This is a small kubectl Cheat Sheet with the list of commands and settings I use, almost on a daily basis, when working with kubernetes.

Get version and cluster information#

Get kubectl version#

1kubectl --version

Get cluster information#

1kubectl cluster-info

Check cluster nodes#

1kubectl get nodes

Get running services#

1kubectl get services -w --all-namespaces

Context#

List all available contexts#

1kubectl config get-contexts

Get current context#

1kubectl config current-context

Change the context#

1kubectl config use-context [context name]

Deployment#

Deploy#

1kubectl apply -f [yaml definition file]

Get deployment definition#

1kubectl get deployment [deployment name] -o yaml

Update the image of a deployment#

1kubectl set image deployment/[deployment name] [container name]=[image tag]

Set autoscale for a deployment#

1kubectl autoscale deployment [deployment name] --min=2 --max=5 --cpu-percent=80

Delete a deployment#

1kubectl delete -f [yaml definition file]

Get secret definition#

1kubectl get secret [secret name] -o yaml

Force delete a pod#

1kubectl delete pod [pod name] --grace-period=0 --force

Logs#

Read a pod’s log#

1kubectl logs [pod name] -n [namespace name]

Misc#

Install kubernetes dashboard#

1kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/master/src/deploy/recommended/kubernetes-dashboard.yaml

Hope it helps!