Kubernetes Best Practices

• 9 Best Practices and Examples for Working with Kubernetes Labels
• Labels and Selectors in Kubernetes on AWS
• Kubernetes Best Practices (GitHub)
• Kubernetes Production Best Practices (Medium)

Labeling Examples

metadata:
  labels:
    application: my-app
    version: 'v31'
    release: 'r42'
    stage: production

kind: Service
apiVersion: v1
metadata:
  name: my-app
spec:
  selector:
    application: my-app
    stage: production
  ports:
    - port: 80
      targetPort: 8080
      protocol: TCP

Recommended Labels

Standard labels recommended by Kubernetes:

• app.kubernetes.io/name
• app.kubernetes.io/instance
• app.kubernetes.io/version
• app.kubernetes.io/component
• app.kubernetes.io/part-of
• app.kubernetes.io/managed-by

apiVersion: v1
kind: Pod
metadata:
  labels:
    app.kubernetes.io/name: my-pod
    app.kubernetes.io/instance: Auth-1a
    app.kubernetes.io/version: '2.0.1'
    app.kubernetes.io/component: Auth
    app.kubernetes.io/part-of: my-app
    app.kubernetes.io/managed-by: helm