Kubectl & Kubernetes Cheat Sheet

Basic Commands

• kubectl version: Print the client and server version information.
• kubectl cluster-info: Display cluster info.

Pod Management

• kubectl get pods: List all pods in the current namespace.
• kubectl get pods -A: List pods in all namespaces.
• kubectl describe pod <pod-name>: Detailed information about a pod.
• kubectl logs <pod-name>: View logs for a pod.
• kubectl exec -it <pod-name> -- /bin/sh: Get an interactive shell in a running pod.
• kubectl delete pod <pod-name>: Delete a pod.

Deployments and Services

• kubectl get deployments: List all deployments.
• kubectl get services: List all services.
• kubectl expose deployment <deployment-name> --type=LoadBalancer --port=8080: Expose a deployment as a service.
• kubectl scale deployment <deployment-name> --replicas=3: Scale a deployment.

Imperative vs Declarative

• kubectl create -f file.yaml: Create resource(s) imperatively.
• kubectl apply -f file.yaml: Apply a configuration change to a resource declaratively.