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kube-prometheus-stack

Purpose: Complete monitoring stack with Prometheus, Grafana, and Alertmanager

Version: v68.0.0 (Helm chart: prometheus-community/kube-prometheus-stack)

Namespace: monitoring

Description​

Comprehensive monitoring solution based on Prometheus Operator. Includes:

  • Prometheus for metrics collection and storage
  • Grafana for visualization and dashboards
  • Alertmanager for alert routing and notification
  • node-exporter for node-level metrics
  • kube-state-metrics for Kubernetes object metrics

Installation​

Installed via ArgoCD from Helm chart: prometheus-community/kube-prometheus-stack

Configuration​

Configuration file: config/dev/applications/kube-prometheus-stack-values.yaml

Key settings:

  • 30s scrape interval
  • 15-day retention
  • 20Gi persistent storage (local-path)
  • ServiceMonitor-based discovery

Access​

ServiceURLPort
Prometheushttps://prometheus.ssdk8s.xyz9090
Grafanahttps://grafana.ssdk8s.xyz3000
Alertmanagerhttps://alertmanager.ssdk8s.xyz9093

Credentials​

Username: admin

Get Password:

kubectl get secret kube-prometheus-stack-grafana -n monitoring -o jsonpath='{.data.admin-password}' | base64 -d

Dashboards​

Pre-installed dashboards:

  • Kubernetes / Compute Resources / Cluster
  • Kubernetes / Compute Resources / Namespace
  • Kubernetes / Compute Resources / Pod
  • ArgoCD (Dashboard ID: 19993)

Import Grafana dashboard ID 19993 for ArgoCD monitoring.

Prometheus Configuration​

ServiceMonitor Selectors​

Prometheus scrapes targets with label: release: kube-prometheus-stack

Scraped Targets​

  • kube-state-metrics
  • node-exporter
  • Prometheus itself
  • Alertmanager
  • Ingress NGINX
  • ArgoCD components

Storage​

  • Storage Class: local-path
  • Size: 20Gi
  • Retention: 15 days

Alertmanager​