KUBERNETES.md

Common Kubernetes Commands

This document provides a list of common Kubernetes commands along with brief descriptions.

Kubernetes provides a command line tool for communicating with a Kubernetes cluster's control plane, using the Kubernetes API.

This page contains a list of commonly used kubectl commands and flags.

kubectl controls the Kubernetes cluster manager.

Find more information in Command line tool (kubectl).

Cluster Management

Command	Description
kubectl cluster-info	Display cluster information.
kubectl get nodes	List all nodes in the cluster.
kubectl describe node	Show detailed information about a specific node.
kubectl cordon	Mark node as unschedulable.
kubectl uncordon	Mark node as schedulable.
kubectl drain	Drain a node in preparation for maintenance.
kubectl taint	Taint a node to prevent it from accepting any pods that do not tolerate the taint.

Pod Management

Command	Description
kubectl get pods	List all pods in the namespace.
kubectl get pods -A	List all pods across all namespaces.
kubectl describe pod	Show detailed information about a specific pod.
kubectl logs	Print the logs for a container in a pod.
kubectl exec	Execute a command in a container.
kubectl port-forward	Forward one or more local ports to a pod.
kubectl delete pod	Delete a pod.

Service Management

Command	Description
kubectl get svc	List all services in the namespace.
kubectl describe svc	Show detailed information about a specific service.
kubectl expose	Expose a resource as a new Kubernetes service.

Deployment Management

Command	Description
kubectl get deployments	List all deployments in the namespace.
kubectl describe deployment	Show detailed information about a specific deployment.
kubectl create deployment	Create a deployment.
kubectl scale	Scale a deployment.
kubectl set image	Update the image of a deployment.
kubectl rollout status	Show the status of the rollout.
kubectl rollout history	Show the rollout history.
kubectl rollout undo	Roll back to a previous deployment revision.

Namespace Management

Command	Description
kubectl get namespaces	List all namespaces.
kubectl create namespace	Create a new namespace.
kubectl delete namespace	Delete a namespace.

ConfigMap and Secret Management

Command	Description
kubectl get configmaps	List all ConfigMaps in the namespace.
kubectl describe configmap	Show detailed information about a specific ConfigMap.
kubectl create configmap	Create a ConfigMap.
kubectl delete configmap	Delete a ConfigMap.
kubectl get secrets	List all secrets in the namespace.
kubectl describe secret	Show detailed information about a specific secret.
kubectl create secret	Create a secret.
kubectl delete secret	Delete a secret.

Persistent Volume and Persistent Volume Claim Management

Command	Description
kubectl get pv	List all persistent volumes.
kubectl get pvc	List all persistent volume claims in the namespace.
kubectl describe pv	Show detailed information about a specific persistent volume.
kubectl describe pvc	Show detailed information about a specific persistent volume claim.
kubectl delete pv	Delete a persistent volume.
kubectl delete pvc	Delete a persistent volume claim.

Role-Based Access Control (RBAC) Management

Command	Description
kubectl get roles	List all roles in the namespace.
kubectl get rolebindings	List all role bindings in the namespace.
kubectl get clusterroles	List all cluster roles.
kubectl get clusterrolebindings	List all cluster role bindings.
kubectl describe role	Show detailed information about a specific role.
kubectl describe rolebinding	Show detailed information about a specific role binding.
kubectl describe clusterrole	Show detailed information about a specific cluster role.
kubectl describe clusterrolebinding	Show detailed information about a specific cluster role binding.

Miscellaneous

Command	Description
kubectl apply	Apply a configuration to a resource by filename or stdin.
kubectl create	Create a resource from a file or from stdin.
kubectl delete	Delete resources by filenames, stdin, resources and names, or by resources and label selector.
kubectl edit	Edit a resource on the server.
kubectl get events	List events in the namespace.
kubectl label	Add or update labels on resources.
kubectl annotate	Add or update annotations on resources.
kubectl config view	Display merged kubeconfig settings.
kubectl config use-context	Set the current context in your kubeconfig.
kubectl version	Print the client and server version information.