Kubectl Tips

Relevant Documentation

• kubectl

Object Management

• kubectl Cheat Sheet

Lesson Reference

• Run kubectl create to see a list of objects that can be created with imperative commands.

kubectl create

• Create a deployment imperatively.

kubectl create deployment my-deployment --image=nginx

• Do a dry run to get some sample YAML without creating the object.

kubectl create deployment my-deployment --image=nginx --dry-run -o yaml

• Save the YAML to a file.

kubectl create deployment my-deployment --image=nginx --dry-run -o yaml > deploymet.yml

• Create the object using the file.

kubectl create -f deployment.yml

• Scale a deployment and record the command.

kubectl scale deployment my-deployment replicas=5 --record

• Get deployment details.

kubectl describe deployment my-deployment