashboards
kubectl -n prometheus port-forward statefulset/prometheus-prom-kube-prometheus-stack-prometheus 9090
kubectl -n prometheus port-forward svc/prom-grafana 3000:80

Access now:

• Prometheus - http://localhost:9090/
• Grafana - http://localhost:3000/, username: admin, password: prom-operator

The values.yaml file is default just with following components disabled: <syntaxhighlightjs lang="yaml"> defaultRules: ## Create default rules for monitoring the cluster

 create: false

alertmanager: ## Deploy alertmanager

 enabled: false

kubeApiServer: ## Component scraping the kube api server

 enabled: false

kubelet: ## Component scraping the kubelet and kubelet-hosted cAdvisor

 enabled: false

coreDns: ## Component scraping coreDns. Use either this or kubeDns

 enabled: false

kubeDns: ## Component scraping kubeDns. Use either this or coreDns

 enabled: false

kubeEtcd: ## Component scraping etcd

 enabled: false

kubeScheduler: ## Component scraping kube scheduler

 enabled: false

kubeProxy: ## Component scraping kube proxy

 enabled: false

</syntaxhighlightjs>